🌪️ Our ExoMars TGO spacecraft captured these images of whirlwinds of dust on the Mars surface. 🔗 www.esa.int/Science_Expl...

🎄 Are your holiday decorations ready? Euclid has a cosmic garland to add: NGC 646. The large barred spiral galaxy appears close to a smaller galaxy to the left, but they’re actually about 45 million light-years apart 👉 https://www.esa.int/ESA_Multimedia/Images/2025/12/Euclid_s_galaxy_garland 🔭

As you're preparing for 2026, don't forget to add the post-CM25 industry event to your calendars: 🗓️ 14 January 2026 📍 Online @esa.int Director General @josefaschbacher.esa.int and all ESA directors will present the outcome of the ESA Council at Ministerial Level 2025. www.esa.int/About_Us/Bus...

📷 This NASA/ESA #Hubble Space Telescope image shows galaxies MCG-02-05-050a (left) and MCG-02-05-050, collectively called Arp 4. But this pairing is simply an unlikely visual coincidence... 🧪🔭 🔗 esahubble.org/images/potw2... @stsci.edu

📸 This was our #WeekInImages, 15-19 December 2025 👇 🧪🔭 🔗 www.esa.int/About_Us/Wee...

Today is the December solstice at 15:03 GMT/16:03 CET. This @eumetsat.int MTG‑I1 image from 19 December 2025, 06:00 GMT, shows Earth’s day–night terminator tilted near its annual maximum of about 23.5°.

The members of SpaceX #Crew12 have been announced: Jessica Meir, Jack Hathaway, Sophie Adenot and Andrei Fedyayev, to be launched to the International Space Station in February. @fr.esa.int @exploration.esa.int @soph-astro.esa.int

🆕 Check out our new-look #ESAimpact, your interactive gateway to captivating stories and stunning visuals from ESA, now in a mobile-friendly format 😎 🔗 www.esa.int/About_Us/ESA...

In 2025, we celebrated the 30th anniversary of European satellite navigation, a milestone built on decades of innovation, collaboration and excellence. Read about the challenges and triumphs that have shaped the navigation systems we rely on today 👇#50YearsOfESA

🐣 Found: newborn stars and planets #ESAGaia & ALMA joined forces to study 31 baby star systems, finding hints of planets 👉 www.esa.int/ESA_Multimed... The collage also shows our own Solar System for reference on the bottom right, as it is predicted to have looked at an age of 1 million years. 🔭 🧪

🆕 This NASA/ESA/CSA #Webb Space Telescope image shows the Westerlund 2 star cluster. 🧪🔭 🔗 esa.int/ESA_Multimedia/Images/2025/12/Webb_Dwarf_stars_in_a_glittering_sky @science.esa.int @stsci.edu

While we publish new images and stories almost around the clock, it is nice to take a step back and spend time on some of the most exciting moments of 2025. Scroll through @esa.int's Highlights 2025 👇 esamultimedia.esa.int/docs/corpora...

🔴 #LiveNow: Information session following the ESA Council meeting. 📺 watch.esa.int/Two/

📷 A look back at yesterday's #VA266 launch, #Ariane6 carrying Galileo satellites 33/34 into space! More pics just in. 👉 flic.kr/p/2rMbZ4x @ec.europa.eu @cnes.fr @transport.esa.int @euspa.bsky.social

Coming up today: Information session following the ESA Council meeting - live at 13:00 GMT/14:00 CET on #ESAWebTV. 📺 watch.esa.int

🔭 Until now, observing the inner regions of the Sun’s enigmatic atmosphere – the corona – was close to impossible. 🛰️🛰️☀️ The satellite duo making up @esa.int’s Proba-3 mission fills this observation gap by creating artificial solar eclipses in orbit 👉 www.esa.int/Enabling_Sup...

Europe's nighttime glow from space 🌍 This first colour mosaic of the continent at night was created from 7000+ pictures taken by astronauts on the International Space Station. www.esa.int/ESA_Multimed...

🔴 Live now: watch the press-conference following the success of the 14th Galileo launch. 📺https://watch.esa.int/two/

Galileo 14th launch successful! 🛰️ On 17 December at 05:01 GMT/06:01 CET), Galileo satellites 33-34 were launched from Europe's Spaceport in French Guiana on an Ariane 6 rocket. 🔗 esa.int/Applications/Satellite_navigation/Galileo_s_first_Ariane_6_launch_strengthens_European_resilience

#ICYMI Earlier this morning we saw liftoff of Ariane 6 for Galileo launch 14 #VA266 Two more Galileo satellites are heading to medium Earth orbit to join Europe's navigation service constellation 🛰️🛰️ Stay tuned for satellite separation later! @esa.int @euspa.bsky.social @cnes.fr

🚀 LIFTOFF of #Ariane6 #VA266 with Galileo from Europe's Spaceport on 17 December 2025! @ec.europa.eu @cnes.fr @transport.esa.int @euspa.bsky.social

🚀 Good morning all! It's launch day for #Ariane6 #VA266 and Galileo. Watch the launch coverage now on #ESAwebTV2. Liftoff expected at 05:01 GMT/06:01 CET. 📺 watch.esa.int/two/

Ariane 6 and Galileo have a long history together 🫰 12 Galileo satellites have been launched aboard 3 Ariane 5 rockets. Tomorrow, Ariane 6 will launch two more. Are you ready for launch? Liftoff is planned for 17 December 05:01 GMT/06:01 CET. This animation shows what to expect. #VA266

🌊🛰️ Just weeks after its launch, #CopernicusEU Sentinel‑6B has reached orbit and delivered its first data, revealing sea‑level variations and showing the Gulf Stream current in detail. 🔗 www.esa.int/Applications... @eumetsat.int @noaa.gov @cnes.fr

20 years of science on white Mars ❄️ @esa.int doctors spend 13 months at Concordia station in Antarctica to prepare for future space exploration 🌌 Find out what it takes 👇 www.esa.int/Science_Expl...

#MediaInvitation: journalists are invited to our start-of-the-year press briefing with Director General Josef Aschbacher on Thursday 8 January 2026 from 10:00 CET at ESA HQ in Paris. Details and registration 👇 www.esa.int/Newsroom/Pre...

2025 was a landmark year for Europe in space 🚀 From celebrating 50 years of ESA to new missions and scientific breakthroughs, the year reaffirmed Europe’s leadership in science, exploration, climate action and innovation. 🎥 Watch our highlights video: youtu.be/obJbRWZ8f1Y?...

📺 Watch the Ariane 6 #VA266 Galileo launch live this week on 17 December! ☕️ But you'll have to get up early... our #ESAwebTV broadcast begins at 04:35 GMT/05:35 CET on Wednesday morning! 😉👇

📷 This NASA/ESA #Hubble Space Telescope image shows a sideways spiral galaxy called NGC 4388. 🧪🔭 🔗 esahubble.org/images/potw2... @science.esa.int @stsci.edu

📸 This was our #WeekInImages 08-12 December 2025. 🔗 www.esa.int/About_Us/Wee...

Behind the scenes of astronaut training 🇩🇪 Cologne ➡️ Houston 🇺🇸 👨‍🚀 145 kg spacesuit 🌊 Underwater drills 🧯 Emergency training 🎧 @esa.int astronaut Pablo Álvarez Fernández shares his journey in this #ESAExplores episode. 🔗 www.esa.int/ESA_Multimed... ▶️ Also available on all major podcast platforms.

#MediaInvitation: journalists are invited to join French ESA astronaut Sophie Adenot on Monday 5 January, 14:00 CET, for a press conference at ESA EAC to learn more about her first mission into space (in French/English). Details👇 www.esa.int/Newsroom/Pre... @exploration.esa.int @cnes.fr @fr.esa.int

📺 Watch the Ariane 6 #VA266 Galileo launch live next week on 17 December! ☕️ But you'll have to get up early... our #ESAwebTV broadcast begins at 04:35 GMT/05:35 CET on Wednesday morning! 😉👇

This week's #EarthFromSpace is a #CopernicusEU Sentinel-2 image of the Pariacaca Mountains in Peru, a range reaching over 5700 m above sea level. 🔗 www.esa.int/ESA_Multimedia/Images/2025/12/Earth_from_Space_Pariacaca_Mountain_Range_Peru @esaearth.esa.int

Our XMM-Newton has observed comet 3I/ATLAS in X-ray light! When gas molecules streaming from a comet collide with the solar wind they produce X-rays, seen here as the red glow of 3I/ATLAS 👉 www.esa.int/ESA_Multimed... Blue marks empty space with little X-rays. The black line is a detector gap 🔭 🧪

What really happens to a satellite during a fiery reentry into the atmosphere? ESA’s Draco will find out! 🛰️🐦‍🔥 Check out the trailer for our Space Safety mission 'built for destruction'. More on Draco 👉 www.esa.int/ESA_Multimed...

#MediaInvitation: journalists are invited to an information session after the ESA Council meeting on 18 December. The briefing starts at 13:00 GMT/14:00 CET. Details and registration 👇 esa.int/Newsroom/Press_Releases/Media_invitation_information_session_following_the_342nd_ESA_Council

🛰️ Final preparations – the next two Galileo navigation satellites to be launched are inside the Ariane 6 fairing for flight #VA266. Inside the protective ‘nose cone’ the satellites will not see sunlight until after liftoff on 17 December.

From a scorching closest approach to the Sun, to a flight past Venus for a gravity boost – 2025 has been quite a year for our #ESAJuice! Tune in to the latest episode of 'The journey of Juice' to go behind the scenes with the people working on the mission 👇 🔭 🧪

What can cut CO2 emissions 🌿and reduce flight delays✈️? More efficient flying routes, enabled by @esa.int ’s partnership with Boeing’s ecoDemonstrator on test flights using space-based digital communications. www.esa.int/Applications...

🛰️ Preparing for liftoff – the next Galileo satellites have been mounted to their Ariane 6 dispenser that will eject them from the rocket's upper stage into their initial orbit around Earth. www.esa.int/Applications...

🚯 To clean up orbits around Earth, we first need to identify and approach individual pieces of space debris. 🛰️ Two companies from Luxembourg are developing the eyes 👀 for satellites to be able to do just that 👉 www.esa.int/ESA_Multimed...

#ESAhighlights 2025 is out now. 👀 Read our free ESA Highlights magazine, summarising a complete year of space activity in impactful images and in-depth articles. 📅 👇 www.esa.int/About_Us/ESA... Full PDF 🔗 esamultimedia.esa.int/docs/corpora...

Smarter, greener, better, power ✈️🌿 ITA Airways is now implementing @esa.int -supported Iris technology from @viasat.com on four of their A320neo aeroplanes to reduce delays, cut emissions and fly safer. www.esa.int/Applications...

Webb breaks its own record by identifying the earliest supernova to date, a star that exploded when the Universe was only 730 million years old. To astronomers' surprise, this early supernova looks exactly like modern supernovae based on data gathered so far 👉 www.esa.int/Science_Expl... 🔭🧪

🔴 #LiveNow: the pre-launch media briefing for the launch of two #Galileo satellites on Ariane 6 #VA266, on #ESAWebTV until 12:00 CET. (Event in English) 📺 watch.esa.int/two @euspa.bsky.social @ec.europa.eu @cnes.fr @transport.esa.int @thalesaleniaspace.bsky.social @thalesaleniaspace.bsky.social

🆕 XMM-Newton & XRISM observed an extraordinary blast from a supermassive black hole 💥🧪🔭 They spotted a bright X-ray flare erupting from the gigantic black hole lurking within NGC 3783. 👉 www.esa.int/Science_Expl... @science.esa.int

🛰️ All Galileo launches in one graphic. Next week, two Galileo satellites will be launched on #Ariane6, the 14th launch of the programme. Europe's navigation system serves billions of users and has over 30 satellites in orbit. 🔎https://www.esa.int/ESA_Multimedia/Images/2025/12/Galileo_launch_history

Check out the first poster in our new series: "Space Safety - in action!" Mission: Vigil Objective: Advanced warning of solar storms Unique feature: Location in deep space offers 'side-on' view of solar material heading towards Earth Launch: 2031 Download the poster at: www.esa.int/Space_Safety...