249th Meeting of the AAS

Salt Palace Convention Center, Salt Lake City UT, USA 100 South West Temple, Salt Lake City, UT, United States
Organizer: American Astronomical Society (AAS)
At Salt Palace Convention Center.

2027 AIAA SciTech Forum

Hyatt Regency Orlando Orlando, FL, United States
Organizer: American Institute of Aeronautics and Astronautics (AIAA)
AIAA SciTech Forum—the premier aerospace R&D event of the year exploring the science, technologies, and capabilities that are transforming aerospace.

Apollo 1, 60th Observation

Nationwide USA
Organizer: National Aeronautics and Space Administration (NASA)
Increasing space awareness and education, remembrances and events honor three Apollo 1 crew members lost in 1967 during a launch ...

Challenger STS-51L, 41st Observation

Nationwide USA
Organizer: National Aeronautics and Space Administration (NASA)
Educational and ceremonial events held worldwide to advance space technology / education and honor 7 crew members killed in Shuttle ...

Explorer 1, 69th Observation

Nationwide USA
Organizer: National Aeronautics and Space Administration (NASA)
American Artemis Return to the Moon For Good is underway, Mars attention and planning advancing, Outer Solar System search for ...

Columbia STS-107, 24th Observation

Nationwide USA
Organizer: National Aeronautics and Space Administration (NASA)
Annual international conferences and events take place to further space exploration efforts in remembrance of Columbia 7 loss in 2003: ...

Lunar New Year

China (Zhongguo) / Worldwide
Organizer: Lunar Calendar
Lunar New Year 2027 Spring Festival marks the Year of the Goat.

241st Galactic Tick Day

Organizer: Milky Way Galaxy
Highlighting Galaxy awareness by celebrating the Solar System traveling around Milky Way Galaxy Center every ~225 million Earth years, one ...

Pōwehi Day

Statewide Hawai’i, USA
Organizer: Hawai’i, USA
Recognized proclamation to celebrate the first-ever imaged black hole M87* by Event Horizon Telescope collaboration involving Mauna Kea Observatories, given the Hawaiian ...

Yuri’s Night Celebrations

Worldwide
Organizer: Yuri’s Night
Launching parties around the world every year on or around April 12th, in commemoration of Yuri Gagarin becoming the first ...

Hubble Space Telescope Marks Another Year in Space

Low Earth Orbit (LEO)
Organizer: National Aeronautics and Space Administration (NASA)
NASA spacecraft with 2.4-meter diameter main telescope begins 38th year in space today, launched Apr 24, 1990; could continue operations ...

Tianwen-2 Departs Kamo’oalewa (2016 HO3)

Earth Trajectory
Organizer: China National Space Administration (CNSA)
China Tianwen-2 asteroid sample return mission planned to depart Kamo’oalewa (2016 HO3) today and return to Earth with least 100 ...

National Day of Space Flight

China (Zhongguo)
Organizer: China National Space Administration (CNSA)
Commemorating the launch of China’s first satellite, Dongfanghong-1 on April 24, 1970.

International Space Day

Worldwide
Organizer: International Space Day
First Friday in May, events and presentations to promote STEM education and inspire people to continue the work of Space ...

John F. Kennedy 1st Moon Speech

Nationwide USA
Organizer: USA Congress
NASA Artemis program to land 1st Woman and Person of Color on Moon is well underway as today is recognized ...

Islamic New Year 1449 AH

Worldwide
Organizer: Lunar Calendar
New Year 1 Muharram (1st day) to begin at sunset on Jun 6; if young New Moon is not visible ...

International Moon Day (Annual)

Global / Inter-Global
Organizer: Moon Village Association (MVA)
Celebrating the 1st people walking on the Moon / another celestial body – International Moon Day has been a recognized ...

Viking 1 Mars Lander 51st Landing Observation Anniversary

Nationwide USA
Organizer: National Aeronautics and Space Administration (NASA)
First USA spacecraft to successfully land on another planet commemorated today for its accomplishment 51 years ago; originally scheduled for ...

Apollo 11, 58th Observation

Global / Inter-Global
Organizer: National Aeronautics and Space Administration (NASA)
First Human mission to land on Moon in 1969; 1st steps by humans on another World taken by Commander Neil ...

IAUGA2027: IAU General Assembly

Rome, Italy
Organizer: International Astronomical Union (IAU)
International Astronomical Union will post a dedicated website "soon". The General Assembly is held every 3 years for astronomers worldwide ...

Parker Solar Probe Marks Another Year in Space

Heliocentric Orbit
Organizer: National Aeronautics and Space Administration (NASA)
NASA craft surpasses another full year in space today, having launched Aug 12, 2018; probe came within ~6.16M km of ...

Lucy Mission Flyby of 3548 Eurybates / Queta

Jupiter Greek camp at Lagrangian point L4
Organizer: National Aeronautics and Space Administration (NASA)
NASA mission to encounter 11 asteroids including a main belt and 7 Jupiter Trojans to come within 1,000 km of ...

41st Annual Small Satellite Conference

Salt Palace Convention Center, Salt Lake City UT, USA 100 South West Temple, Salt Lake City, UT, United States
Organizer: Small Satellite Conference
$1000

Chandrayaan-2 Marks Another Year in Lunar Orbit

Moon Orbit
Organizer: Indian Space Research Organisation (ISRO)
India orbiter surpasses another full year in lunar polar orbit since reaching the Moon in 2019; Chandrayaan-2 lander and rover ...

Chandrayaan-3 Commemorated for Moon Landing (2023)

Statio Shiv Shakti, 69.373°S 32.319°E, Moon Surface
Organizer: Indian Space Research Organisation (ISRO)
Chandrayaan-3 Vikram lander and Pragyan rover celebrated today after successfully landing on Moon in 2023; marking India as the 4th ...

Van Allen Probes Mark Another Year in Space

Low Earth Orbit (LEO)
Organizer: National Aeronautics and Space Administration (NASA)
NASA spacecraft surpasses another full year in space today, launched 2012; adding to the understanding of Earth radiation belt environment ...

Lucy Mission Flyby of 15094 Polymele

Jupiter Greek camp at Lagrangian point L4
Organizer: National Aeronautics and Space Administration (NASA)
NASA mission to encounter 11 asteroids including a main belt and 7 Jupiter Trojans to come within 415 km of ...

Astrosat Marks Another Year in Space

Low Earth Orbit (LEO)
Organizer: Indian Space Research Organisation (ISRO)
Indian Space Research Organisation (ISRO) first dedicated multi-wavelength space observatory surpasses another full year in space today, launched 2015.

World Space Week

Worldwide
Organizer: World Space Week Association
Celebrating international contributions of space science for betterment of the human condition; Oct 4 is 68th observation of 1st Space ...

Lucy Mission Reaches 6 Full Years in Space

Jupiter Greek camp at Lagrangian point L4
Organizer: National Aeronautics and Space Administration (NASA)
NASA craft reaches 6 full years in Space, about mid-way through planned 12-year mission to encounter 11 different asteroids.

Mars Odyssey Marks Another Year in Mars Orbit

Mars Orbit
Organizer: National Aeronautics and Space Administration (NASA)
NASA spacecraft surpasses another full year in orbit around Mars today, holds record for longest-surviving continually active spacecraft in orbit ...

Swift Spacecraft Marks Another Year in Space

Low Earth Orbit (LEO)
Organizer: National Aeronautics and Space Administration (NASA)
Observing gamma-ray bursts & their afterglows in gamma-ray, X-ray, ultraviolet, optical wavelengths from LEO, multiwavelength craft surpasses another year of ...

Chang’E-5 Marks Another Year on Moon

Statio Tianchuan, 43° N 51.9° W, Moon Surface
Organizer: China National Space Administration (CNSA)
China National Space Administration (CNSA) Chang'E-5 lander at Statio Tianchuan "ship sailing in the Milky Way", Mons Rümker, Oceanus Procellarum, ...

NET Dec — Hayabusa 2, First Earth Flyby

Earth Trajectory
Organizer: Japan Aerospace Exploration Agency (JAXA)
☆ NET Dec — JAXA Hayabusa 2 mission to perform first flyby Earth today on way to rendezvous with asteroid ...

Hayabusa 2 Marks Another Year in Space

Asteroid 98943 Torifune Trajectory
Organizer: Japan Aerospace Exploration Agency (JAXA)
Japan Aerospace Exploration Agency (JAXA) Hayabusa surpasses another full year in space today; launched Dec 3, 2014, returned samples to ...

XMM-Newton Marks Another Year in Space

Low Earth Orbit (LEO)
Organizer: European Space Agency (ESA)
European Space Agency (ESA) craft in Very Eccentric Elliptical LEO studying X-ray emissions, star-forming regions, galaxy clusters, environment of supermassive black ...

AGU 2027 Annual Meeting

Washington DC, USA
Organizer: American Geophysical Union (AGU)
Save the date for future Annual Meetings: December 13-17, 2027 | Washington, D.C. December 11-15, 2028 | San Diego

Chang’E-3 Lander Marks Another Year on Moon

Guang Han Gong, 44.12°N 19.51°W, Moon Surface
Organizer: China National Space Administration (CNSA)
China National Space Administration (CNSA) spacecraft at Guang Han Gong "Moon Palace", Sinus Iridum / Mare Imbrium, 44.12°N 19.51°W, surpasses ...

WISE / NEOWISE Marks Another Year in Space

Low Earth Orbit (LEO)
Organizer: National Aeronautics and Space Administration (NASA)
NASA Wide-field Infrared Survey Explorer spacecraft (redubbed Near-Earth Object WISE – NEOWISE) surpasses another full year in space today; launched ...

Gaia Spacecraft Marks Another Year in Space

Sun-Earth L2 Lagrange point
Organizer: European Space Agency (ESA)
ESA spacecraft surpasses another full year in space today; now in extended mission phase working to map more than 1 ...

Mars Express Marks Another Year in Mars Orbit

Mars Orbit
Organizer: European Space Agency (ESA)
ESA spacecraft surpasses next full year in Mars orbit today; will continue to study Mars atmosphere & climate, planet structure, ...

NET 2028 — Launch Tianwen-3 Mars Sample Return Mission

Wenchang Space Launch Center, Hainan Island, China (19° N)
Organizer: China National Space Administration (CNSA)
NET 2028 — China expects to launch Tianwen-3 Mars Sample Return Mission to Mars by this date, to deliver samples ...

NET 2028 — Launch Angara A5 / Luna-27

Vostochny Cosmodrome, Russia
Organizer: Roscosmos State Corporation
NET 2028 — Roscosmos planning to launch Angara A5 with Luna-27 (Luna-Resurs 1) lander to Moon South Pole to target ...

NET 2028 — Launch Long March 10 / Human Moon Flyby

Wenchang Space Launch Center, Hainan Island, China (19° N)
Organizer: China National Space Administration (CNSA)
NET 2028 — Tentative date for China's first crewed lunar flyby using super-heavy lift Long March 10 rocket and crew ...

2028 AIAA SciTech Forum

Hyatt Regency Orlando Orlando, FL, United States
Organizer: American Institute of Aeronautics and Astronautics (AIAA)
AIAA SciTech Forum—the premier aerospace R&D event of the year exploring the science, technologies, and capabilities that are transforming aerospace.

Lunar New Year

China (Zhongguo) / Worldwide
Organizer: Lunar Calendar
Lunar New Year 2028 Spring Festival marks the Year of the Monkey.

Apollo 1, 61st Observation

Nationwide USA
Organizer: National Aeronautics and Space Administration (NASA)
Increasing space awareness and education, remembrances and events honor three Apollo 1 crew members lost in 1967 during a launch ...

Challenger STS-51L, 42nd Observation

Nationwide USA
Organizer: National Aeronautics and Space Administration (NASA)
Educational and ceremonial events held worldwide to advance space technology / education and honor 7 crew members killed in Shuttle ...

Explorer 1, 70th Observation

Nationwide USA
Organizer: National Aeronautics and Space Administration (NASA)
American Artemis Return to the Moon For Good is underway, Mars attention and planning advancing, Outer Solar System search for ...

Columbia STS-107, 25th Observation

Nationwide USA
Organizer: National Aeronautics and Space Administration (NASA)
Annual international conferences and events take place to further space exploration efforts in remembrance of Columbia 7 loss in 2003: ...

Launch Vehicle Mark-3 (LVM3) / Shukrayaan-1 Mission

Satish Dhawan Space Center, Sriharikota, India
Organizer: Indian Space Research Organisation (ISRO)
India planning to launch its first mission, Shukrayaan-1, to Venus to study the surface and atmosphere of Venus; planned to ...

Pōwehi Day

Statewide Hawai’i, USA
Organizer: Hawai’i, USA
Recognized proclamation to celebrate the first-ever imaged black hole M87* by Event Horizon Telescope collaboration involving Mauna Kea Observatories, given the Hawaiian ...

Yuri’s Night Celebrations

Worldwide
Organizer: Yuri’s Night
Launching parties around the world every year on or around April 12th, in commemoration of Yuri Gagarin becoming the first ...

Lucy Spacecraft to Fly By Asteroid 11351 Leucus

Jupiter Greek camp at Lagrangian point L4
Organizer: National Aeronautics and Space Administration (NASA)
NASA's Lucy mission, to encounter 11 asteroids including a main belt and 7 Jupiter Trojans, planned to come within 1,000 ...

Hubble Space Telescope Marks Another Year in Space

Low Earth Orbit (LEO)
Organizer: National Aeronautics and Space Administration (NASA)
NASA spacecraft with 2.4-meter diameter main telescope begins 39th year in space today, launched Apr 24, 1990; could continue operations ...

National Day of Space Flight

China (Zhongguo)
Organizer: China National Space Administration (CNSA)
Commemorating the launch of China’s first satellite, Dongfanghong-1 on April 24, 1970.

International Space Day

Worldwide
Organizer: International Space Day
First Friday in May, events and presentations to promote STEM education and inspire people to continue the work of Space ...

John F. Kennedy 1st Moon Speech

Nationwide USA
Organizer: USA Congress
NASA Artemis program to land 1st Woman and Person of Color on Moon is well underway as today is recognized ...

NET Jun — Hayabusa 2, Second Earth Flyby

Earth Trajectory
Organizer: Japan Aerospace Exploration Agency (JAXA)
☆ NET Jun — JAXA Hayabusa 2 mission to perform second flyby Earth today on way to rendezvous with asteroid ...

252nd Meeting of the AAS

Madison WI, USA
Organizer: American Astronomical Society (AAS)
At Monona Terrace.

NET Q3 2028 — Launch Long March 5 / Chang’E-8

Wenchang Space Launch Center, Hainan Island, China (19° N)
Organizer: China National Space Administration (CNSA)
NET Q3 2028 — Chang'E-8 planned to land at Moon South Pole with 10 international projects to conduct in-situ resource ...

International Moon Day (Annual)

Global / Inter-Global
Organizer: Moon Village Association (MVA)
Celebrating the 1st people walking on the Moon / another celestial body – International Moon Day has been a recognized ...

Viking 1 Mars Lander 52nd Landing Observation Anniversary

Nationwide USA
Organizer: National Aeronautics and Space Administration (NASA)
First USA spacecraft to successfully land on another planet commemorated today for its accomplishment 52 years ago; originally scheduled for ...

Apollo 11, 59th Observation

Global / Inter-Global
Organizer: National Aeronautics and Space Administration (NASA)
First Human mission to land on Moon in 1969; 1st steps by humans on another World taken by Commander Neil ...

Parker Solar Probe Marks Another Year in Space

Heliocentric Orbit
Organizer: National Aeronautics and Space Administration (NASA)
NASA craft surpasses another full year in space today, having launched Aug 12, 2018; probe came within ~6.16M km of ...

42nd Annual Small Satellite Conference

Salt Palace Convention Center, Salt Lake City UT, USA 100 South West Temple, Salt Lake City, UT, United States
Organizer: Small Satellite Conference
$1000

Chandrayaan-3 Commemorated for Moon Landing (2023)

Statio Shiv Shakti, 69.373°S 32.319°E, Moon Surface
Organizer: Indian Space Research Organisation (ISRO)
Chandrayaan-3 Vikram lander and Pragyan rover celebrated today after successfully landing on Moon in 2023; marking India as the 4th ...

Van Allen Probes Mark Another Year in Space

Low Earth Orbit (LEO)
Organizer: National Aeronautics and Space Administration (NASA)
NASA spacecraft surpasses another full year in space today, launched 2012; adding to the understanding of Earth radiation belt environment ...

Astrosat Marks Another Year in Space

Low Earth Orbit (LEO)
Organizer: Indian Space Research Organisation (ISRO)
Indian Space Research Organisation (ISRO) first dedicated multi-wavelength space observatory surpasses another full year in space today, launched 2015.

World Space Week

Worldwide
Organizer: World Space Week Association
Celebrating international contributions of space science for betterment of the human condition; Oct 4 is 68th observation of 1st Space ...

Mars Odyssey Marks Another Year in Mars Orbit

Mars Orbit
Organizer: National Aeronautics and Space Administration (NASA)
NASA spacecraft surpasses another full year in orbit around Mars today, holds record for longest-surviving continually active spacecraft in orbit ...

Lucy Spacecraft to Fly by Asteroid 21900 Orus

Jupiter Greek camp at Lagrangian point L4
Organizer: National Aeronautics and Space Administration (NASA)
NASA Lucy mission, to encounter 11 asteroids including a main belt and 7 Jupiter Trojans, to come within 1,000 km ...

Swift Spacecraft Marks Another Year in Space

Low Earth Orbit (LEO)
Organizer: National Aeronautics and Space Administration (NASA)
Observing gamma-ray bursts & their afterglows in gamma-ray, X-ray, ultraviolet, optical wavelengths from LEO, multiwavelength craft surpasses another year of ...

242nd Galactic Tick Day

Organizer: Milky Way Galaxy
☆ Nov 24 — 242nd Galactic Tick Day, Milky Way Galaxy: Highlighting Galaxy awareness by celebrating the Solar System traveling around Milky ...

Chang’E-5 Marks Another Year on Moon

Statio Tianchuan, 43° N 51.9° W, Moon Surface
Organizer: China National Space Administration (CNSA)
China National Space Administration (CNSA) Chang'E-5 lander at Statio Tianchuan "ship sailing in the Milky Way", Mons Rümker, Oceanus Procellarum, ...

Hayabusa 2 Marks Another Year in Space

Asteroid 98943 Torifune Trajectory
Organizer: Japan Aerospace Exploration Agency (JAXA)
Japan Aerospace Exploration Agency (JAXA) Hayabusa surpasses another full year in space today; launched Dec 3, 2014, returned samples to ...

XMM-Newton Marks Another Year in Space

Low Earth Orbit (LEO)
Organizer: European Space Agency (ESA)
European Space Agency (ESA) craft in Very Eccentric Elliptical LEO studying X-ray emissions, star-forming regions, galaxy clusters, environment of supermassive black ...

AGU 2028 Annual Meeting

San Diego CA, USA
Organizer: American Geophysical Union (AGU)
Save the date for future Annual Meetings: December 11-15, 2028 | San Diego

Chang’E-3 Lander Marks Another Year on Moon

Guang Han Gong, 44.12°N 19.51°W, Moon Surface
Organizer: China National Space Administration (CNSA)
China National Space Administration (CNSA) spacecraft at Guang Han Gong "Moon Palace", Sinus Iridum / Mare Imbrium, 44.12°N 19.51°W, surpasses ...

WISE / NEOWISE Marks Another Year in Space

Low Earth Orbit (LEO)
Organizer: National Aeronautics and Space Administration (NASA)
NASA Wide-field Infrared Survey Explorer spacecraft (redubbed Near-Earth Object WISE – NEOWISE) surpasses another full year in space today; launched ...

Gaia Spacecraft Marks Another Year in Space

Sun-Earth L2 Lagrange point
Organizer: European Space Agency (ESA)
ESA spacecraft surpasses another full year in space today; now in extended mission phase working to map more than 1 ...

James Webb Space Telescope Marks Another Year in Space

Sun-Earth L2 Lagrange point
Organizer: National Aeronautics and Space Administration (NASA)
NASA (STSci) / ESA / CSA-ASC infrared astronomy telescope surpasses next full year in space since launching on this day ...

Mars Express Marks Another Year in Mars Orbit

Mars Orbit
Organizer: European Space Agency (ESA)
ESA spacecraft surpasses next full year in Mars orbit today; will continue to study Mars atmosphere & climate, planet structure, ...

NET 2029 — Launch Soorya / Human Moon Mission

Satish Dhawan Space Center, Sriharikota, India
Organizer: Indian Space Research Organisation (ISRO)
NET 2029 — Potential date for India 1st crewed mission to cislunar space with using Soorya rocket.

NET 2029 — Launch Luna-28

Vostochny Cosmodrome, Russia
Organizer: Roscosmos State Corporation
NET 2029 — Roscosmos hoping to launch Launch Luna-28 (Luna-Resurs 2) to the Moon South Pole region for sample return ...

NET 2029 — Launch Tianwen-3 to Jupiter

Wenchang Space Launch Center, Hainan Island, China (19° N)
Organizer: China National Space Administration (CNSA)
NET 2029 — China planning to launch its first probe to Jupiter this year with the Tianwen-3.

NET 2029 — End of Euclid Nominal Mission

Sun-Earth L2 Lagrange point
Organizer: European Space Agency (ESA)
NET 2029 — Scheduled end of European Space Agency Euclid mission which is measuring accelerated expansion of Universe, aiding in ...

NET 2029 — Launch Long March 10 / Human Moon Landing

Wenchang Space Launch Center, Hainan Island, China (19° N)
Organizer: China National Space Administration (CNSA)
NET 2029 — Tentative date for China's crewed spaceflight program to have first of its multiple human Moon missions to ...

Apollo 1, 62nd Observation

Nationwide USA
Organizer: National Aeronautics and Space Administration (NASA)
Increasing space awareness and education, remembrances and events honor three Apollo 1 crew members lost in 1967 during a launch ...

Challenger STS-51L, 43rd Observation

Nationwide USA
Organizer: National Aeronautics and Space Administration (NASA)
Educational and ceremonial events held worldwide to advance space technology / education and honor 7 crew members killed in Shuttle ...

Columbia STS-107, 26th Observation

Nationwide USA
Organizer: National Aeronautics and Space Administration (NASA)
Annual international conferences and events take place to further space exploration efforts in remembrance of Columbia 7 loss in 2003: ...

Lunar New Year

China (Zhongguo) / Worldwide
Organizer: Lunar Calendar
Lunar New Year 2029 Spring Festival marks the Year of the Rooster.

Pōwehi Day

Statewide Hawai’i, USA
Organizer: Hawai’i, USA
Recognized proclamation to celebrate the first-ever imaged black hole M87* by Event Horizon Telescope collaboration involving Mauna Kea Observatories, given the Hawaiian ...

Yuri’s Night Celebrations

Worldwide
Organizer: Yuri’s Night
Launching parties around the world every year on or around April 12th, in commemoration of Yuri Gagarin becoming the first ...

Asteroid 99942 Apophis to Fly by Earth

Medium Earth Orbit (MEO)
Organizer: Asteroid 99942 Apophis
On this day, which happens to be a Friday, 370-meter diameter asteroid (previously known as 2004 MN4) will narrowly miss ...
Processing...
Thank you! Your subscription has been confirmed. You'll hear from us soon.
UPDATED WEEKLY
Sign Up for Space Calendar
ErrorHere