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BEGIN:VEVENT
DTSTART;VALUE=DATE:20240901
DTEND;VALUE=DATE:20290902
DTSTAMP:20260601T003142
CREATED:20240403T074223Z
LAST-MODIFIED:20240403T174651Z
UID:105492-1725148800-1883001599@www.a3veen.nl
SUMMARY:Proba-3 Missie / Proba-3 Mission
DESCRIPTION:By ESA\, CC BY-SA 3.0 igo\nProba-3 zijn twee minisatellieten van de Europese Ruimtevaartorganisatie (ESA)\, ze zullen samen gelanceerd worden in een langgerekte ellipsvormige baan met een perigeum van 600 km en apogeum van 60.000 km. \nProba-3 wordt gerealiseerd door een consortium van vijftien ESA-lidstaten met als hoofdaannemer het Spaanse SENER\, het Belgische Centre Spatial uit Luik als hoofdaannemer voor de coronagraaf en het Belgische Redwire Space voor assemblage en testen. Tijdens de missie zullen twee satellieten in formatie vliegen en samen een 144 meter lange zonnecoronagraaf vormen om de corona van de zon bij de zonnerand te bestuderen. Eén ruimtevaartuig zal de optische telescoop dragen en het tweede ruimtevaartuig zal een deel van de coronagraaf dragen. Tevens worden tijdens deze missie metingen uitgevoerd voor de positionering van twee ruimtevaartuigen. \nLinks:\nProba-3 Mission
URL:https://www.a3veen.nl/event/proba-3-missie-proba-3-mission/
CATEGORIES:Astronomie,Zon
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20240909T230000
DTEND;TZID=Europe/Amsterdam:20240909T233000
DTSTAMP:20260601T003142
CREATED:20240909T092129Z
LAST-MODIFIED:20240910T114057Z
UID:112848-1725922800-1725924600@www.a3veen.nl
SUMMARY:The Sky at Night - 2075: Our Place in Space (TV BBC Four)
DESCRIPTION:The Sky at Night is a monthly documentary television programme on astronomy produced by the BBC. \nThe show had the same permanent presenter\, Patrick Moore\, from its first broadcast on 24 April 1957 until 7 January 2013. The latter date was a posthumous broadcast\, which followed Moore’s death on 9 December 2012. This made it the longest-running programme with the same presenter in television history. Many early episodes are missing\, either because the tapes were wiped\, thrown out\, or because the episode was broadcast live and never recorded in the first place. \nBeginning with the 3 February 2013 edition\, the show was co-presented by Lucie Green and Chris Lintott. Since December 2013 Maggie Aderin-Pocock has been a presenter. The programme’s opening and closing theme music is “At the Castle Gate”\, from the incidental music to Pelléas et Mélisande\, written in 1905 by Jean Sibelius\, performed by the Royal Philharmonic Orchestra and conducted by Sir Thomas Beecham. \nThis episode:\nThe Sky at Night is embarking on a journey into the future\, as we explore how space will revolutionise life on Earth over the next 50 years. As humanity’s reach extends into the cosmos\, we face unprecedented challenges\, from redefining what it means to be an astronaut\, to confronting our own space junk\, to dealing with the impact of life in space on our earth-adapted bodies. With privileged early access to a groundbreaking new report from the Royal Society on humanity’s future in space\, the Sky at Night team are on a mission to find our destiny among the stars – our place in space. \nThe criteria for becoming an astronaut are famously tough. But if we want more people to go to space\, maybe it’s time to start challenging that. That’s what the European Space Agency are doing with their pioneering study Fly!\, which aims to figure out if someone with a physical disability can live and work in space. At the European Astronaut Centre in Cologne\, presenter Chris Lintott meets one of the newest members of ESA’s astronaut reserve: John McFall. John is already a medal-winning Paralympian and orthopaedic surgeon and – as if that wasn’t enough – he is now the first recruit to the Fly! study. Chris discovers what’s involved in John’s extensive and gruelling training\, and finds out what his hopes are for improving access to space. \nTraining for space travel is one thing\, but living on the moon or Mars is a whole new level for humanity. Our bodies are used to gravity\, and being in environments with less gravity than Earth can make them go a bit haywire. At the Royal Society in London\, Maggie Aderin-Pocock meets up with space medicine expert Professor Kevin Fong to find out all about the challenges of keeping humans healthy in space. What would an astronaut on Mars do in a medical emergency? What happens to our bones\, muscles and organs if we are without Earth’s gravity for a long time? And could a baby be born in space? \nWhile Maggie and Kevin unpack those mind-bending questions\, George Dransfield heads to Astroscale in Oxfordshire\, a company who are coming up with clever ways to take out space trash. There are already 130 million pieces of space debris in orbit around our planet\, and that number is ticking up. George meets up with Dr Mekhi Dhesi to learn about Astroscale’s clever missions to clean up space junk – including ELSA-M\, a spacecraft which uses magnets to tow defunct satellites out of orbit\, and Cosmic\, a spacecraft with a robot arm to grab onto debris. \nOur increasing dependence on satellites isn’t just producing a lot of space junk though\, it’s also becoming a nuisance for amateur astronomers around the world. Thankfully\, our resident astronomer Pete Lawrence has some clever tips and tricks for telling satellites and meteors apart\, and using smart telescopes to remove satellite trails from deep sky images. \nFinally\, back at the Royal Society\, Maggie sits down with Professor Suzie Imber\, planetary scientist and co-chair of the groundbreaking Space: 2075 report. Together\, they unpack some of the biggest questions about our journey into the cosmos over the next 50 years. How do we make sure space benefits us all\, including those of us still down here on Earth? Should we be concerned about the commercialisation of space travel? And will there really be people on Mars by 2075? \nLinks:\nThe Sky at Night
URL:https://www.a3veen.nl/event/the-sky-at-night-2075-our-place-in-space-tv-bbc-four/
CATEGORIES:Astronomie
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20240914T010000
DTEND;TZID=Europe/Amsterdam:20240914T090000
DTSTAMP:20260601T003142
CREATED:20240913T085425Z
LAST-MODIFIED:20241023T085534Z
UID:115261-1726275600-1726304400@www.a3veen.nl
SUMMARY:#ObserveTheMoon Night 2024
DESCRIPTION:International Observe the Moon Night is an annual public outreach event sponsored by the Lunar Reconnaissance Orbiter mission\, the Solar System Exploration Division at NASA’s Goddard Space Flight Center\, and other NASA and astronomical organizations that encourages observation\, appreciation\, and understanding of the Moon and its connection to planetary science and exploration. \nEveryone on Earth is invited to join the celebration by hosting or attending an event or participating as a lunar observer — and uniting on one day each year to look at and learn about the Moon together. First organized in 2010\, there are usually over 500 events annually in over 40 countries\, hosted by universities\, observatories\, NASA Centers\, schools\, museums\, parks\, libraries\, and amateur astronomers. Some events are offered both in person and via internet streaming video. The date is selected to enhance visibility of lunar topography. \nLinks:\nObserve the Moon Night
URL:https://www.a3veen.nl/event/observethemoon-night-2024/
CATEGORIES:Astronomie,Maan
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20240915T020000
DTEND;TZID=Europe/Amsterdam:20240915T070000
DTSTAMP:20260601T003142
CREATED:20240911T230257Z
LAST-MODIFIED:20240915T002620Z
UID:113027-1726365600-1726383600@www.a3veen.nl
SUMMARY:Observe the Moon Night 2024
DESCRIPTION:International Observe the Moon Night is an annual public outreach event sponsored by the Lunar Reconnaissance Orbiter mission\, the Solar System Exploration Division at NASA’s Goddard Space Flight Center\, and other NASA and astronomical organizations that encourages observation\, appreciation\, and understanding of the Moon and its connection to planetary science and exploration. \nEveryone on Earth is invited to join the celebration by hosting or attending an event or participating as a lunar observer — and uniting on one day each year to look at and learn about the Moon together. First organized in 2010\, there are usually over 500 events annually in over 40 countries\, hosted by universities\, observatories\, NASA Centers\, schools\, museums\, parks\, libraries\, and amateur astronomers. Some events are offered both in person and via internet streaming video. The date is selected to enhance visibility of lunar topography. \nLinks:\nObserve the Moon Night
URL:https://www.a3veen.nl/event/observe-the-moon-night-2024/
CATEGORIES:Astronomie,Maan
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20240918T024100
DTEND;TZID=Europe/Amsterdam:20240918T064700
DTSTAMP:20260601T003142
CREATED:20240917T075044Z
LAST-MODIFIED:20240919T084136Z
UID:113440-1726627260-1726642020@www.a3veen.nl
SUMMARY:September 2024 lunar eclipse / gedeeltelijke Maansverduistering
DESCRIPTION:The September 2024 partial lunar eclipse occured on Wednesday\, 17–18 September 2024\, the second of two lunar eclipses in 2024 and the final partial lunar eclipse of Lunar Saros 118. \nThis eclipse took place 9 hours before perigee meaning the moon was a supermoon with a distance of 357486 km and diameter of 33.4′. The eclipse was visible over western parts of Africa and Europe\, South and eastern North America\, all of South America\, and parts of Antarctica\, and was seen rising over the rest of North America and setting over the rest of Africa\, parts of Asia\, Europe and the Middle East. \nKlik op afbeelding om te lezen\nLinks:\nHarvest Moon Supermoon lunar eclipse delights skywatchers worldwide (photos)
URL:https://www.a3veen.nl/event/september-2024-lunar-eclipse/
CATEGORIES:Astronomie,Maan
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20240919T190000
DTEND;TZID=Europe/Amsterdam:20240919T200000
DTSTAMP:20260601T003142
CREATED:20240919T085109Z
LAST-MODIFIED:20240919T085109Z
UID:113454-1726772400-1726776000@www.a3veen.nl
SUMMARY:Babelsberger Sternennächte - Our Galaxy has a history (TV webcast)
DESCRIPTION:Die Babelsberger Sternennächte finden online statt\, in der Regel gibt es immer am 3. Donnerstag im Monat einen neuen Vortrag einer Wissenschaftlerin oder eines Wissenschaftlers des AIP\, der ab 20 Uhr auf dem YouTube-Kanal von Urknall\, Weltall und das Leben ausgestrahlt wird (Playlist). \nUnsere Heimatgalaxie\, die Milchstraße\, zeigt sich als beeindruckendes milchig-weißes Band am Nachthimmel. Wir leben inmitten dieser Galaxie und doch ist sie noch immer nicht vollständig kartografiert. Mit dem ESA-Satelliten Gaia\, der die Eigenschaften von fast zwei Milliarden Sternen misst\, wird unser Bild der Milchstraße allmählich immer vollständiger. In ihrem Vortrag gibt Cristina Chiappini einen Überblick\, wie Astronominnen und Astronomen anhand der Gaia-Daten zeigen\, dass unsere Galaxie eine einzigartige Geschichte erzählt – und wie wir dabei sind\, ihre Vergangenheit zu entschlüsseln. Auf dieser Reise geben nicht nur die Positionen und Geschwindigkeiten der Sterne\, sondern auch ihre chemische Zusammensetzung als „fossile Aufzeichnungen“ Hinweise auf die Geschichte der Milchstraße. Nur unsere eigene Galaxie lässt sich so detailliert studieren\, da uns nur hier reichhaltige Informationen über eine große Anzahl von Einzelsternen zur Verfügung stehen. Dennoch wirft die Geschichte der Milchstraße auch ein Licht auf die Entstehung und Entwicklung anderer Galaxien und trägt zum Verständnis der chemischen Anreicherung des Universums bei. \nSobald der neue Vortrag verfügbar ist\, ist der Link direkt auf dieser Seite zu finden. Bitte beachten Sie\, dass fast alle Vorträge auf Deutsch gehalten werden. \nLink:\nBabelsberger Sternennächte
URL:https://www.a3veen.nl/event/babelsberger-sternennachte-our-galaxy-has-a-history-tv-webcast/
CATEGORIES:Astronomie
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20240921T210000
DTEND;TZID=Europe/Amsterdam:20240921T223000
DTSTAMP:20260601T003142
CREATED:20241105T203434Z
LAST-MODIFIED:20241105T204524Z
UID:116060-1726952400-1726957800@www.a3veen.nl
SUMMARY:Gravitational waves and the Einstein telescope (TV RIGB webcast)
DESCRIPTION:Join Gideon Koekoek as he uncovers the secret that nature repeats the same rules over and over again\, so that he will prepare you to fully appreciate the exciting discoveries that are coming our way\, including the Einstein Telescope. \nPioneering physics discoveries often catch the public eye\, such as the discovery of gravitational waves in 2015. Curved spacetime\, black holes\, and the evolutionary history of the Universe speak immensely to the imagination of the general public as well as science enthusiasts\, and yet physics is still perceived as a discipline only accessible for the intellectual elite. Gideon sets out to show that physics is as fun and understandable as it is tremendously exciting\, and it is high time we make nature’s mysteries accessible to all. Gideon will let us in on the secret that nature repeats the same rules over and over again\, so that once we understand one case\, we can understand more abstract areas too. He will prepare you to fully appreciate\, and understand\, the exciting discoveries that are coming our way in the next few years. \nLinks:\nGravitational waves: Nature’s secrets \nDe Einstein-telescoop in Zuid-Limburg? (TV Volkssterrenwacht Bussloo) \nEinsteintelescoop : opening proefinstallatie ETpathfinder
URL:https://www.a3veen.nl/event/gravitational-waves-and-the-einstein-telescope-tv-rigb-webcast/
LOCATION:The Royal Institution of Great Britain\, 21 Albemarle Street\, London\, Verenigd Koninkrijk
CATEGORIES:Astronomie,Zwaartekrachtgolven
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20240927
DTEND;VALUE=DATE:20241013
DTSTAMP:20260601T003142
CREATED:20240924T191152Z
LAST-MODIFIED:20240927T180024Z
UID:113705-1727395200-1728777599@www.a3veen.nl
SUMMARY:Komeet C/2023 A3 (Tsuchinshan-ATLAS) in 2024
DESCRIPTION:De komeet C/2023 A3 (Tsuchinshan-ATLAS) bereikt het perihelium op 27 september 2024. \nDe niet-periodieke komeet werd ontdekt in de eerste helft van januari 2023. Het object heeft een vrijwel parabolische baan\, en dit is waarschijnlijk de eerste (en mogelijk enige) keer dat het langs de Zon scheert. De komeet bevindt zich tijdens het perihelium op een afstand van 0\,39 AE van de Zon en op 0\,91 AE van de Aarde. De helderheid van het object bedraagt dan magnitude +2\,8. Bedenk hierbij dat het lastig is de helderheid van een komeet exact te voorspellen\, zeker wanneer het object voor het eerst het centrale deel van het zonnestelsel bezoekt. Daarnaast is een komeet vaak onzichtbaar rond het moment van grootste helderheid\, doordat deze zich dan te dicht bij de Zon aan de hemel bevindt. De komeet is zichtbaar met een helderheid groter dan achtste magnitude aan onze avondhemel tussen 12 oktober en 28 november 2024. Tot 11 oktober is het object in Nederland en België vrijwel onzichtbaar. \nImages of Comet C/2023 A3 (Tsuchinshan–ATLAS) captured on 24 February 2023 by Филипп Романов (Filipp Romanov) using the iTelescope.net remote telescope. Credit: @romanov_filipp\nWij zien de grootste helderheid rond 12 oktober: magnitude +1\,0. Er is een verrekijker nodig met een apertuur van 15 mm of meer om het object op dat moment waar te nemen. Het meest gunstige moment om de komeet te bekijken vanuit onze streken is rond 21 oktober. Het object heeft dan een helderheid van +4\,1m en een magnitudecontrast van -1\,0m\, in theorie voldoende om met het blote oog waargenomen te worden\, maar vermoedelijk is de ondersteuning van een verrekijker (in de hand of op statief) nodig. Merk op dat een diffuse komeet lastiger waar te nemen is dan een ster met dezelfde helderheid. De dichtste nadering van C/2023 A3 (Tsuchinshan-ATLAS) tot de Aarde gebeurt rond 12 oktober. De afstand bedraagt dan 0\,47 AE\, circa 71 miljoen km\, dus niet al te ver weg. Na het perihelium vinden we het object onder meer in de sterrenbeelden Slang\, Slangendrager en Adelaar. \nLinks:\nKomeet C/2023 A3 (Tsuchinshan-ATLAS) in 2024 \nComet C/2023 A3 (Tsuchinshan-ATLAS) is due to reappear in our skies over the coming weeks
URL:https://www.a3veen.nl/event/komeet-c-2023-a3-tsuchinshan-atlas-in-2024/
CATEGORIES:Astronomie,Komeet
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20240929
DTEND;VALUE=DATE:20241007
DTSTAMP:20260601T003142
CREATED:20240930T095038Z
LAST-MODIFIED:20250929T111703Z
UID:113998-1727568000-1728259199@www.a3veen.nl
SUMMARY:NL Space Week 2024 / Planetary Congress van de Association of Space Explorers 2024
DESCRIPTION:NL Space Week is powered and initiated by NL Space Campus in collaboration with ESA ESTEC\, and supported by many space partners and demystifies space by opening the doors for everyone interested in anything that has to do with space. \nVisitors\, businesses\, investors and attendees will grow their knowledge\, discover how space technology and data impacts society for the better and accelerate innovations. During NL Space Week the entire Dutch space region will be centred around space activities. Events vary from open days where space organisations like SRON and ESA open their doors to the public\, to network events that grow your knowledge\, activities for families\, to business events for investors\, businesses\, and policy makers. \nLinks:\nNL Space Week \nAssociation of Space Explorers XXXV Planetary Congress \n70 ‘ambassadeurs van de aarde’ bijeen op astronautencongres in Noordwijk
URL:https://www.a3veen.nl/event/nl-space-week-2024-planetary-congress-van-de-association-of-space-explorers-2024/
CATEGORIES:Astronomie
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20241002T174200
DTEND;TZID=Europe/Amsterdam:20241002T234600
DTSTAMP:20260601T003142
CREATED:20240928T140050Z
LAST-MODIFIED:20260212T145834Z
UID:113910-1727890920-1727912760@www.a3veen.nl
SUMMARY:Totale Zonsverduistering op 2 oktober 2024 / Total Solar eclipse (TV webcast)
DESCRIPTION:De zonsverduistering van 2 oktober 2024 (Solar eclipse of October 2\, 2024) betreft een ringvormige zonsverduistering die te zien zal zijn boven de Stille Oceaan\, delen van Zuid-Amerika en delen van Antarctica. \nHet pad waar een ringvormige eclips waargenomen zal kunnen worden\, gaat voornamelijk over de Stille Oceaan\, maar ook over Chili en Argentinië. In de Benelux zal geen eclips plaatsvinden. \nLinks:\nWhat the Eclipse Will Look Like near the Maximum Point \nHow fast will the annular solar eclipse on Oct. 2 travel? \nInteractive eclipse map \nZonsverduistering op 2 oktober 2024 \nOctober 2\, 2024 Annular Solar Eclipse
URL:https://www.a3veen.nl/event/zonsverduistering-op-2-oktober-annular-solar-eclipse-2024-tv-webcast/
CATEGORIES:Astronomie,Zon
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20241004
DTEND;VALUE=DATE:20241011
DTSTAMP:20260601T003142
CREATED:20241004T125826Z
LAST-MODIFIED:20241007T130737Z
UID:114421-1728000000-1728604799@www.a3veen.nl
SUMMARY:World Space Week 2024
DESCRIPTION:By resolution 54/68 of 6 December 1999\, the General Assembly proclaimed World Space Week\, to celebrate the contributions of space science and technology to the betterment of the human condition. \nWorld Space Week is the largest annual space event in the world. the weeks helps build up the workforce of tomorrow by inspiring students; demonstrates visible public support for the space programme; educates the public about space activities; and fosters international cooperation in space outreach and education. Each year a theme is selected by the World Space Week Association Board of Directors in close coordination with the UN Office of Outer Space Affairs. The theme provides broad guidance to World Space Week participants on the content of their programmes. The theme is selected to increase the impact of World Space Week on all humanity further\, by using a uniform theme globally. On 4 October 1957\, the launch into outer space of the first human-made Earth satellite\, Sputnik 1\, opened the way for space exploration. A decade later\, on 10 October 1967\, the Treaty on Principles Governing the Activities of States in the Exploration and Use of Outer Space\, including the Moon and Other Celestial Bodies entered into force. Space science and technology and their applications are increasingly being used to support a wide range of United Nations activities. At least 25 United Nations entities and the World Bank Group routinely use space applications. \nThey make important and sometimes essential contributions to the work of the United Nations\, including in the implementation of recommendations of major world conferences and those of the Third United Nations Conference on the Exploration and Peaceful Uses of Outer Space (UNISPACE III)\, as well as support towards sustainable development. As a consequence\, coordination\, cooperation and synergy are essential for those activities to be effectively carried out by the United Nations system. The annual sessions of the Inter-Agency Meeting on Outer Space Activities are the main means of achieving that synergy. The effectiveness of the Meeting has been further enhanced by the holding\, since 2004\, of an open informal session immediately after the end of the Meeting\, as a means of engaging Member States\, in a direct and informal setting\, in important space-related developments in the United Nations system. The agenda of the Inter-Agency Meeting is reviewed at each session and adapted to current operational needs. \nFor World Space Week 2024\, the chosen theme is “Space & Climate Change.” This theme celebrates the transformative impact of space technology in our ongoing battle against climate change\, emphasizing the proactive role space exploration plays in enhancing our understanding and management of Earth’s climate. Event organizers worldwide are encouraged to integrate the theme “Space & Climate Change” into their World Space Week events. Activities may range from educational workshops and interactive sessions to panel discussions and collaborative projects\, all aimed at fostering innovative environmental solutions. \nLinks:\nWorld Space Week \nInternational Astronautical Congress 2024
URL:https://www.a3veen.nl/event/world-space-week-2024/
CATEGORIES:Astronomie,Maatschappij,UN
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20241004T193000
DTEND;TZID=Europe/Amsterdam:20241004T220000
DTSTAMP:20260601T003142
CREATED:20240829T231328Z
LAST-MODIFIED:20240917T133650Z
UID:112517-1728070200-1728079200@www.a3veen.nl
SUMMARY:De Einstein-telescoop in Zuid-Limburg? (TV Volkssterrenwacht Bussloo)
DESCRIPTION:Sinds enkele jaren hebben astronomen een geheel nieuwe methode om informatie uit het heelal te bestuderen: zwaartekrachtsgolven. \nEen zeer specialistische maar unieke manier om meer te weten te komen over de prachtigste explosies in het heelal; van botsende zwarte gaten tot de oerknal. Nederland hoopt dat de ambitieuze Einsteintelescoop een ondergrondse plek krijgt in de bodem van Zuid-Limburg. Dr. Wim Walk van het Nihkef in Amsterdam legt uit hoe deze telescoop werkt en waarom Zuid-Limburg zo’n goede plek is hiervoor. En waarom Nederland in een dergelijk prestigieus instrument moet investeren. Presentatie in het kader van het “Weekend van de Wetenschap”. \nLinks:\nVolkssterrenwacht Bussloo YouTube kanaal \nWebsite Einsteintelescoop \nWebsite Einstein Telescope Euregio Maas-Rijn \nWebsite ETpathfinder \nEinsteintelescoop : opening proefinstallatie ETpathfinder \nKabinet trekt portemonnee – Nederland aast op ondergrondse telescoop van 10 kilometer: ‘Een ongekend project’ Einstein Telescoop
URL:https://www.a3veen.nl/event/einstein-telescoop-tv-volkssterrenwacht-bussloo/
CATEGORIES:Astronomie
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20241007T165200
DTEND;TZID=Europe/Amsterdam:20261231T235900
DTSTAMP:20260601T003142
CREATED:20240415T075035Z
LAST-MODIFIED:20241024T161412Z
UID:106201-1728319920-1798761540@www.a3veen.nl
SUMMARY:Hera space mission
DESCRIPTION:Hera is a space mission in development at the European Space Agency in its Space Safety program\, its primary objective is to study the Didymos binary asteroid system that was impacted by DART and contribute to validation of the kinetic impact method to deviate a near-Earth asteroid in a colliding trajectory with Earth. \nIt will measure the size and the morphology of the crater created by and momentum transferred by an artificial projectile impacting an asteroid\, which will allow measuring the efficiency of the deflection produced by the impact. It will also analyze the expanding debris cloud caused by the impact. The spacecraft was launched on 7 October 2024 and will also study the results of DART impactor\, four years after NASA’s mission. DART impacted the asteroid Dimorphos\, the smaller of two objects forming the binary asteroid 65803 Didymos\, on 27 September 2022. Hera has a mass of 1128 kilograms and carries a payload of cameras\, an altimeter\, and a spectrometer. It will also carry two nano-satellite CubeSats\, called Milani and Juventas. Hera will fully characterise the composition and physical properties of the binary asteroid system including\, for the first time\, the sub-surface and internal structures. It will also perform technological demonstrations linked to operations in the vicinity of a small body and the deployment and the communication with CubeSats in interplanetary space. \nHera’s launch kit\, click picture to read\nLinks:\nESA Hera \nThermophysical Modelling of Eclipse and Occultation Events in Binary Asteroid Systems \nPlanetary defence mission Hera heading for deflected asteroid \nSpaceX rocket launches Europe’s Hera planetary defense probe to visit asteroid smacked by NASA
URL:https://www.a3veen.nl/event/hera-space-mission/
CATEGORIES:Astronomie
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20241008T150000
DTEND;TZID=Europe/Amsterdam:20241008T170000
DTSTAMP:20260601T003142
CREATED:20241008T072815Z
LAST-MODIFIED:20241008T073455Z
UID:114435-1728399600-1728406800@www.a3veen.nl
SUMMARY:Meteorenzwerm Draconiden in oktober 2024
DESCRIPTION:De meteorenzwerm Draconiden\, ook wel Giacobiniden genoemd naar de bronkomeet 21P/Giacobini-Zimmer\, bereikt op dinsdag 8 oktober 2024\, rond 15:00\, zijn maximum. \nZelfs wanneer de radiant in het zenit zou staan\, zou er van deze zwerm naar verwachting gemiddeld niet meer dan één meteoor per uur vallen. Rond 18:00 staat de radiant van de zwerm in het hoogste punt (op 88°) aan de hemel. Het beste moment om Draconiden waar te nemen is op 8 oktober rond 21:00. De radiant staat op dat moment zo’n 63° boven de horizon\, in het westnoordwesten. Samen met meteoren van andere zwermen\, en sporadische meteoren\, zijn er bij donkere\, heldere hemel in totaal circa 10–17 “vallende sterren” per uur te zien. Op een goed donkere plek zijn circa vier keer zoveel meteoren te zien als in dichtbevolkt gebied. De Maan stoort niet. Rond 07:15 gaat het schemeren en om 07:55 komt de Zon op. De meteoren van de meeste zwermen verschijnen niet allemaal op de dag van het maximum. Zo is gedurende circa 4 dagen rondom het maximum meer dan 50% van het maximale aantal meteoren van de Draconiden te zien. De zwerm heeft daarmee een relatief korte piek. Er zijn dus nog meer kansen\, voor het geval het in de nacht van het maximum niet helder is. Iedere dag verder weg van het maximum zijn er echter wel ongeveer 30% minder meteoren per uur te zien. De typische snelheden van de meteoren in deze zwerm zijn met circa 20 km/s (ongeveer 73.440 km/uur) relatief laag. Meteoren waarnemen kan zonder speciale instrumenten. \nDe Draconiden zijn een doorgaans zwakke meteorenzwerm die korte (circa 45 minuten) maar extreme meteorenregens vertoonde in 1933 en 1946 waarbij tot 200 meteoren per minuut zichtbaar waren voor de gelukkige waarnemers. In regens in de jaren 1952\, 1985 en 1998 zijn regens waargenomen die tussen de 30 minuten en 2 uur duurden\, en waar enkele meteoren per minuut vielen. Ook in 2005\, 2011 en 2012 werden (minder extreme) regens waargenomen. Toekomstige uitbarstingen van de Draconiden worden voorspeld voor 2020\, 2024\, 2025\, 2030\, 2035\, 2037\, 2042 en 2044. In andere jaren werden nog geen 2 meteoren per uur gemeten. Meteoren worden in de volksmond ook wel vallende sterren genoemd. In werkelijkheid gaat het niet om sterren die vallen\, maar om minuscule stukjes steen en gruis die onder hoge snelheden de aardatmosfeer binnenkomen en op ongeveer 80–120 km hoogte verdampen. Het lichtflitsje dat we zien is met name de lucht om het steentje heen die aan het gloeien gebracht wordt. Een meteorenzwerm is een verzameling van meteoren die rond dezelfde tijd en in hetzelfde gebied aan de hemel zichtbaar zijn. De meteoren lijken uit één punt aan de hemel te komen\, dat we de radiant noemen. Deze beweging wordt veroorzaakt door zowel de beweging van de meteoren zelf als door de baansnelheid van de Aarde. \nLinks:\nMeteorenzwerm Draconiden in oktober 2024
URL:https://www.a3veen.nl/event/meteorenzwerm-draconiden-in-oktober-2024/
CATEGORIES:Astronomie,Meteoren
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20241014
DTEND;VALUE=DATE:20241019
DTSTAMP:20260601T003142
CREATED:20241002T015813Z
LAST-MODIFIED:20241007T130142Z
UID:114171-1728864000-1729295999@www.a3veen.nl
SUMMARY:International Astronautical Congress 2024
DESCRIPTION:Every year\, the International Astronautical Federation with the support of the International Academy of Astronautics and the International Institute of Space Law (IISL)\, holds the International Astronautical Congress (IAC) which is hosted by one of the national society members of the IAF. \nThey are an annual meeting of the actors in the discipline of space\, and are generally held in late September or early October. They consist of plenary sessions\, lectures and meetings. The IAC is attended by the agency heads and senior executives of the world’s space agencies. As the Second World War came to an end\, the United States and the Soviet Union held different and competing political worldviews. As the Cold War began to take shape\, communication between the two countries became less frequent. Both countries turned their focus to achieving military superiority over the other. Six years after the Iron Curtain fell\, the International Astronautical Federation (IAF) was formed by scientists from all over Europe in the field of space research in order to collaborate once more. During the years of the Space Race\, the IAF was one of the few forums where members of both East and West Europe could meet during the annual International Astronautical Congresses. \nThe 75th International Astronautical Congress (IAC) will see the arrival in Milan of over 8\,000 experts from industry\, research and the institutions and place Italy at the heart of the international debate on the use of Space to support sustainability. Under the motto “Responsible Space for Sustainability”\, the intention of the IAC 2024 is to highlight the importance of Space as an environment that must be kept secure and open to exploration\, peaceful use and international co-operation by present and future generations in the interests of the planet and all nations\, regardless of their level of development and without discrimination of any kind. With this aim more than 8\,000 experts from space agencies\, companies\, research centres and associations from across the world will meet at IAC 2024 – organized with the contribution of AIM Group International – in the Milano Congress Center (Allianz MiCo)\, Europe’s largest conference venue. There are currently just under 8\,000 satellites in orbit\, around 5\,000 of which are operational\, and this number is set to grow significantly in the next few years. \nEver more countries and public and private players are becoming actively involved in the space economy. The Earth’s orbit is nonetheless a limited resource\, and any overcrowding involves risks in terms of security\, light pollution and the availability of data and services provided by space technologies. In the economy\, industry\, agriculture\, transport\, energy\, finance\, urban development\, communications\, environmental monitoring\, and security\, space systems are a fundamental tool in the creation of a more digital\, green and sustainable future. They are likewise vital for the functioning of society\, the economy and global trade. Italy is at the forefront in the challenge of using Space responsibly in the name of sustainability. It is one of the few countries in the world with a complete Space economy supply chain: from manufacturing\, through new applications development and satellite services management\, to propulsion and launch systems. The country’s expertise can be found in the research sector and in companies of all sizes\, from start-ups and SMEs to large-scale industry\, supported by the institutions. \nLinks:\nInternational Astronautical Congress \nWorld Space Week 2024
URL:https://www.a3veen.nl/event/international-astronautical-congress-2024/
CATEGORIES:Astronomie
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20241014T120600
DTEND;TZID=Europe/Amsterdam:20301014T235900
DTSTAMP:20260601T003142
CREATED:20240428T043612Z
LAST-MODIFIED:20241014T151635Z
UID:106946-1728907560-1918252740@www.a3veen.nl
SUMMARY:NASA’s Europa Clipper Mission
DESCRIPTION:Europa Clipper (previously known as Europa Multiple Flyby Mission) is a space probe in development by NASA. \nPlanned for launch aboard a Falcon Heavy in October 2024 (the 21-day launch window period opens on October 10\, 2024)\, the spacecraft is being developed to study the Galilean moon Europa through a series of flybys while in orbit around Jupiter\, it is the largest spacecraft NASA has ever developed for a planetary mission. This mission is a scheduled flight of the Planetary Science Division\, designated a Large Strategic Science Mission\, and funded under the Planetary Missions Program Office‘s Solar System Exploration program as its second flight. It is also supported by the new Ocean Worlds Exploration Program. Europa Clipper will perform follow-up studies to those made by the Galileo spacecraft during its eight years (1995 – 2003) in Jupiter orbit\, which indicated the existence of a subsurface ocean underneath Europa’s ice crust. Plans to send a spacecraft to Europa were initially conceived with projects such as Europa Orbiter and Jupiter Icy Moons Orbiter\, in which a spacecraft would be injected into orbit around Europa. However\, due to the adverse effects of radiation from Jupiter’s magnetosphere in Europa orbit\, it was decided that it would be safer to inject a spacecraft into an elliptical orbit around Jupiter and make 44 close flybys of the moon instead. The mission began as a joint investigation between the Jet Propulsion Laboratory (JPL) and the Applied Physics Laboratory (APL)\, and will be built with a scientific payload of nine instruments contributed by JPL\, APL\, Southwest Research Institute\, University of Texas at Austin\, Arizona State University and University of Colorado Boulder. The upcoming mission complements ESA‘s Jupiter Icy Moons Explorer launched in 2023\, which will fly-by Europa twice and Callisto multiple times before moving into orbit around Ganymede. The spacecraft will use gravity assists from Mars in February 2025 and Earth in December 2026\, before arriving at Europa in April 2030. NASA will provide live coverage of prelaunch and launch activities for Europa Clipper\, the agency’s mission to explore Jupiter’s icy moon Europa. NASA now is targeting launch no earlier than 18:06 CEST\, Monday\, Oct. 14\, on a SpaceX Falcon Heavy rocket from Launch Complex 39A at NASA’s Kennedy Space Center in Florida. \nLinks:\nNASA’s Europa Clipper Mission \nEuropa Clipper \nThe search for life on Jupiter’s moon Europa – the Europa Clipper Mission \n8 Things to Know About NASA’s Mission to an Ocean Moon of Jupiter \nNASA\, SpaceX Secure Europa Clipper Ahead of Hurricane (Milton)
URL:https://www.a3veen.nl/event/nasas-europa-clipper-mission/
CATEGORIES:Astronomie,Jupiter
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20241015
DTEND;VALUE=DATE:20241016
DTSTAMP:20260601T003142
CREATED:20241015T160625Z
LAST-MODIFIED:20241020T160706Z
UID:115191-1728950400-1729036799@www.a3veen.nl
SUMMARY:Comparison of a new type of Dark Matter with the Milky Way and M31 grand rotation curves - publication
DESCRIPTION:Links:\nComparison of a new type of Dark Matter with the Milky Way and M31 grand rotation curves
URL:https://www.a3veen.nl/event/comparison-of-a-new-type-of-dark-matter-with-the-milky-way-and-m31-grand-rotation-curves-publication/
CATEGORIES:Astronomie
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20241016T010000
DTEND;TZID=Europe/Amsterdam:20241016T020000
DTSTAMP:20260601T003142
CREATED:20241010T050738Z
LAST-MODIFIED:20241010T151513Z
UID:114680-1729040400-1729044000@www.a3veen.nl
SUMMARY:Heliophysics Big Year & Math - webinar (TV Zoom webcast)
DESCRIPTION:HBY connection: The Sun’s 11-year activity cycle will be nearing its maximum point during this month\, which will include activities to explore the solar cycle\, solar flares\, cosmic rays and astronaut hazards. \nHeliophysics concepts and NGSS connections: FHE3.1 The Sun is made of churning plasma\, causing the surface to be made of complex\, tangled magnetic fields. (PS1\, PS2\, ESS1\, ESS2). FHE 2.2 The Sun defines the space around it\, which is different from interstellar space. (PS2\, ESS1\, ESS2) \nLinks:\nRegistration Link \nHeliophysics Big Ideas
URL:https://www.a3veen.nl/event/heliophysics-big-year-math-webinar-tv-zoom-webcast/
CATEGORIES:Astronomie,Zon
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20241017T200000
DTEND;TZID=Europe/Amsterdam:20241017T210000
DTSTAMP:20260601T003142
CREATED:20241017T080341Z
LAST-MODIFIED:20241018T094959Z
UID:114973-1729195200-1729198800@www.a3veen.nl
SUMMARY:Babelsberger Sternennächte - Die Physik der Galaxienentstehung (TV webcast)
DESCRIPTION:Die Leibniz-Instituts für Astrophysik Potsdam (AIP) Babelsberger Sternennächte finden online statt\, in der Regel gibt es immer am 3. Donnerstag im Monat einen neuen Vortrag einer Wissenschaftlerin oder eines Wissenschaftlers des AIP\, der ab 20 Uhr auf dem YouTube-Kanal von Urknall\, Weltall und das Leben ausgestrahlt wird. \nWie entstehen Galaxien in unserem Universum? Welche physikalischen Prozesse sind dafür verantwortlich? Mit Hilfe moderner Computersimulationen sind Forschende in der Lage genau das herauszufinden. Beginnend im frühen Universum\, unter Berücksichtigung der kosmischen Expansion und der Anziehungskräfte durch die Gravitation\, können sie die großräumige Struktur und die Verteilung der Galaxien erklären. Für das Verständnis der Sternentstehung in Galaxien müssen zusätzliche Aspekte berücksichtigt werden\, insbesondere die Gasdynamik und die Wechselwirkung von Gas mit Strahlung. Eines der wichtigsten Forschungsergebnisse der letzten Jahre ist die Rolle von Rückkopplungseffekten von bereits entstandenen Sternen und aktiven Galaxienkernen auf die Entwicklung der Galaxie selbst. So heizen Sterne\, die in einer Supernova explodieren\, das umgebende Gas auf und treiben es durch starke Winde auseinander\, was die Entstehung neuer Sterne erschweren kann. Diese komplexen Rückkopplungseffekte im Detail zu verstehen\, ist das Ziel aktueller Forschung am Leibniz-Institut für Astrophysik. \nBitte beachten Sie\, dass fast alle Vorträge auf Deutsch gehalten werden. \nLink:\nBabelsberger Sternennächte \nBabelsberger Sternennächte – playlist
URL:https://www.a3veen.nl/event/babelsberger-sternennachte-die-physik-der-galaxienentstehung-tv-webcast/
CATEGORIES:Astronomie
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20241019T080000
DTEND;TZID=Europe/Amsterdam:20241019T170000
DTSTAMP:20260601T003142
CREATED:20241019T052843Z
LAST-MODIFIED:20241019T153358Z
UID:115115-1729324800-1729357200@www.a3veen.nl
SUMMARY:Meteorenzwerm ε-Geminiden oktober 2024
DESCRIPTION:De meteorenzwerm ε-Geminiden bereikt op zaterdag 19 oktober 2024\, rond 08:00\, zijn maximum. \nZelfs wanneer de radiant in het zenit zou staan\, zouden er van deze zwerm naar verwachting gemiddeld slechts zo’n 3 meteoren per uur vallen. Rond 06:30 staat de radiant van de zwerm in het hoogste punt (op 64°) aan de hemel. Er is dan bij ons ieder uur slechts een enkele meteoor van deze zwerm zichtbaar. Samen met meteoren van andere zwermen\, en sporadische meteoren\, zijn er bij donkere\, heldere hemel in totaal circa 3–7 “vallende sterren” per uur te zien. De Maan is voor ongeveer 95% verlicht en is een flinke stoorzender; dit jaar zijn hierdoor alleen de helderste meteoren zichtbaar. Rond 07:45 gaat het schemeren en om 08:12 komt de Zon op. Over het algemeen zijn de de meteoren van een zwerm niet alleen op de dag van het maximum zichtbaar. Zo is gedurende circa 15 dagen rondom het maximum meer dan 50% van het maximum aantal meteoren per uur van de ε-Geminiden te zien. De zwerm heeft daarmee een vrij lange piek. Er zijn dus nog meer kansen\, voor het geval het in de nacht van het maximum niet helder is. Iedere dag verder weg van het maximum zijn er echter wel ongeveer 10% minder meteoren per uur te zien. De snelheden van de meteoren van de ε-Geminiden zijn behoorlijk hoog: zo’n 69 km/s\, dat is circa 248.040 km/uur! Er is geen speciale apparatuur nodig om meteoren waar te kunnen nemen. Wanneer het helder is\, volstaat het blote oog. \nLinks:\nDe meteorenzwerm ε-Geminiden in oktober 2024 \nEpsilon Geminids
URL:https://www.a3veen.nl/event/meteorenzwerm-%ce%b5-geminiden-oktober-2024/
CATEGORIES:Astronomie,Meteoren
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20241024
DTEND;VALUE=DATE:20241025
DTSTAMP:20260601T003142
CREATED:20241024T111103Z
LAST-MODIFIED:20241104T123000Z
UID:115978-1729728000-1729814399@www.a3veen.nl
SUMMARY:Expansion Properties of the Young Supernova Type Iax Remnant Pa 30 Revealed - publication
DESCRIPTION:Supernova remnant called Pa 30—the leftover remains of a supernova explosion that was witnessed from Earth in the year 1181\, unusual filaments of sulfur protrude beyond a dusty shell of ejected material. \nThe remains of the original star that exploded\, now a hot inflated star which may cool to become a white dwarf\, are seen at the center of the remnant. The Keck Cosmic Web Imager (KCWI) at the W.M. Keck Observatory in Hawai‘i has mapped the strange filaments in 3-D and shown that they are flying outward at approximately 1\,000 kilometers per second. In 1181\, Japanese and Chinese astronomers saw a bright light appear in the constellation Cassiopeia. It shone for six months\, and those ancient observers couldn’t have known it was an exploding star. To them\, it looked like some type of temporary star that shone for 185 days. In the modern astronomical age\, we’ve learned a lot more about the object. It was a supernova called SN 1181 AD\, and we know that it left behind a remnant “zombie” star. Research titled “Expansion Properties of the Young Supernova Type Iax Remnant Pa 30 Revealed.” examines the supernova’s aftermath and the strange filaments of gas it left behind. \nThough it was seen almost 850 years ago\, only modern astronomers have been able to explain SN 1181. For a long time\, it was an orphan. While astronomers were able to identify the modern remnants of many other historical supernovae\, SN 1181 was stubborn. Finally\, in 2013\, amateur astronomer Dana Patchick discovered a nebula with a central star and named it Pa 30. Research in 2021 showed that Pa 30 is the remnant of SN 1181. The SN exploded when two white dwarfs merged and created a Type 1ax supernova. SN 1181 is unusual. When supernovae explode\, there’s usually only a black hole or a neutron star left as a remnant. But SN 1181 left part of a white dwarf behind\, an intriguing object astronomers like to call a zombie star. Strange filaments resembling dandelion petals extend from this strange star\, adding to the object’s mystery. Researchers have gotten a new\, close-up look at Pa 30 and published their results in The Astrophysical Journal Letters. \nLinks:\nThis Ancient Supernova Remnant Looks Like a Stellar Dandelion
URL:https://www.a3veen.nl/event/expansion-properties-of-the-young-supernova-type-iax-remnant-pa-30-revealed-publication/
CATEGORIES:Astronomie
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20241031
DTEND;VALUE=DATE:20241101
DTSTAMP:20260601T003142
CREATED:20241030T071738Z
LAST-MODIFIED:20241030T173254Z
UID:115687-1730332800-1730419199@www.a3veen.nl
SUMMARY:Dark Matter Day 2024
DESCRIPTION:On and around October 31st\, 2024\, the world will celebrate the historic hunt for the unseen—something that scientists refer to as dark matter. \nSince 2017\, more than 350 global\, regional\, and local events have been held on and around October 31 by institutions and individuals looking to engage the public in discussions about what we already know about dark matter and the many experiments seeking to solve its mysteries. Scientists believe that dark matter\, which we have so far only detected through its gravity-based effects in space\, makes up about a quarter (26.8 percent) of the total mass and energy of the universe\, and something that is driving the universe’s accelerating expansion—which scientists call dark energy—accounts for another 68.3 percent. The ordinary matter\, like stars and planets and galaxies\, makes up just 4.9 percent of the total mass and energy of the universe. \nLinks:\nDark Matter Day 2024 \nDiscover the Mysteries of the Universe and the Brain
URL:https://www.a3veen.nl/event/dark-matter-day-2024/
CATEGORIES:Astronomie,Fysica,kennis
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20241111T231500
DTEND;TZID=Europe/Amsterdam:20241111T234500
DTSTAMP:20260601T003142
CREATED:20241111T082341Z
LAST-MODIFIED:20250414T153734Z
UID:117795-1731366900-1731368700@www.a3veen.nl
SUMMARY:The Sky at Night – Ancestral Skies (TV BBC Four)
DESCRIPTION:The Sky at Night is a monthly documentary television programme on astronomy produced by the BBC. \nThe show had the same permanent presenter\, Patrick Moore\, from its first broadcast on 24 April 1957 until 7 January 2013. The latter date was a posthumous broadcast\, which followed Moore’s death on 9 December 2012. This made it the longest-running programme with the same presenter in television history. Many early episodes are missing\, either because the tapes were wiped\, thrown out\, or because the episode was broadcast live and never recorded in the first place. \nBeginning with the 3 February 2013 edition\, the show was co-presented by Lucie Green and Chris Lintott. Since December 2013 Maggie Aderin-Pocock has been a presenter. The programme’s opening and closing theme music is “At the Castle Gate”\, from the incidental music to Pelléas et Mélisande\, written in 1905 by Jean Sibelius\, performed by the Royal Philharmonic Orchestra and conducted by Sir Thomas Beecham. \nThis episode:\nThis month\, The Sky at Night teams up with BBC Ideas to discover the secrets of archaeology and astronomy and to reflect on our ancestral skies. Throughout history and across the world\, humanity has looked up and marvelled at the night sky. From ancient civilizations who were guided by the sun\, moon and stars\, to modern astronomers uncovering the universe’s history\, we have always found deep meaning in our dark skies. But is modern civilisation putting this important link at risk? Out on Cornwall’s beautiful Bodmin Moor\, George Dransfield meets up with archaeoastronomer Carolyn Kennett at an ancient archaeological site. The Goodaver stone circle is steeped in history\, but it has been cut off from the public and researchers like Carolyn for decades. But times are changing. The site will open to the public in November\, and Carolyn and fellow archaeoastronomers are finally able to assess the stones against the horizon and understand how they are aligned to the sun\, moon and stars. \nWhat new stories about ancient peoples and their relationship to the night sky will be discovered? Chris Lintott and Maggie Aderin-Pocock are also finding out about archaeology in Cambridge – but not necessarily the archaeology you would expect. At the Whipple Museum of the History of Science\, Maggie links up with Australian space archaeologist Dr Alice Gorman to look at what we should be preserving of our history in space so far. From satellites to moon landing sites\, what will future generations want to see to help them understand our early history of our journey into space? Meanwhile\, Chris heads to the Department of Archaeology to find out about the surprising and fascinating field of Galactic Archaeology\, which takes inspiration from archaeology to try and solve the mystery of our galaxy’s history – using only what we can see today. \nChris meets anthropologist and evolutionary biologist Professor Robert Foley and astrophysicist Dr Payel Das\, who are part of a team that has been using phylogenetic trees – models normally used for evolution – for modelling the evolution of galaxies. Each generation of stars within a galaxy forms from material polluted with elements produced by previous generations\, opening up the possibility of understanding their shared history. Finally\, Pete Lawrence is at the Exmoor Dark Skies Festival\, where he is meeting Jo Richardson. While Pete waits for night to fall\, he talks to Jo about the importance of maintaining our view of the night sky and how modern lighting is affecting the health and well-being of humans and other animals. But will the clouds clear and provide the spectacular view dark skies sites can offer? Don’t miss this captivating exploration of our shared history and the stars\, as we discover where archaeology and astronomy meet to illuminate the profound connections that shape our understanding of both the universe and ourselves! \nLinks:\nThe Sky at Night
URL:https://www.a3veen.nl/event/the-sky-at-night-ancestral-skies-tv-bbc-four/
CATEGORIES:Astronomie
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20241116T200000
DTEND;TZID=Europe/Amsterdam:20241116T213000
DTSTAMP:20260601T003143
CREATED:20241112T190559Z
LAST-MODIFIED:20241113T191838Z
UID:116613-1731787200-1731792600@www.a3veen.nl
SUMMARY:Webb's Universe: Our cosmic history (TV RIGB live stream)
DESCRIPTION:BBC’s The Sky at Night presenter Dame Maggie Aderin-Pocock shares her expertise and unique insights into the marvellous world of stars. \nDespite the huge advances in space technology in recent decades\, much of the universe remains a source of mystery\, often provoking more questions than answers. But technology exploring the cosmos continues to progress\, from the Hubble telescope first launched in 1990\, to the James Webb Space Telescope (JWST) in December 2021. Maggie Aderin-Pocock was one of the British space scientists to work on JWST\, and will break down the latest and greatest science to come out of the world’s most powerful space telescope. Now over two years since the first stunningly clear images of the depths of our Universe captured by JWST were released\, Maggie will demystify the latest images to be produced by James Webb’s groundbreaking infrared technology. \nLinks:\nWebb’s Universe: Our cosmic history \nGet tickets live stream
URL:https://www.a3veen.nl/event/webbs-universe-our-cosmic-history-tv-rigb-live-stream/
LOCATION:The Royal Institution of Great Britain\, 21 Albemarle Street\, London\, Verenigd Koninkrijk
CATEGORIES:Astronomie
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20241117T080000
DTEND;TZID=Europe/Amsterdam:20241117T170000
DTSTAMP:20260601T003143
CREATED:20241114T165247Z
LAST-MODIFIED:20241115T165607Z
UID:116741-1731830400-1731862800@www.a3veen.nl
SUMMARY:Meteorenzwerm Leoniden in november 2024
DESCRIPTION:De meteorenzwerm Leoniden bereikt op zondag 17 november 2024\, rond 8 uur\, zijn maximum. \nDe meteoren van de Leoniden zijn snel\, en de zwerm is bekend vanwege zijn regens in 1799\, 1833\, 1866\, 1966 en 1999. Wanneer de radiant in het zenit zou staan\, zouden er van deze zwerm naar verwachting gemiddeld zo’n 13 meteoren per uur vallen. De radiant van de zwerm staat rond 7:00 uur in het hoogste punt aan de hemel\, op 60° boven de horizon. Door de matige omstandigheden zijn er bij ons dan ieder uur vermoedelijk slechts ongeveer 2 meteoren zichtbaar van deze zwerm. Samen met meteoren van andere zwermen\, en sporadische meteoren\, zijn er bij donkere\, heldere hemel in totaal circa 4–8 “vallende sterren” per uur te zien. De Maan is voor ongeveer 95% verlicht en is een flinke stoorzender; dit jaar zijn hierdoor alleen de helderste meteoren zichtbaar. Rond 7:30 uur gaat het schemeren en om 8:04 uur komt de Zon op. \nLinks:\nMeteorenzwerm Leoniden in november 2024
URL:https://www.a3veen.nl/event/meteorenzwerm-leoniden-in-november-2024/
CATEGORIES:Astronomie
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20241121T200000
DTEND;TZID=Europe/Amsterdam:20241121T210000
DTSTAMP:20260601T003143
CREATED:20241121T162342Z
LAST-MODIFIED:20241219T101937Z
UID:117013-1732219200-1732222800@www.a3veen.nl
SUMMARY:Babelsberger Sternennächte – Wie Galaxien das Modell der Dunklen Materie herausfordern / Intermediate mass black holes - the missing piece (TV webcast)
DESCRIPTION:Die Leibniz-Instituts für Astrophysik Potsdam (AIP) Babelsberger Sternennächte finden online statt\, in der Regel gibt es immer am 3. Donnerstag im Monat einen neuen Vortrag einer Wissenschaftlerin oder eines Wissenschaftlers des AIP\, der ab 20 Uhr auf dem YouTube-Kanal von Urknall\, Weltall und das Leben ausgestrahlt wird. \nWie passen kosmologische Modelle und Beobachtungen wirklich zusammen? Dieser Vortrag beleuchtet die Entdeckungsgeschichte von Zwerggalaxien\, ihre Rolle im Universum und die Schwierigkeiten\, die Dunkle Materie vorherzusagen. Spannend auch: Wie Simulationen helfen – oder vielleicht in die Irre führen. \nWhy are intermediate-mass black holes so important for astrophysics? Nikolay Kacharov from the Leibniz Institute for Astrophysics in Potsdam presents the first solid evidence of such a black hole. He explains their potential role in the formation of supermassive black holes and provides insights into the groundbreaking observations that led to this discovery. \nLink:\nBabelsberger Sternennächte \nBabelsberger Sternennächte – playlist
URL:https://www.a3veen.nl/event/babelsberger-sternennachte-wie-galaxien-das-modell-der-dunklen-materie-herausfordern-intermediate-mass-black-holes-the-missing-piece-tv-webcast/
CATEGORIES:Astronomie
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20241125
DTEND;VALUE=DATE:20241126
DTSTAMP:20260601T003143
CREATED:20241125T165227Z
LAST-MODIFIED:20241127T170212Z
UID:117216-1732492800-1732579199@www.a3veen.nl
SUMMARY:High-Statistics Measurement of the Cosmic-Ray Electron Spectrum with H.E.S.S. - publication
DESCRIPTION:Scientists from the CNRS\, a consortium of German universities\, and the Max-Planck-Institut für Kernphysik working at the High Energy Stereoscopic System (H.E.S.S.) observatory have recently identified electrons and positrons with the highest energies ever recorded on Earth. \nThey provide evidence of cosmic processes emitting colossal amounts of energy\, the origins of which are as yet unknown. These findings are published on 25 November 2024 in the journal Physical Review Letters. \nLinks:\nH.E.S.S. collaboration detects the most energetic cosmic-ray electrons and positrons ever observed
URL:https://www.a3veen.nl/event/high-statistics-measurement-of-the-cosmic-ray-electron-spectrum-with-h-e-s-s-publication/
CATEGORIES:Astronomie,kennis
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20241125
DTEND;VALUE=DATE:20241126
DTSTAMP:20260601T003143
CREATED:20241125T191540Z
LAST-MODIFIED:20241129T204559Z
UID:117345-1732492800-1732579199@www.a3veen.nl
SUMMARY:Phase separation of planetary ices explains nondipolar magnetic fields of Uranus and Neptune - publication
DESCRIPTION:Models using Voyager 2 data from the 1980s show that separate layers in the mantles of the planets Uranus and Neptune could be creating disordered magnetic fields. \nIn 1986 and 1989\, Voyager 2 made the final two stops on its grand tour of the outer solar system when it swept by Uranus and Neptune\, respectively. Now\, nearly 40 years later\, the archive of data the craft collected is still returning unexpected results. In the paper ‘Phase separation of planetary ices explains nondipolar magnetic fields of Uranus and Neptune‘\, astronomer Burkhard Militzer of the University of California\, Berkeley wanted to explore why Voyager 2 data show something unexpected: The magnetic fields of both planets\, which are not that far apart in mass\, are not dipolar. Earth\, Jupiter\, and Saturn all have dipolar magnetic fields\, meaning they have a north and south pole — the type of configuration we’re obviously used to. But Uranus and Neptune don’t. Instead\, their magnetic fields are more of a jumbled maze than an ordered set of lines. \nLinks:\nUranus and Neptune have weird magnetic fields — this might be why \nWhat lies beneath the bland surfaces of Uranus and Neptune?
URL:https://www.a3veen.nl/event/phase-separation-of-planetary-ices-explains-nondipolar-magnetic-fields-of-uranus-and-neptune-publication/
CATEGORIES:Astronomie
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20241128
DTEND;VALUE=DATE:20241129
DTSTAMP:20260601T003143
CREATED:20241128T085015Z
LAST-MODIFIED:20241128T112537Z
UID:117222-1732752000-1732838399@www.a3veen.nl
SUMMARY:#RedPlanetDay 2024
DESCRIPTION:Red Planet Day commemorates the launch of the Mariner 4 spacecraft on November 28\, 1964 which was the first craft to ever reach Mars. \nSince the late 20th century\, Mars has been explored by uncrewed spacecraft and rovers\, with the first flyby by the Mariner 4 probe in 1965\, the first Mars orbiter by the Mars 2 probe in 1971\, and the first landing by Viking 1 in 1976. As of 2023\, there are at least 11 active probes orbiting Mars or at the Martian surface. Mars is an attractive target for human missions. Mars is the fourth planet and the furthest terrestrial planet from the Sun. The reddish color of its surface is due to finely grained iron(III) oxide dust in the soil\, giving it the nickname “the Red Planet”. Mars’s radius is second smallest among the planets in the Solar System at 3\,389.5 km (2\,106 mi). The Martian dichotomy is visible on the surface: on average\, the terrain on Mars’s northern hemisphere is flatter and lower than its southern hemisphere. Mars has a thin atmosphere made primarily of carbon dioxide\, and two irregularly shaped natural satellites\, Phobos and Deimos. Geologically\, Mars is fairly active\, with dust devils sweeping across the landscape and marsquakes (Martian analog to earthquakes) trembling underneath the ground. The surface of Mars hosts a large shield volcano (Olympus Mons) and one of the largest canyons in the Solar System (Valles Marineris). \nMars’s significant orbital eccentricity and axial tilt cause large seasonal changes to the polar ice caps‘ coverage and temperature swings between 163K / −110 °C to 308K / 35 °C on the surface. A Martian solar day (sol) is equal to 24.5 hours and a Martian solar year is equal to 1.88 Earth years. Like the other planets in the Solar System\, Mars was formed approximately 4.5 billion years ago. During the Noachian period from about 4.1 to 3.7 billion years ago\, Mars’s surface was marked by meteor impacts\, valley formation\, erosion\, and the possible presence of water oceans. The Hesperian period from 3.7 to 3.2–2 billion years ago was dominated by widespread volcanic activity and flooding that carved immense outflow channels. The Amazonian period\, which continues to the present\, was marked by the wind’s influence on geological processes. It is unknown whether life has ever existed on Mars. Mars is among the brightest objects in Earth’s sky\, and thus has been known from ancient times. Its high-contrast albedo features make it a common subject for viewing with a telescope. \nLinks:\nRed Planet Day: A Celebration of Mars and Its Mysteries \n(Exo)Planeet : Mars
URL:https://www.a3veen.nl/event/redplanetday-2024/
CATEGORIES:Astronomie,Mars
END:VEVENT
BEGIN:VEVENT
DTSTART;TZID=Europe/Amsterdam:20241203T200000
DTEND;TZID=Europe/Amsterdam:20241203T210000
DTSTAMP:20260601T003143
CREATED:20241203T102016Z
LAST-MODIFIED:20241219T103142Z
UID:118216-1733256000-1733259600@www.a3veen.nl
SUMMARY:Babelsberger Sternennächte – Rotationskurven\, Dunkle Materie und MOND | Dr. Marcel Pawlowski (TV webcast)
DESCRIPTION:Die Leibniz-Instituts für Astrophysik Potsdam (AIP) Babelsberger Sternennächte finden online statt\, in der Regel gibt es immer am 3. Donnerstag im Monat einen neuen Vortrag einer Wissenschaftlerin oder eines Wissenschaftlers des AIP\, der ab 20 Uhr auf dem YouTube-Kanal von Urknall\, Weltall und das Leben ausgestrahlt wird.Link:\nBabelsberger Sternennächte \nBabelsberger Sternennächte – playlist
URL:https://www.a3veen.nl/event/babelsberger-sternennachte-rotationskurven-dunkle-materie-und-mond-dr-marcel-pawlowski-tv-webcast/
CATEGORIES:Astronomie
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END:VCALENDAR