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X-WR-CALDESC:Events for Space Calendar
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DTSTART:20250101T000000
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DTSTART:20260308T070000
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DTSTART:20261101T060000
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DTSTART:20270314T070000
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DTSTART:20271107T060000
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BEGIN:VEVENT
DTSTART;VALUE=DATE:20261024
DTEND;VALUE=DATE:20261025
DTSTAMP:20260730T201335Z
CREATED:20251024T201459Z
LAST-MODIFIED:20260730T201335Z
UID:10000248-1792800000-1792886399@spacecalendar.com
SUMMARY:25 Years at Mars: Mars Odyssey
DESCRIPTION:NASA spacecraft surpasses another full year in orbit around Mars today\, holds record for longest-surviving continually active spacecraft in orbit around a planet other than Earth; launched 2001.
URL:https://spacecalendar.com/event/mars-odyssey-begins-next-year-in-mars-orbit-2/
LOCATION:Mars Orbit
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20261026
DTEND;VALUE=DATE:20261027
DTSTAMP:20260730T201335Z
CREATED:20251024T201459Z
LAST-MODIFIED:20260730T201335Z
UID:10000247-1792972800-1793059199@spacecalendar.com
SUMMARY:20 Years in Space: Solar Terrestrial Relations Observatory (STEREO A & B)
DESCRIPTION:NASA craft imaging Sun and solar phenomena surpasses another full year in space today; launched 2006.
URL:https://spacecalendar.com/event/solar-terrestrial-relations-observatory-stereo-a-b-mark-another-year-in-space-2/
LOCATION:Heliocentric Orbit
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20261102
DTEND;VALUE=DATE:20261103
DTSTAMP:20261016T041535Z
CREATED:20251024T201458Z
LAST-MODIFIED:20261016T041535Z
UID:10000474-1793577600-1793663999@spacecalendar.com
SUMMARY:International Space Station: 26 Years of Continuous Human Occupation
DESCRIPTION:Today marks another full year of continuous Human occupation of ISS; first component Zarya launched Nov 20\, 1998\, occupation began Nov 2\, 2000.
URL:https://spacecalendar.com/event/international-space-station-begins-next-year-of-continuous-human-occupation/
LOCATION:Low Earth Orbit (LEO)
CATEGORIES:Mission Milestone,Observation / Anniversary
ATTACH;FMTTYPE=image/jpeg:https://spacecalendar.com/wp-content/uploads/2025/10/ISS-Human-Occupation.jpg
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20261113
DTEND;VALUE=DATE:20261114
DTSTAMP:20260730T201334Z
CREATED:20251024T201458Z
LAST-MODIFIED:20260730T201334Z
UID:10000475-1794528000-1794614399@spacecalendar.com
SUMMARY:4 Years in Space: Cislunar Autonomous Positioning System Technology Operations and Navigation Experiment (CAPSTONE)
DESCRIPTION:NASA 12-U CubeSat Capstone acting as a pathfinder for planned International Lunar Gateway surpasses another year around Moon today; launched in 2022.
URL:https://spacecalendar.com/event/cislunar-autonomous-positioning-system-technology-operations-and-navigation-experiment-capstone-begins-next-year-in-space-2/
LOCATION:Near-Rectilinear Halo Orbit / Cislunar Space
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20261118
DTEND;VALUE=DATE:20261119
DTSTAMP:20260730T201334Z
CREATED:20260718T004918Z
LAST-MODIFIED:20260730T201334Z
UID:10001397-1794960000-1795046399@spacecalendar.com
SUMMARY:Voyager 1 reaches communication delay of one full light-day (24 hours)
DESCRIPTION:NASA interstellar craft set to reach 16.1 billion miles today\, marking one full light-day of communication delays. Craft is operating with only 2 science instruments.
URL:https://spacecalendar.com/event/voyager-1-reaches-communication-delay-of-one-full-light-day-24-hours/
LOCATION:Interstellar Space
CATEGORIES:Mission Milestone
ATTACH;FMTTYPE=image/jpeg:https://spacecalendar.com/wp-content/uploads/2026/07/Voyager-1.jpg
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20261120
DTEND;VALUE=DATE:20261121
DTSTAMP:20260730T201321Z
CREATED:20251024T201501Z
LAST-MODIFIED:20260730T201321Z
UID:10000512-1795132800-1795219199@spacecalendar.com
SUMMARY:22 Years in Space: Swift Spacecraft
DESCRIPTION:Observing gamma-ray bursts & their afterglows in gamma-ray\, X-ray\, ultraviolet\, optical wavelengths from LEO\, multiwavelength craft surpasses another year of operations in space today\, launched in 2004.
URL:https://spacecalendar.com/event/swift-spacecraft-begins-next-year-in-space-2/
LOCATION:Low Earth Orbit (LEO)
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20261202
DTEND;VALUE=DATE:20261203
DTSTAMP:20260730T201321Z
CREATED:20251024T201501Z
LAST-MODIFIED:20260730T201321Z
UID:10000508-1796169600-1796255999@spacecalendar.com
SUMMARY:31 Years in Space: Solar and Heliospheric Observatory (SOHO)
DESCRIPTION:European Space Agency (ESA) / National Aeronautics and Space Administration (NASA) craft studying sun\, surpasses another full year of operations in space today\, launched 1995; discovered more than 3\,000 comets.
URL:https://spacecalendar.com/event/solar-and-heliospheric-observatory-soho-begins-next-year-in-space-2/
LOCATION:Low Earth Orbit (LEO)
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20261214
DTEND;VALUE=DATE:20261215
DTSTAMP:20260730T201321Z
CREATED:20251024T201503Z
LAST-MODIFIED:20260730T201321Z
UID:10000547-1797206400-1797292799@spacecalendar.com
SUMMARY:17 Years in Space: WISE / NEOWISE
DESCRIPTION:NASA Wide-field Infrared Survey Explorer spacecraft (redubbed Near-Earth Object WISE – NEOWISE) surpasses another full year in space today; launched 2009\, went into hibernation February 17\, 2011 and reactivated August 21\, 2013.
URL:https://spacecalendar.com/event/wise-neowise-begins-next-year-in-space-2/
LOCATION:Low Earth Orbit (LEO)
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20261225
DTEND;VALUE=DATE:20261226
DTSTAMP:20260730T201321Z
CREATED:20251024T201502Z
LAST-MODIFIED:20260730T201321Z
UID:10000522-1798156800-1798243199@spacecalendar.com
SUMMARY:5 Years in Space: James Webb Space Telescope
DESCRIPTION:NASA (STSci) / ESA / CSA-ASC infrared astronomy telescope surpasses next full year in space since launching on this day via Ariane 5 ECA rocket in 2021.
URL:https://spacecalendar.com/event/james-webb-space-telescope-begins-next-year-in-space-2/
LOCATION:Sun-Earth L2 Lagrange point
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20261225
DTEND;VALUE=DATE:20261226
DTSTAMP:20260730T201321Z
CREATED:20251024T201502Z
LAST-MODIFIED:20260730T201321Z
UID:10000523-1798156800-1798243199@spacecalendar.com
SUMMARY:23 Years in Mars Orbit: ESA's Mars Express
DESCRIPTION:ESA spacecraft surpasses next full year in Mars orbit today; will continue to study Mars atmosphere & climate\, planet structure\, mineralogy\, geology\, and to search for traces of water; launched June 2\, 2003 and arrived at Mars in Dec 2003.
URL:https://spacecalendar.com/event/mars-express-begins-next-year-in-mars-orbit-2/
LOCATION:Mars Orbit
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270127
DTEND;VALUE=DATE:20270128
DTSTAMP:20260730T201320Z
CREATED:20251024T201502Z
LAST-MODIFIED:20260730T201320Z
UID:10000272-1801008000-1801094399@spacecalendar.com
SUMMARY:60th Anniversary of Apollo 1 Loss
DESCRIPTION:Increasing space awareness and education\, remembrances and events honor three Apollo 1 crew members lost in 1967 during a launch pad test: Command Pilot Virgil “Gus” Grissom\, Senior Pilot Edward H. White and Pilot Roger B. Chaffee.
URL:https://spacecalendar.com/event/apollo-1-60th-observation/
LOCATION:Nationwide USA
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270128
DTEND;VALUE=DATE:20270129
DTSTAMP:20260730T201320Z
CREATED:20251024T201502Z
LAST-MODIFIED:20260730T201320Z
UID:10000274-1801094400-1801180799@spacecalendar.com
SUMMARY:41st Anniversary: Loss of Challenger STS-51L
DESCRIPTION:Educational and ceremonial events held worldwide to advance space technology / education and honor 7 crew members killed in Shuttle accident 28 January 1986: Commander Francis R. “Dick” Scobee\, Pilot Michael J. Smith\, Astronaut Christa McAuliffe (the 1st ‘Teacher in Space’)\, Mission Specialists Ellison S. Onizuka\, Judith A. Resnick and Ronald E. McNair\, along with Payload Specialist Gregory B. Jarvis.
URL:https://spacecalendar.com/event/challenger-sts-51l-41st-observation/
LOCATION:Nationwide USA
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270131
DTEND;VALUE=DATE:20270201
DTSTAMP:20260730T201320Z
CREATED:20251024T201502Z
LAST-MODIFIED:20260730T201320Z
UID:10000263-1801353600-1801439999@spacecalendar.com
SUMMARY:69th Anniversary: First Satellite Sent to Space (Explorer 1)
DESCRIPTION:American Artemis Return to the Moon For Good is underway\, Mars attention and planning advancing\, Outer Solar System search for life ongoing\, and Interstellar craft on outgoing trajectories while first USA satellite launch on this day in 1958 ‘Explorer 1’ is celebrated and remembered.
URL:https://spacecalendar.com/event/explorer-1-69th-observation/
LOCATION:Nationwide USA
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270201
DTEND;VALUE=DATE:20270202
DTSTAMP:20260730T201320Z
CREATED:20251024T201502Z
LAST-MODIFIED:20260730T201320Z
UID:10000265-1801440000-1801526399@spacecalendar.com
SUMMARY:24th Anniversary: Loss of Columbia STS-107
DESCRIPTION:Annual international conferences and events take place to further space exploration efforts in remembrance of Columbia 7 loss in 2003: Commander Richard D. Husband\, Mission Specialist Laurel Clark\, Payload Specialist Ilan Ramon (the ‘1st Israeli astronaut’) and Astronauts: William C. McCool\, Michael P. Anderson\, David M. Brown and Kalpana Chawla (the ‘1st Indian American astronaut’ and ‘1st Indian woman in space’).
URL:https://spacecalendar.com/event/columbia-sts-107-24th-observation/
LOCATION:Nationwide USA
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270218
DTEND;VALUE=DATE:20270219
DTSTAMP:20260730T201320Z
CREATED:20251103T200556Z
LAST-MODIFIED:20260730T201320Z
UID:10000351-1802908800-1802995199@spacecalendar.com
SUMMARY:6th Year on Mars: Mars Perseverance Rover
DESCRIPTION:Mars 2020 Perseverance Rover reaches 5 full years on Mars surface having landed in Jezero Crater on this day in 2021; it carried Ingenuity helicopter – the first craft to successfully complete powered flights off-Earth.
URL:https://spacecalendar.com/event/mars-perseverance-rover-begins-next-year-on-mars-2/
LOCATION:Mars Surface
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270301
DTEND;VALUE=DATE:20270302
DTSTAMP:20260730T201320Z
CREATED:20251024T201503Z
LAST-MODIFIED:20260730T201320Z
UID:10000533-1803859200-1803945599@spacecalendar.com
SUMMARY:Launch SLS / Orion for Artemis III
DESCRIPTION:Crew of 4 men to Low Earth Orbit to test docking of Orion craft with separately launched prototype lunar landing systems from SpaceX and / or Blue Origin. Astronauts will then transfer over to the lander(s) to check life-support systems. Possible testing also of Axiom lunar spacesuits including EVA.
URL:https://spacecalendar.com/event/net-july-launch-sls-orion-artemis-3-humans-land-on-the-moon/
LOCATION:SLC-39B\, ~29°N\, Kennedy Space Center FL\, USA
CATEGORIES:Launch
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270418
DTEND;VALUE=DATE:20270419
DTSTAMP:20260730T201320Z
CREATED:20251031T203301Z
LAST-MODIFIED:20260730T201320Z
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:20260730T201320Z
CREATED:20251024T201503Z
LAST-MODIFIED:20260730T201320Z
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:20270613
DTEND;VALUE=DATE:20270614
DTSTAMP:20260730T201320Z
CREATED:20251024T201504Z
LAST-MODIFIED:20260730T201320Z
UID:10000291-1812844800-1812931199@spacecalendar.com
SUMMARY:15 Years in Space: Nuclear Spectroscopic Telescope Array (NuSTAR)
DESCRIPTION:NASA\, Cal-tech high-energy astrophysics satellite surpasses another year in space\, having launched on this day in 2012.
URL:https://spacecalendar.com/event/nuclear-spectroscopic-telescope-array-nustar-begins-next-year-in-space-2/
LOCATION:Low Earth Orbit (LEO)
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270623
DTEND;VALUE=DATE:20270624
DTSTAMP:20260730T201320Z
CREATED:20251031T210242Z
LAST-MODIFIED:20260730T201320Z
UID:10000635-1813708800-1813795199@spacecalendar.com
SUMMARY:18 Years in Lunar Orbit: Lunar Reconnaissance Orbiter (LRO)
DESCRIPTION:NASA spacecraft reaches 18 full years in Moon orbit today; launched Jun 18\, 2009\, arrived at Moon 5 days later.
URL:https://spacecalendar.com/event/lunar-reconnaissance-orbiter-lro-begins-next-year-in-moon-orbit-2/
LOCATION:Moon Orbit
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270627
DTEND;VALUE=DATE:20270628
DTSTAMP:20260730T201320Z
CREATED:20251024T201503Z
LAST-MODIFIED:20260730T201320Z
UID:10000549-1814054400-1814140799@spacecalendar.com
SUMMARY:16 Years in Lunar Orbit: ARTEMIS P1 Satellite
DESCRIPTION:NASA ARTEMIS P1 craft surpasses another year in lunar orbit since 2011; it was 1 of 5 satellites launched 2007 to study Earth magnetosphere.
URL:https://spacecalendar.com/event/acceleration-reconnection-turbulence-and-electrodynamics-of-the-moons-interaction-with-the-sun-artemis-p1-begins-next-year-in-space-2027/
LOCATION:Earth-Moon L2 Lagrange point
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270717
DTEND;VALUE=DATE:20270718
DTSTAMP:20260730T201320Z
CREATED:20251024T201503Z
LAST-MODIFIED:20260730T201320Z
UID:10000548-1815782400-1815868799@spacecalendar.com
SUMMARY:16 Years in Lunar Orbit: ARTEMIS P2 Satellite
DESCRIPTION:NASA ARTEMIS P2 craft surpasses another full year in lunar orbit since 2011; 1 of 5 satellites launched 2007 to study Earth magnetosphere
URL:https://spacecalendar.com/event/acceleration-reconnection-turbulence-and-electrodynamics-of-the-moons-interaction-with-the-sun-artemis-p2-begins-next-year-in-space-2/
LOCATION:Earth-Moon L1 Lagrange point
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270720
DTEND;VALUE=DATE:20270721
DTSTAMP:20260730T201320Z
CREATED:20251024T201504Z
LAST-MODIFIED:20260730T201320Z
UID:10000293-1816041600-1816127999@spacecalendar.com
SUMMARY:51st Anniversary: First-Ever Landing on Mars (Viking 1)
DESCRIPTION:First USA spacecraft to successfully land on another planet commemorated today for its accomplishment 51 years ago; originally scheduled for July 4\, landing was delayed until this day in 1976 due to rough landing site.
URL:https://spacecalendar.com/event/viking-1-mars-lander-51st-landing-observation-anniversary/
LOCATION:Nationwide USA
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270720
DTEND;VALUE=DATE:20270721
DTSTAMP:20260730T201320Z
CREATED:20251024T201504Z
LAST-MODIFIED:20260730T201320Z
UID:10000296-1816041600-1816127999@spacecalendar.com
SUMMARY:58th Anniversary of Apollo 11: First-Ever Crewed Lunar Landing
DESCRIPTION:First Human mission to land on Moon in 1969; 1st steps by humans on another World taken by Commander Neil Armstrong and Lunar Module Pilot Buzz Aldrin; Command Module piloted by Michael Collins.
URL:https://spacecalendar.com/event/apollo-11-58th-observation/
LOCATION:Global / Inter-Global
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270723
DTEND;VALUE=DATE:20270724
DTSTAMP:20260730T201320Z
CREATED:20251031T203627Z
LAST-MODIFIED:20260730T201320Z
UID:10000625-1816300800-1816387199@spacecalendar.com
SUMMARY:28 Years in Space: Chandra X-ray Observatory
DESCRIPTION:NASA spacecraft in extended mission phase reaches 28th full year of operations; instruments able to detect X-ray sources 100 times fainter than any previous X-ray telescope; launched 1999.
URL:https://spacecalendar.com/event/chandra-x-ray-observatory-begins-next-year-in-space-2/
LOCATION:High Earth Orbit (HEO)
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270812
DTEND;VALUE=DATE:20270813
DTSTAMP:20260730T201320Z
CREATED:20251024T201504Z
LAST-MODIFIED:20260730T201320Z
UID:10000565-1818028800-1818115199@spacecalendar.com
SUMMARY:9 Years in Space: Parker Solar Probe
DESCRIPTION:NASA craft surpasses another full year in space today\, having launched Aug 12\, 2018; probe came within ~6.16M km of the Sun on Dec 24\, 2024 which is ~7 times closer than any prior spacecraft\, traveling faster than any other human-made object at ~692\,000 km/hr.
URL:https://spacecalendar.com/event/parker-solar-probe-begins-next-year-in-space-2/
LOCATION:Heliocentric Orbit
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270812
DTEND;VALUE=DATE:20270813
DTSTAMP:20260730T201320Z
CREATED:20251024T201504Z
LAST-MODIFIED:20260730T201320Z
UID:10000295-1818028800-1818115199@spacecalendar.com
SUMMARY:Lucy Spacecraft Flyby of 3548 Eurybates / Queta
DESCRIPTION:NASA mission to encounter 11 asteroids including a main belt and 7 Jupiter Trojans to come within 1\,000 km of 64-km diameter 3548 Eurybates asteroid and its 1-km diameter satellite Queta.
URL:https://spacecalendar.com/event/lucy-mission-flyby-of-3548-eurybates-queta/
LOCATION:Jupiter Greek camp at Lagrangian point L4
CATEGORIES:Mission Milestone
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270830
DTEND;VALUE=DATE:20270831
DTSTAMP:20260730T201320Z
CREATED:20251024T201504Z
LAST-MODIFIED:20260730T201320Z
UID:10000559-1819584000-1819670399@spacecalendar.com
SUMMARY:15 Years in Space: Van Allen Probes
DESCRIPTION:NASA spacecraft surpasses another full year in space today\, launched 2012; adding to the understanding of Earth radiation belt environment and its variability.
URL:https://spacecalendar.com/event/van-allen-probes-mark-another-year-in-space-2/
LOCATION:Low Earth Orbit (LEO)
CATEGORIES:Observation / Anniversary
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270915
DTEND;VALUE=DATE:20270916
DTSTAMP:20260730T201320Z
CREATED:20251024T201505Z
LAST-MODIFIED:20260730T201320Z
UID:10000567-1820966400-1821052799@spacecalendar.com
SUMMARY:Lucy Spacecraft Flyby of 15094 Polymele
DESCRIPTION:NASA mission to encounter 11 asteroids including a main belt and 7 Jupiter Trojans to come within 415 km of 21-km diameter 15094 Polymele asteroid which may be a collisional fragment and rich in organic tholin compounds.
URL:https://spacecalendar.com/event/lucy-mission-flyby-of-15094-polymele/
LOCATION:Jupiter Greek camp at Lagrangian point L4
CATEGORIES:Mission Milestone
END:VEVENT
BEGIN:VEVENT
DTSTART;VALUE=DATE:20270921
DTEND;VALUE=DATE:20270922
DTSTAMP:20260730T201320Z
CREATED:20251024T201505Z
LAST-MODIFIED:20260730T201320Z
UID:10000304-1821484800-1821571199@spacecalendar.com
SUMMARY:13 Years in Mars Orbit: Mars Atmosphere and Volatile EvolutioN (MAVEN)
DESCRIPTION:NASA Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft surpasses another full year of operations in Mars orbit after insertion on this day 2014; continuing to study upper atmosphere.
URL:https://spacecalendar.com/event/mars-atmosphere-and-volatile-evolution-maven-begins-next-year-in-mars-orbit-2/
LOCATION:Mars Orbit
CATEGORIES:Observation / Anniversary
END:VEVENT
END:VCALENDAR