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PRODID:-//Space Calendar - ECPv6.17.1//NONSGML v1.0//EN
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METHOD:PUBLISH
X-WR-CALNAME:Space Calendar
X-ORIGINAL-URL:https://spacecalendar.com
X-WR-CALDESC:Events for Space Calendar
REFRESH-INTERVAL;VALUE=DURATION:PT1H
X-Robots-Tag:noindex
X-PUBLISHED-TTL:PT1H
BEGIN:VTIMEZONE
TZID:Pacific/Honolulu
BEGIN:STANDARD
TZOFFSETFROM:-1000
TZOFFSETTO:-1000
TZNAME:HST
DTSTART:20260101T000000
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BEGIN:VEVENT
DTSTART;VALUE=DATE:20270410
DTEND;VALUE=DATE:20270411
DTSTAMP:20251024T201503Z
CREATED:20251024T201503Z
LAST-MODIFIED:20251024T201503Z
UID:10000546-1807315200-1807401599@spacecalendar.com
SUMMARY:Pōwehi Day
DESCRIPTION:Recognized proclamation to celebrate the first-ever imaged black hole M87* by Event Horizon Telescope collaboration involving Mauna Kea Observatories\, given the Hawaiian name Pōwehi; imaged in April 2017 and released Apr 10\, 2019.
URL:https://spacecalendar.com/event/powehi-day-3/
LOCATION:Statewide Hawai’i\, USA
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270412
DTEND;VALUE=DATE:20270413
DTSTAMP:20260714T025851Z
CREATED:20251024T201503Z
LAST-MODIFIED:20260714T025851Z
UID:10000531-1807488000-1807574399@spacecalendar.com
SUMMARY:66th Anniversary of the First Person in Space "Cosmonautics Day"
DESCRIPTION:Celebrating Yuri Gagarin\, the 1st human to orbit Earth on Vostok 1 spacecraft in 1961; the flight lasted 108 minutes at 27\,400 kph and 327 km above Earth.
URL:https://spacecalendar.com/event/66th-commemoration-of-human-spaceflight-cosmonautics-day/
LOCATION:Worldwide
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270418
DTEND;VALUE=DATE:20270419
DTSTAMP:20260714T023612Z
CREATED:20251031T203301Z
LAST-MODIFIED:20260714T023612Z
UID:10000624-1808006400-1808092799@spacecalendar.com
SUMMARY:9 Years in Space: Transiting Exoplanet Survey Satellite (TESS)
DESCRIPTION:Space telescope for NASA Explorers program\, reaches 9th full year in space today\, designed to search for exoplanets using the transit method in an area 400 times larger than that covered by Kepler / K2 mission; launched April 18\, 2018.
URL:https://spacecalendar.com/event/transiting-exoplanet-survey-satellite-tess-begins-next-year-in-space-2/
LOCATION:High Earth Orbit (HEO)
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270424
DTEND;VALUE=DATE:20270425
DTSTAMP:20260714T022940Z
CREATED:20251024T201503Z
LAST-MODIFIED:20260714T022940Z
UID:10000534-1808524800-1808611199@spacecalendar.com
SUMMARY:37 Years in Space: Hubble Space Telescope
DESCRIPTION:NASA spacecraft with 2.4-meter diameter main telescope begins 38th year in space today\, launched Apr 24\, 1990; could continue operations until 2040s.
URL:https://spacecalendar.com/event/hubble-space-telescope-begins-next-year-in-space/
LOCATION:Low Earth Orbit (LEO)
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270424
DTEND;VALUE=DATE:20270425
DTSTAMP:20251024T201503Z
CREATED:20251024T201503Z
LAST-MODIFIED:20251024T201503Z
UID:10000544-1808524800-1808611199@spacecalendar.com
SUMMARY:National Day of Space Flight
DESCRIPTION:Commemorating the launch of China’s first satellite\, Dongfanghong-1 on April 24\, 1970.
URL:https://spacecalendar.com/event/national-day-of-space-flight-3/
LOCATION:China (Zhongguo)
CATEGORIES:Observation / Anniversary
END:VEVENT
END:VCALENDAR