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  • Space Tech Expo Europe 2026

    Bremen, Germany

    Leading event in Europe for space engineering, innovation, and the end-to-end supply chain.

  • Indo Aerospace Expo & Forum 2026

    Jakarta, Indonesia

    At the Jakarta International Expo (JIExpo) Kemayoran. This event represents one of Southeast Asia’s most significant aerospace gatherings, connecting industry leaders, innovators, policymakers, and investors from around the world. Consequently, it provides an unmatched platform for showcasing cutting-edge aerospace technologies, exploring market trends, and building strategic partnerships.

  • 22nd Anniversary of Swift Spacecraft Launch

    Low Earth Orbit (LEO)

    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.

  • Global Network on Sustainability in Space (GNOSIS26)

    Online

    GNOSIS promotes, coordinates and develops collaboration across the academic, defence, industrial and political sectors to understand and solve problems relating to the sustainable use of Space.

  • Ground Control #9 at Mesh Youngstorget

    Oslo, Norway

    Oslo Spaceport Norway offers monthly a knowledgeable speaker and opportunity for networking, 17:00-20:00 local time; free entry but registration required. Ground Control is for everyone who's curious about what's happening in space and why it matters. Whether you work in the sector or have never thought about it before — […]

  • LARIM2026: Latin-America Regional IAU Meeting

    Cancún, Quintana Roo, Mexico

    Held every 3 years, targeted to professional astronomers, postdocs, postgraduate and undergraduate students pursuing a research career in Astronomy. As previous editions of this meeting, XVIII LARIM will provide a forum for scientific discussion and will promote new collaborations among Latin American astronomers. At Cancun Center, Boulevard Kukulcan Km. 9, […]

    $260 – $450

  • Earthlight Foundation New Worlds Faire and Space Cowboy Ball

    Austin TX, USA

    Addition of a display and market area to the annual gathering that culminates in the Space Cowboy Ball charity event accompanies presentations on everything about space, including medicine, architecture and design, art and media, energy, policy and much more, by leaders in the field.

  • NET Dec — Launch Atlas V / Starliner-1

    SLC-41 (~28°N), Cape Canaveral SFS FL, USA

    First launch of the Starliner crew vehicle to the International Space Station carrying only cargo for the orbital laboratory; will allow in-flight validation of the system upgrades implemented following the Crew Flight Test mission of 2024.

  • NET Dec — Launch Starship / Venturi Astrolab FLEX C

    Starbase, 25.9°N, Boca Chica TX, USA

    SpaceX to launch Starship with Venturi Astrolab FLEX C rover from Starbase, Boca Chica TX. Flexible Logistics and Exploration (FLEX-C) rover to launch to Moon South Pole Region, with commercial payloads including the International Lunar Observatory Association's ILO-1 flagship instrument. ILO-1 will be providing Space Age's Space Calendar with weekly […]

  • 6th Anniversary of Chang’E-5 Landing on Moon

    Statio Tianchuan, 43° N 51.9° W, Moon Surface

    China National Space Administration (CNSA) Chang'E-5 lander at Statio Tianchuan "ship sailing in the Milky Way", Mons Rümker, Oceanus Procellarum, Moon (43° N, 51.9° W), surpasses another full year on lunar surface today; landed on this day in 2020, with sample return launching from the Moon 2 days later.

  • 2nd European Interstellar Symposium

    Venice, Italy

    Hosted by The Venetian Institute of Sciences, Letters and Arts in association with The Interstellar Research Group, the world’s experts in exoplanet research, advanced space propulsion, power, life support, communications, and more will gather to share their findings and propose innovative solutions to enable our future journeys to planets circling […]

  • 12th Anniversary of Hayabusa 2 Launch

    Asteroid 98943 Torifune Trajectory

    Japan Aerospace Exploration Agency (JAXA) Hayabusa surpasses another full year in space today; launched Dec 3, 2014, returned samples to Earth in 2020, and now in extended mission to flyby asteroid 98943 Torifune in 2026 and rendezvous with 1998 KY26 in 2031.

  • AIAA Region VII Student Conference

    Adelaide, Australia

    Research papers are presented in a formal technical meeting atmosphere, and ideas are exchanged and programs discussed. Cash prizes given for 1st, 2nd and 3rd place papers in each category. At University of Adelaide Student Branch and online.

  • AGU 2026 Annual Meeting: Where Science Connects

    San Francisco CA, USA

    The largest gathering of Earth and space scientists, convening 20,000+ attendees from 100+ countries to share research, connect, collaborate, and inspire one another. Session, town hall and scientific workshops. At Moscone Center, 747 Howard Street.   Save the date for future Annual Meetings: December 13-17, 2027 | Washington, D.C. December […]

  • Ground Control #10 at Mesh Youngstorget

    Oslo, Norway

    Oslo Spaceport Norway offers monthly a knowledgeable speaker and opportunity for networking, 17:00-20:00 local time; free entry but registration required. Ground Control is for everyone who's curious about what's happening in space and why it matters. Whether you work in the sector or have never thought about it before — […]

  • 27th Anniversary of XMM-Newton Launch

    Low Earth Orbit (LEO)

    European Space Agency (ESA) craft in Very Eccentric Elliptical LEO studying X-ray emissions, star-forming regions, galaxy clusters, environment of supermassive black holes, mapping dark matter, surpasses next full year in space today, launched 1999.

  • 13th Anniversary of Chang’E-3 Landing on Moon

    Guang Han Gong, 44.12°N 19.51°W, Moon Surface

    China National Space Administration (CNSA) spacecraft at Guang Han Gong "Moon Palace", Sinus Iridum / Mare Imbrium, 44.12°N 19.51°W, surpasses another full year on Moon surface, landed 2013.

  • 17th Anniversary of WISE / NEOWISE Launch

    Low Earth Orbit (LEO)

    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.

  • GEGSLA 16th Operational Meeting

    Online

    Global Experts Group on Sustainable Lunar Activities continues discussions on ongoing workstreams and priorities related to the sustainable exploration and use of the Moon, with focus on expert dialogue, coordination, and long-term strategic planning for responsible lunar activities.

  • 13th Anniversary of Gaia Spacecraft Launch

    Sun-Earth L2 Lagrange point

    ESA spacecraft surpasses another full year in space today; now in extended mission phase working to map more than 1 billion stars; launched in 2013.

  • December Solstice

    Worldwide

    10:49 HST (00:49 UTC); the Sun reaches the point where it is farthest South of the celestial equator, marking the shortest day and longest night of the year (opposite in Southern Hemisphere).

  • Cold Moon

    Moon Orbit

    25:29 HST //  01:29 UTC on Dec 24.

  • 23rd Anniversary of Mars Express Entering Mars Orbit

    Mars Orbit

    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.

  • NET 2027 — Launch Neutron / NZSA Venus Mission 

    Rocket Lab LC-3, ~38°N, Wallops Island VA, USA

    Independent mission to Venus developed by Rocket Lab and MIT, NZSA Venus Mission is a small direct Venus entry probe with a single 1 kg low-mass, low-cost autofluorescing nephelometer riding on a satellite bus based on the Photon Upper stage of the Electron rocket. The probe mission will spend approximately 5 […]

  • NET 2027 — Launch Vehicle Mark-3 (LVM3) / Chandrayaan-4

    Satish Dhawan Space Center, ~14°N, Sriharikota, India

    NET 2027 — ISRO to launch its Launch Vehicle Mark-3 (LVM3) with Chandrayaan-4 lunar lander from Satish Dhawan Space Center, Sriharikota, India: Planned launch of Chandrayaan-4 mission for Moon landing and sample return up to 3 kg (6.6 lb) from near Statio Shiv Shakti.

  • NET 2027 — Launch Long March 5 / Xuntian Telescope

    Wenchang Space Launch Center, ~19°N, Hainan Island, China

    NET 2027 — CNSA to launch Long March 5 with Xuntian space telescope from Wenchang Space Launch Center, Hainan Island, China (19° N), China: Launch of Xuntian (Space Sentinel / Chinese Space Station Telescope ‘Touring the Heavens’) to LEO; will co-orbit with Tiangong Space Station, allowing it to dock periodically; 2-meter […]

  • NET 2027 — Launch Falcon 9 / APEX 1.0 Lunar Lander Mission 1,

    SLC-39A, ~29°N, Kennedy Space Center FL, USA

    SpaceX to launch Falcon 9 with APEX 1.0 Lunar Lander Mission 1. Lunar lander built by ispace, Draper (mission lead) and Karman Space & Defense under $73M NASA CLPS to land near Schrödinger Basin, Moon South Pole region with NASA payloads (two seismometers, a drill, a probe, a magnetic sounder, LuSEE-Light […]

  • NET 2027 — Launch Luna-26

    Vostochny Cosmodrome, ~52°N, Russia

    NET 2027 — Roscosmos State Corporation, Launch Luna-26, Vostochny Cosmodrome, Russia: Roscosmos hopes to launch the Luna-Resurs O (Luna-Resurs Orbiter) to Moon polar orbit with 14 instruments for 1 year at 60-80 km altitude for lunar mapping.

  • 249th Meeting of the AAS

    Salt Palace Convention Center, Salt Lake City UT, USA 100 South West Temple, Salt Lake City, UT, United States

    At Salt Palace Convention Center.

  • 2027 AIAA SciTech Forum

    Orlando FL, USA

    AIAA SciTech Forum—the premier aerospace R&D event of the year exploring the science, technologies, and capabilities that are transforming aerospace. Expecting 6,000+ attendees from 46+ countries. At Hyatt Regency Orlando.

  • Apollo 1, 60th Observation

    Nationwide USA

    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.

  • Challenger STS-51L, 41st Observation

    Nationwide USA

    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 […]

  • Explorer 1, 69th Observation

    Nationwide USA

    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.

  • Columbia STS-107, 24th Observation

    Nationwide USA

    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 […]

  • Lunar New Year

    China (Zhongguo) / Worldwide

    Lunar New Year 2027 Spring Festival marks the Year of the Goat.

  • 6th Anniversary of Tianwen-1 Orbiter Entering Mars Orbit

    Mars Orbit

    China Tianwen-1 orbiter reaches 6 full years of operations in Mars orbit; Lander & Rover touched down ~3 months after this date at Utopia Planitia 25.1°N, 109.9°E; launched July 2020, reached orbit 2021.

  • 5th Anniversary of Mars Perseverance Rover Landing on Mars

    Mars Surface

    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.

  • Intuitive Machines IM-1 Mission, Moon Landing Observation (3rd Year)

    Near Malapert A Crater, 80.13°S 1.44°E, Moon Surface

    Third annual observation of 1st successful commercial lunar landing on Moon by Intuitive Machines and its IM-1 Nova-C Lander "Odysseus". This mission also marks the USA first return to the Moon since Apollo 17 in 1972. IM-1 lander carried 6 NASA and 6 independent payloads to surface, landing near Malapert […]

  • 241st Galactic Tick Day

    Highlighting Galaxy awareness by celebrating the Solar System traveling around Milky Way Galaxy Center every ~225 million Earth years, one Galactic Tick happens every 633.7 days; first Tick Day was one Tick after October 2nd, 1608 when the first telescope patent was filed.

  • 13th Annual Space Traffic Conference

    TBD

    With theme "Turning Conjunctions Into Coordination". Abstracts of up to 500 words will be accepted and must include the precise title of the paper, the topic area of interest, the author’s full name and affiliation, and complete contact information including an email address. The language of the conference is English. […]

  • 58th Lunar and Planetary Science Conference (LPSC)

    Online

    LPSC is a defining event in planetary research, bringing together a diverse group of international experts in a truly collaborative environment, both online and in-person. The conference location will be announced at a later date. For 58 years, LPSC has been convening the lunar and planetary science community to showcase […]

  • AIAA Defense Forum 2027

    Laurel MD, USA

    17 Disciplines addressed include Space Access and Space Systems.

  • Pōwehi Day

    Statewide 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 name Pōwehi; imaged in April 2017 and released Apr 10, 2019.

  • Yuri’s Night Celebrations

    Worldwide

    Launching parties around the world every year on or around April 12th, in commemoration of Yuri Gagarin becoming the first human to venture into space on April 12, 1961, and the inaugural launch of the first Space Shuttle on April 12, 1981. We use space to bring the world together, […]

  • 42nd Space Symposium

    Colorado Springs CO, USA

    Theme: TBA. Expecting 10,000+ registrants, 240+ exhibitors, 24 space agencies, 1500+ organizations. Access to specific Track Programming ONLY available at less than full-conference fee.

  • Tianwen-2 Departs Kamo’oalewa (2016 HO3)

    Earth Trajectory

    China Tianwen-2 asteroid sample return mission planned to depart Kamo’oalewa (2016 HO3) today and return to Earth with least 100 grams of sample, to enter Earth atmosphere on Nov 29, 2027.

  • National Day of Space Flight

    China (Zhongguo)

    Commemorating the launch of China’s first satellite, Dongfanghong-1 on April 24, 1970.

  • International Space Day

    Worldwide

    First Friday in May, events and presentations to promote STEM education and inspire people to continue the work of Space explorers; originally began as ‘National Space Day’ in 1997 by Lockheed Martin Corp.

  • ASCEND 2027: Accelerating Space Commerce, Exploration and New Discovery

    Washington DC, USA

    KEY THEMES ARE: Advancing human spaceflight and microgravity research, Enabling sustainable cislunar and lunar exploration, Defining the Moon-to-Mars pathway and beyond, Shaping space policy and law to enable long-term activity, Finance and innovation across the space economy, New horizons in space infrastructure and services, Cross-cutting technologies, Developing the next generation […]

  • Islamic New Year 1449 AH

    Worldwide

    New Year 1 Muharram (1st day) to begin at sunset on Jun 6; if young New Moon is not visible the beginning of the month and year may be delayed.

  • AIAA Aviation Forum 2027

    San Diego CA, USA

    The only aviation event that covers the entire integrated spectrum of aviation business, research, development and technology. At Manchester Grand Hyatt.

  • Asteroid Day 2027

    Worldwide

    UN-Sanctioned annual, global asteroid awareness program supporting thousands of independently organized events, providing educational resources; held on June 30, the anniversary of the Tunguska event in 1908 when a meteor air burst levelled about 2,150 km² of forest in Siberia, Russia.

  • International Moon Day (Annual)

    Global / Inter-Global

    Celebrating the 1st people walking on the Moon / another celestial body – International Moon Day has been a recognized / endorsed declaration by the United Nations since 2022.

  • Viking 1 Mars Lander 51st Landing Observation Anniversary

    Nationwide USA

    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.

  • Apollo 11, 58th Observation

    Global / Inter-Global

    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.

  • 28th Anniversary of Chandra X-ray Observatory Launch

    High Earth Orbit (HEO)

    NASA spacecraft in extended mission phase reaches 28th full year of operations in space; instruments able to detect X-ray sources 100 times fainter than any previous X-ray telescope; launched 1999.

  • IAUGA2027: IAU General Assembly

    Rome, Italy

    International Astronomical Union will post a dedicated website "soon". The General Assembly is held every 3 years for astronomers worldwide and includes scientific sessions and administrative business.

  • 9th Anniversary of Parker Solar Probe Launch

    Heliocentric Orbit

    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.

  • Lucy Mission Flyby of 3548 Eurybates / Queta

    Jupiter Greek camp at Lagrangian point L4

    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.

  • 41st Annual Small Satellite Conference

    Salt Palace Convention Center, Salt Lake City UT, USA 100 South West Temple, Salt Lake City, UT, United States

    Annual Small Satellite Conference spotlights technologies driving constellation success.

    $1000

  • Chandrayaan-3 Commemorated for Moon Landing (2023)

    Statio Shiv Shakti, 69.373°S 32.319°E, Moon Surface

    Chandrayaan-3 Vikram lander and Pragyan rover celebrated today after successfully landing on Moon in 2023; marking India as the 4th country to land on Moon, and 1st near the Moon South Pole.

  • Van Allen Probes Mark Another Year in Space

    Low Earth Orbit (LEO)

    NASA spacecraft surpasses another full year in space today, launched 2012; adding to the understanding of Earth radiation belt environment and its variability.

  • NET Sep — Launch Falcon 9 / Near-Earth Object Surveyor

    TBD

    NET Sep — NASA's Near-Earth Object Surveyor space telescope (NEO Surveyor), to help advance planetary defense efforts to discover and characterize most of the potentially hazardous asteroids and comets that come within 30 million miles of Earth’s orbit, planned to be launched this month.

  • Lucy Mission Flyby of 15094 Polymele

    Jupiter Greek camp at Lagrangian point L4

    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.

  • 78th International Astronautical Congress (IAC 2027)

    Poznań, Poland

    Expects ~10,000 participants for event themed One Space. Shared Future. Co-events include Space Generation Congress, September 23-25; UN / IAF Workshop, September 24-26; IAA Academy Day and International Meeting for Ministers & Members of Parliaments, both September 26; IAF General Assembly and Bureau Meeting, both October 1. Poland hosts the […]

  • 12th Anniversary of Astrosat Launch

    Low Earth Orbit (LEO)

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

  • NET Oct — Launch Falcon 9 / Intuitive Machines IM-4 Nova-C Lander

    SLC-39A, ~29°N, Kennedy Space Center FL, USA

    NET Oct  — Under US$116.9M NASA CLPS award, Intuitive Machines 4th mission to deliver 6 NASA payloads totaling ~79 kg, including carry ESA Lunar ice drill ProSEED / PROSPECT sensor array, magnetometer, radiometer to investigate surface composition, instrument to measure how lander affects regolith, retroreflectors as location marker, a yeast experiment; payload capacity for commercial […]

  • World Space Week

    Worldwide

    Celebrating international contributions of space science for betterment of the human condition; Oct 4 is 68th observation of 1st Space mission Sputnik One launched by Soviet Union 1957; Oct 10 is 58th observation of Outer Space Treaty going into effect 1967.

  • 6th Anniversary of Lucy Spacecraft Launch

    Jupiter Greek camp at Lagrangian point L4

    NASA craft reaches 6 full years in Space, about mid-way through planned 12-year mission to encounter 11 different asteroids.

  • ExoMars 2016 Orbiter Begins Next Year in Mars Orbit

    Mars Orbit

    European Space Agency (ESA) and Roscosmos spacecraft surpasses another full year at Mars, launched 2016; craft continues collecting data on atmosphere, deployed Schiaparelli demonstration lander 19 Oct 2016 (unsuccessful).

  • Mars Odyssey Begins Next Year in Mars Orbit

    Mars Orbit

    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.

  • Swift Spacecraft Begins Next Year in Space

    Low Earth Orbit (LEO)

    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.

  • Chang’E-5 Begins Next Year on Moon

    Statio Tianchuan, 43° N 51.9° W, Moon Surface

    China National Space Administration (CNSA) Chang'E-5 lander at Statio Tianchuan "ship sailing in the Milky Way", Mons Rümker, Oceanus Procellarum, Moon (43° N, 51.9° W), surpasses another full year on lunar surface today; landed on this day in 2020, with sample return launching from the Moon 2 days later.

  • NET Dec — Hayabusa 2, First Earth Flyby

    Earth Trajectory

    ☆ NET Dec — JAXA Hayabusa 2 mission to perform first flyby Earth today on way to rendezvous with asteroid 1998 KY26 in 2031, after returning samples from (162173) Ryugu to Earth in 2020 and flying by asteroid 98943 Torifune in 2026.

  • Hayabusa 2 Begins Next Year in Space

    Asteroid 98943 Torifune Trajectory

    Japan Aerospace Exploration Agency (JAXA) Hayabusa surpasses another full year in space today; launched Dec 3, 2014, returned samples to Earth in 2020, and now in extended mission to flyby asteroid 98943 Torifune in 2026 and rendezvous with 1998 KY26 in 2031.

  • XMM-Newton Begins Next Year in Space

    Low Earth Orbit (LEO)

    European Space Agency (ESA) craft in Very Eccentric Elliptical LEO studying X-ray emissions, star-forming regions, galaxy clusters, environment of supermassive black holes, mapping dark matter, surpasses next full year in space today, launched 1999.

  • AGU 2027 Annual Meeting

    Washington DC, USA

    Save the date for future Annual Meetings: December 13-17, 2027 | Washington, D.C. December 11-15, 2028 | San Diego

  • Chang’E-3 Lander Begins Next Year on Moon

    Guang Han Gong, 44.12°N 19.51°W, Moon Surface

    China National Space Administration (CNSA) spacecraft at Guang Han Gong "Moon Palace", Sinus Iridum / Mare Imbrium, 44.12°N 19.51°W, surpasses another full year on Moon surface, landed 2013.

  • WISE / NEOWISE Begins Next Year in Space

    Low Earth Orbit (LEO)

    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.

  • Gaia Spacecraft Begins Next Year in Space

    Sun-Earth L2 Lagrange point

    ESA spacecraft surpasses another full year in space today; now in extended mission phase working to map more than 1 billion stars; launched in 2013.

  • Mars Express Begins Next Year in Mars Orbit

    Mars Orbit

    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.

  • NET 2028 — Launch Tianwen-3 Mars Sample Return Mission

    Wenchang Space Launch Center, ~19°N, Hainan Island, China

    NET 2028 — China expects to launch Tianwen-3 Mars Sample Return Mission to Mars by this date, to deliver samples to Earth by 2031; focus is on astrobiology.

  • NET 2028 — Launch Vehicle TBD / Blue Ghost Mission 3

    TBD

    NET 2028 — Firefly Blue Ghost Mission 3 to launch (on vehicle TBD), under $179.6M NASA CLPS award, to take 6 payloads to Gruithuisen Domes, 36.3° N, 319.8° E, for radio-wave observations, neutron measurements, photovoltaic investigation, regolith sampling, Heimdall camera imaging, Lunar-VISE exploration.

  • NET 2028 — Launch Angara A5 / Luna-27

    Vostochny Cosmodrome, ~52°N, Russia

    NET 2028 — Roscosmos planning to launch Angara A5 with Luna-27 (Luna-Resurs 1) lander to Moon South Pole to target frozen volatiles in sub surface.

  • NET 2028 — Launch Long March 10 / Human Moon Flyby

    Wenchang Space Launch Center, ~19°N, Hainan Island, China

    NET 2028 — Tentative date for China's first crewed lunar flyby using super-heavy lift Long March 10 rocket and crew spacecraft Mengzhou, while continuing to develop the crewed lander Lanyue that will rendezvous in lunar orbit.

  • NET 2028 — Launch Starship / Venturi Astrolab FLEX LTV

    Starbase, 25.9°N, Boca Chica TX, USA

    SpaceX to launch Starship with Venturi Astrolab FLEX LTV from Starbase, Boca Chica TX. Under NASA Lunar Terrain Vehicle (LTV) Services contract, and carrying commercial payloads, Astrolab (working with Axiom Space and Odyssey Space Research) full-scale Flexible Logistics and Exploration (FLEX) rover, with payload capacity up to 1,500 kg, aiming […]

  • 2028 AIAA SciTech Forum

    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

    Lunar New Year 2028 Spring Festival marks the Year of the Monkey.

  • Apollo 1, 61st Observation

    Nationwide USA

    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.

  • Challenger STS-51L, 42nd Observation

    Nationwide USA

    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 […]

  • Explorer 1, 70th Observation

    Nationwide USA

    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.

  • Columbia STS-107, 25th Observation

    Nationwide USA

    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 […]

  • 7th Anniversary of Tianwen-1 Probe Entering Mars Orbit

    Mars Orbit

    China Tianwen-1 orbiter reaches 7 full years of operations in Mars orbit; Lander & Rover touched down ~3 months after this date at Utopia Planitia 25.1°N, 109.9°E; launched July 2020, reached orbit 2021.

  • Intuitive Machines IM-1 Mission, Moon Landing Observation (4th Year)

    Near Malapert A Crater, 80.13°S 1.44°E, Moon Surface

    Fourth annual observation of 1st successful commercial lunar landing on Moon by Intuitive Machines and its IM-1 Nova-C Lander "Odysseus". This mission also marks the USA first return to the Moon since Apollo 17 in 1972. IM-1 lander carried 6 NASA and 6 independent payloads to surface, landing near Malapert […]

  • NET Early 2028 — Launch Orion for Artemis 4

    SLC-39B, ~29°N, Kennedy Space Center FL, USA

    1st crewed lunar landing since 1972, landing 1st Woman & 1st Person of Color on the Moon, and 1st crew to Moon South Pole; 30-day mission to consist of 4 crew at launch, 2 to land on surface for 6.5 days. NASA announcement week of March 11, 2026, said United […]

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

    Satish Dhawan Space Center, ~14°N, Sriharikota, India

    India planning to launch its first mission, Shukrayaan-1, to Venus to study the surface and atmosphere of Venus; planned to enter Venusian orbit 19 July 2028.

  • NET Apr — End of Nominal Mission for BepiColombo

    Mercury Orbit

    NET Apr — European Space Agency / JAXA Mercury Magnetospheric Orbiter (BepiColombo) nominal mission ends this month, 5.82 Mercury years after orbit insertion; potential extended mission and plans TBD.

  • Pōwehi Day

    Statewide 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 name Pōwehi; imaged in April 2017 and released Apr 10, 2019.

  • Yuri’s Night Celebrations

    Worldwide

    Launching parties around the world every year on or around April 12th, in commemoration of Yuri Gagarin becoming the first human to venture into space on April 12, 1961, and the inaugural launch of the first Space Shuttle on April 12, 1981. We use space to bring the world together, […]

  • Lucy Spacecraft to Fly By Asteroid 11351 Leucus

    Jupiter Greek camp at Lagrangian point L4

    NASA's Lucy mission, to encounter 11 asteroids including a main belt and 7 Jupiter Trojans, planned to come within 1,000 km of 34-km diameter 11351 Leucus asteroid today.

  • National Day of Space Flight

    China (Zhongguo)

    Commemorating the launch of China’s first satellite, Dongfanghong-1 on April 24, 1970.