• Space Passive Components Days SPCD 2026

    Noordwijk, Netherlands

    The SPCD international Symposium is the premier technical conference dedicated to Passive components for space applications. It is an exceptional venue to learn more about the latest advances in this field and meet recognized experts from industry, academia and agencies.

  • SPAICE 2026: AI in and for Space

    Noordwijk, Netherlands

    Bringing together leading researchers, engineers, and industry experts at the intersection of artificial intelligence and space exploration. As AI continues to transform the way we design, operate, and understand space missions, SPAICE offers a unique forum to exchange ideas, showcase breakthroughs, and shape the future of intelligent space systems.

  • 27 Years in Space: XMM-Newton

    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.

  • 13 Years in Space: Gaia Spacecraft

    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.

  • 5 Years in Space: James Webb Space Telescope

    Sun-Earth L2 Lagrange point

    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.

  • 11 Years at Mars: ExoMars 2016 Orbiter

    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).

  • 28 Years in Space: XMM-Newton

    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.

  • 14 Years in Space: Gaia Spacecraft

    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.

  • 24 Years in Mars Orbit: ESA’s Mars Express

    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.

  • 26 Years in Space: INTErnational Gamma-Ray Astrophysics Laboratory (INTEGRAL)

    Low Earth Orbit (LEO)

    Detecting some of the most energetic radiation in space, ESA, NASA, Roscosmos spacecraft surpasses another year of operations in space, despite loss of its thrusters; launched 2002, instruments were officially powered down in February 2025, and planned reentry into Earth's atmosphere expected Feb 2029.

  • 12 Years at Mars: ExoMars 2016 Orbiter

    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).

  • 33 Years in Space: Solar and Heliospheric Observatory (SOHO)

    Low Earth Orbit (LEO)

    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.

  • 29 Years in Space: XMM-Newton

    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.

  • 15 Years in Space: Gaia Spacecraft

    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.

  • 25 Years in Mars Orbit: ESA’s Mars Express

    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.

  • 7 Years in Space: James Webb Space Telescope

    Sun-Earth L2 Lagrange point

    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.

  • NET 2029 — End of Euclid Nominal Mission

    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; future plans / extensions to be determined.

  • 13 Years at Mars: ExoMars 2016 Orbiter

    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).

  • NET 2031 — Launch Ariane 6-4 / Argonaut

    Launch Area 4, ~5°N, Guiana Space Centre, French Guiana

    European Space Agency planning to launch the Argonaut Lunar Descent Element -- lunar lander built by Thales Alenia Space to the Moon.

  • NET July — JUICE Spacecraft to Insert into Jupiter Orbit

    Jupiter Orbit

    NET July — ESA Jupiter Icy Moons Explorer (JUICE) expected to reach Jupiter this month if launched April 2023; will perform a flyby of Ganymede 7.5-hours before Jupiter insertion; will spend at least 3.5 years studying Jupiter atmosphere and magnetosphere, moons Ganymede, Europa, Callisto and Io with 10 state-of-the-art instruments […]