NET 2029 — Tentative date for China's crewed spaceflight program to have first of its multiple human Moon missions to the Moon South Pole region using 2 launches,...
— Roscosmos State Corporation,
Vostochny Cosmodrome, ~52°N, Russia
NET 2029 — Expected launch of CNSA Solar Polar Orbit Observatory spacecraft to enter a high-inclination orbit around the Sun to observe its poles, via a gravity-assist...
— European Space Agency (ESA),
Sun-Earth L2 Lagrange point
NET 2029 — Scheduled end of European Space Agency Euclid mission which is measuring accelerated expansion of Universe, aiding in understanding of dark energy / dark matter;...
— National Aeronautics and Space Administration (NASA), JPL,
Main Asteroid Belt
NET 2029 — NASA and JPL Caltech Psyche Mission to investigate all-metal asteroid Psyche to insert itself into asteroid orbit around beginning on this year if launching...
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,...
Sunday
— National Aeronautics and Space Administration (NASA),
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....
Thursday
— European Space Agency (ESA), National Aeronautics and Space Administration (NASA), Roscosmos State Corporation,
Low Earth Orbit (LEO)
NET Feb — INTErnational Gamma-Ray Astrophysics Laboratory (INTEGRAL) space telescope will burn up upon Earth atmosphere reentry this month due to natural orbit decay after running out of fuel reserves...
— National Aeronautics and Space Administration (NASA),
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...
NET Apr — European Space Agency / JAXA Mercury Magnetospheric Orbiter (BepiColombo) end of extended mission, 9.98 Mercury years after orbit insertion; potential extension of mission or...
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...
Thursday
— National Aeronautics and Space Administration (NASA),
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...
Friday
— Asteroid 99942 Apophis,
Medium Earth Orbit (MEO)
On this day, which happens to be a Friday, 370-meter diameter asteroid (previously known as 2004 MN4) will narrowly miss Earth by about 30,000 km, which is...
Saturday
— National Aeronautics and Space Administration (NASA),
Asteroid 99942 Apophis Orbit
OSIRIS-APophis EXplorer (OSIRIS-APEX) is planned rendezvous with and orbit asteroid Apophis starting today for 9 months following the asteroid’s close Earth approach which occurred April 13, 2029;...
Tuesday
— China National Space Administration (CNSA),
China (Zhongguo)
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’...
Tuesday
— China National Space Administration (CNSA),
Low Earth Orbit (LEO)
Today marks 7th full year / starts 8th year of continuous Human occupation of TSS; Shenzhou 14 three-member crew launched on this day in 2022, beginning occupation.
Wednesday
— National Aeronautics and Space Administration (NASA),
Earth-Moon L2 Lagrange point
NET July — China Chang’E-2 spacecraft expected to come within 7M km of Earth around this date after reaching 300M km apogee; craft was launched 1 October...
— Japan Aerospace Exploration Agency (JAXA),
Earth Trajectory
NET July — Japan Martian Moons eXploration (MMX) mission with Mars moon Phobos' sample to arrive at Earth this month and deliver Sample Return Capsule.
Tuesday
— National Aeronautics and Space Administration (NASA),
Earth-Moon L1 Lagrange point
Celebrating the 1st people walking on the Moon / another celestial body – International Moon Day has been a recognized / endorsed declaration by the United Nations...
— National Aeronautics and Space Administration (NASA),
Nationwide USA
First USA spacecraft to successfully land on another planet commemorated today for its accomplishment 53 years ago; originally scheduled for July 4, landing was delayed until this...
— National Aeronautics and Space Administration (NASA),
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;...
Sunday
— National Aeronautics and Space Administration (NASA),
Heliocentric Orbit
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...
Thursday
— National Aeronautics and Space Administration (NASA),
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.
Thursday
— Japan Aerospace Exploration Agency (JAXA),
Low Earth Orbit (LEO)
Japan's X-Ray Imaging and Spectroscopy Mission (XRISM), studying galactic plasma, surpasses another full year in space today at ~550-km LEO, having launched 2023.
Friday
— Indian Space Research Organisation (ISRO),
Low Earth Orbit (LEO)
Indian Space Research Organisation (ISRO) first dedicated multi-wavelength space observatory surpasses another full year in space today, launched 2015.
Monday
— National Aeronautics and Space Administration (NASA),
Nationwide USA
Nationwide celebrations and educational events occur to observe NACA (National Advisory Committee for Aeronautics) first business day as newly-formed National Aeronautics and Space Administration (NASA) on this...
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...
Sunday
— China National Space Administration (CNSA),
Sun-Synchronous Orbit (SSO)
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...
European Space Agency / JAXA Mercury Planetary Orbiter (MPO) and Mercury Magnetospheric Orbiter (dubbed Mio ‘waterway or fairway’) surpasses another full year in space today, launched 2018;...
Wednesday
— National Aeronautics and Space Administration (NASA),
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...
Friday
— National Aeronautics and Space Administration (NASA),
Heliocentric Orbit
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.
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...
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...
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...
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...
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...
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...
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...