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Posts by European Space Agency

A wide view of the Martian surface seen from above. The landscape is split into two contrasting halves: the left side is lighter, sandy beige with faint ridges and cracks, while the right side is darker, reddish-brown and more heavily cratered. The boundary between the two regions is uneven and gradual, creating a striking colour contrast across the scene.

A wide view of the Martian surface seen from above. The landscape is split into two contrasting halves: the left side is lighter, sandy beige with faint ridges and cracks, while the right side is darker, reddish-brown and more heavily cratered. The boundary between the two regions is uneven and gradual, creating a striking colour contrast across the scene.

Mars Express has captured a blanket of dark ash creeping across the Red Planet.

It has spread hundreds of kilometres in less than 50 years.

๐Ÿ”ญ ๐Ÿงช
#planetsci
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1 day ago 230 68 3 20
ESA, DLR, CSA and Kepler Communications representatives at HydRON's signature

ESA, DLR, CSA and Kepler Communications representatives at HydRON's signature

Mina Mitry, CEO of Kepler Communications (left) shaking hands with Laurent Jaffart, ESA Director of Resilience, Navigation and Connectivity (right)

Mina Mitry, CEO of Kepler Communications (left) shaking hands with Laurent Jaffart, ESA Director of Resilience, Navigation and Connectivity (right)

HydRON, Europe's laser network in space, is moving aheadโ€ฏโšกโžก๏ธ

Kepler Communications was awarded the contract to lead HydRONโ€™s evolution.

They will ensure the optical communications system works across different technologies and companies, like one phone running many apps. ๐Ÿ“ฑ

1 day ago 41 6 2 1

This is NASA's #Artemis II crew, spotted from Earth while returning from their epic journey ๐Ÿš€ ๐ŸŒ•

2 days ago 169 27 0 3

โญ๏ธ Next up, teams are preparing for the mission's upcoming Earth gravity assist manoeuvre later this year in September.

2 days ago 64 0 0 0
April 14, 2023: Launch of the Juice mission on an Ariane 5 launcher.

April 14, 2023: Launch of the Juice mission on an Ariane 5 launcher.

Juice images Earth during lunar-Earth flyby

Juice images Earth during lunar-Earth flyby

First radargram from Juiceโ€™s RIME instrument

First radargram from Juiceโ€™s RIME instrument

Juice's full path, 3 years into its journey.

Juice's full path, 3 years into its journey.

Three years since Juice launched on its journey to Jupiter. ๐Ÿงช๐Ÿ”ญ

Arriving in 2031, it will explore the giant planet and its icy ocean moons, seeking to study them as both planetary objects and possible habitats.

More info ๐Ÿ‘‡ www.esa.int/Science_Expl...

2 days ago 273 43 3 9
Artemis II: Around the Moon in 10 days
Artemis II: Around the Moon in 10 days YouTube video by European Space Agency, ESA

Artemis II just took humankind farther than ever before. ๐Ÿš€

Our European Service Module sent Orion around the Moon and safely back home, providing power, propulsion and life support for the crew.

Relive the mission with our highlights video. ๐Ÿ‘‡

@exploration.esa.int

3 days ago 329 68 5 11

Congratulations @exploration.esa.int!
๐ŸŒ’๐Ÿš€ Europe is proud to have enabled #Artemisโ€ฏII with the European Service Module - delivering propulsion, power and life support for Orion and its crew.

Built by European industry and monitored 24/7 by ESA teams, the ESM is a strong example of ESA technologies.

3 days ago 160 26 2 2
Preview
First Proba-3 science: surprisingly speedy solar wind Since July 2025, the European Space Agencyโ€™s pair of Proba-3 satellites has already created 57 artificial solar eclipses. So far, the mission has collected more than 250&...

The first Proba-3 science results are in!

โ˜€๏ธ๐Ÿƒโ€โ™€๏ธโ€โžก๏ธ๐Ÿƒโ€โ™€๏ธโ€โžก๏ธ๐Ÿƒโ€โ™€๏ธโ€โžก๏ธ Close to the Sun, it spotted solar wind moving 3โ€“4 times faster than expected

Curious? ๐Ÿ‘‰ www.esa.int/Science_Expl...

@orb-ksb.bsky.social @technology.esa.int

3 days ago 131 33 3 3
Artist's impression of Venus Express orbit insertion. Venus fills the background and we cannot see the entire planet. The spacecraft is seen burning its engines.

Artist's impression of Venus Express orbit insertion. Venus fills the background and we cannot see the entire planet. The spacecraft is seen burning its engines.

20 years ago, on 11 April 2006, Venus Express was making history by entering orbit around Venus.

Europeโ€™s first mission to Venus answered many questions, especially concerning the planetโ€™s atmosphere.

Still, many mysteries remained. 1/2 ๐Ÿ”ญ ๐Ÿงช

5 days ago 244 40 1 3
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"Day 057, orbit 0896 โ€“ Sunday morning science with Sophie, episode 3: Weighing yourself in weightlessness, part 2 โš–๏ธ.
The device used in this video to measure mass is called the Mass Measurement Device (MMD) or ะ˜ะทะผะตั€ะธั‚ะตะปัŒ ะœะฐัั (ะ˜ะœ) in Russian!", explains @esa.int astronaut Sophie Adenot ๐Ÿ‘‡

4 days ago 186 37 3 4
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Forward to the Moon ๐Ÿ‘‰๐ŸŒ•
Our lunar team lead Sara Pastor tells you about what's next for Moon exploration ๐Ÿš€
blogs.esa.int/orion/2026/0...

4 days ago 112 17 1 2

The European Service Module ;-)

5 days ago 2 0 0 0
NASA's Orion spacecraft and its crew splashed down safely in a deep blue Pacific Ocean, marking the successful end of the Artemis II mission.

NASA's Orion spacecraft and its crew splashed down safely in a deep blue Pacific Ocean, marking the successful end of the Artemis II mission.

๐ŸŽ‰#Artemis II update: Integrity is back on Earth! At 01:07 BST/02:07 CEST, Orion and its crew splashed down in the Pacific Ocean.
๐Ÿš€Our European Service Module propelled Orion over 1 million km through deep space, before burning up in Earth's atmosphere, its job complete ๐Ÿ”ฅ

www.esa.int/Science_Expl...

5 days ago 695 114 11 20
View of spacecraft with three red and white main parachutes deployed, view of sunlit ocean behind.

View of spacecraft with three red and white main parachutes deployed, view of sunlit ocean behind.

View of spacecraft with three red and white main parachutes deployed, view of dark blue ocean behind.

View of spacecraft with three red and white main parachutes deployed, view of dark blue ocean behind.

โœ… #Artemis II splashdown at 01:07 BST/02:07 CEST!

6 days ago 602 141 5 19

๐Ÿ‘

6 days ago 31 0 1 0
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๐Ÿ›ฐ๏ธ Our European Service Module has successfully separated from Orion's crew module!
๐Ÿš€ After propelling the spacecraft over 1 million km in deep space, it will now burn up in Earth's atmosphere, as the astronauts continue their journey home ๐ŸŒ

6 days ago 709 166 16 15
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๐Ÿซก

6 days ago 17 1 1 0
Post image View of half-illuminated Earth, blue surface and white clouds, from one of European Service Module's solar array cams, the service module is on the left in partial shadow.

View of half-illuminated Earth, blue surface and white clouds, from one of European Service Module's solar array cams, the service module is on the left in partial shadow.

โœ… #Artemis II update: Day 10, Orion travelling at 15 884 km/h, 31 182 km from Earth and 359 527 km from the Moon. View now from one of European Service Module's solar array cams (pic: NASA). Safe travels, Integrity! Track at www.nasa.gov/missions/art...

@exploration.esa.int

6 days ago 217 44 1 2
ESA and Airbus on console in the Orion Mission Evaluation Room

ESA and Airbus on console in the Orion Mission Evaluation Room

The ESM spacecraft console in the Orion Mission Evaluation Room

The ESM spacecraft console in the Orion Mission Evaluation Room

The ESM propulsion console in Orion's Mission Evaluation Room

The ESM propulsion console in Orion's Mission Evaluation Room

ESA at the ESM spacecraft console in Orion's Mission Evaluation Room

ESA at the ESM spacecraft console in Orion's Mission Evaluation Room

Behind the scenes at NASA's Johnson Space Center ๐Ÿ‘€
๐Ÿ“ˆ @esa.int and Airbus engineers in the Orion Mission Evaluation Room are monitoring data from the European Service Module ahead of its separation from the crew module ๐Ÿ”€.
๐Ÿ“ธ: ESA-M. Cowan

6 days ago 108 15 0 1

๐Ÿฅฐ๐Ÿซก

6 days ago 284 37 2 0

โœ… #ArtemisII update: European Service Module's last trajectory correction burn ๐Ÿ‘

6 days ago 181 32 1 0
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๐ŸŒ™ Managing the Artemis orchestra
Our @esa.int European Service Module managers take you behind the scenes of a lunar programme ๐Ÿš€
blogs.esa.int/orion/2026/0...

6 days ago 53 6 0 0
Earth getting bigger, seen from cameras on the European Service Module on 10 April,  as the Artemis II mission approaches its conclusion. Orion seen on left with a solar array wing across top of the image.

Earth getting bigger, seen from cameras on the European Service Module on 10 April, as the Artemis II mission approaches its conclusion. Orion seen on left with a solar array wing across top of the image.

๐Ÿ’ป #WatchLive: the final stages of the #Artemis II mission from 23:30 BST/00:30 CEST on youtube.com/watch?v=nfhD...

Expected times in CEST:
๐Ÿš€01:33 Separation of European Service Module
๐ŸŒ 01:53 Crew Module reentry begins
๐Ÿช‚02:03 Parachute deployment
๐Ÿ’ฆ02:07 Splashdown

@exploration.esa.int

6 days ago 222 60 1 10

yup You're right... stand by

6 days ago 3 0 0 0
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๐Ÿ›ฐ๏ธ A European first! ESAโ€™s Celeste broadcasts first navigation signal from low Earth orbit.

Sent from Celeste IOD-1, the signal is the first dual-frequency navigation message in the L- and S-band, the first sent from a European satellite in low-Earth orbit.

www.esa.int/Applications...

6 days ago 85 13 2 6
Post image Members of the International Space Station Expedition 74 (left) including ESA's Sophie Adenot (on right of first screen) and Artemis II crew (right) are seen on screens inside the Space Station flight control room in Mission Control at NASA's Johnson Space Center in Houston. The two crews were connected in a 15-minute video call on 7 April 2026, while the Artemis II crew was on its way back from the Moon.

Members of the International Space Station Expedition 74 (left) including ESA's Sophie Adenot (on right of first screen) and Artemis II crew (right) are seen on screens inside the Space Station flight control room in Mission Control at NASA's Johnson Space Center in Houston. The two crews were connected in a 15-minute video call on 7 April 2026, while the Artemis II crew was on its way back from the Moon.

โœ… #Artemis II update: Day 9, Orion travelling at 4944 km/h, 212 895 km from Earth and 227 844 km from the Moon. Image shows yesterday's ship-to-ship call with members of Space Station Expedition 74 (pic: NASA). Track at nasa.gov/missions/art...

@exploration.esa.int @fr.esa.int

1 week ago 209 37 1 4
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"Four crew members. One spacecraft. One global team." ๐ŸŒ

From Mission Controlโ€™s Mission Evaluation Room, international experts such as @esa.int's Luca Fossati support the European Service Module - supplying Orion with propulsion, power, air and water for Artemis II

(๐Ÿ“ฝ๏ธNASA) @exploration.esa.int

1 week ago 226 37 0 2
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Day 054, orbit 0839 โ€“ In microgravity, things arenโ€™t pulled downward like on Earthโ€ฆ Hair that naturally detaches doesnโ€™t fall. ๐Ÿง It stays with the rest of your hair (...) I brush my hair twice a day & I have never in my life collected so much hair on a brushโ€, explains ESA astronaut Sophie Adenot.

1 week ago 194 25 5 5
Official ESA Shop ESA is an international organisation with 23 Member States. By coordinating the financial and intellectual resources of its members, it can undertake programmes and activities far beyond the scope of any single European country.

Yes, we realise this. Sadly, there are some outlets just using logos with no connection with NASA, so it's not official NASA merch. Here's the link to our ESA shop if you're interested in some more ESA-branded items (official). shop.esa.int

1 week ago 5 2 1 0
Part of the Orion spacecraft pictured from one of the cameras mounted on its solar array wings. The European Service Module is prominently featured in this image showing a portion of the orbital manoeuvring system engine and three of eight auxiliary thrusters. Also pictured is one of the four solar array wings, and part of the Adapter Module at the top left.

Part of the Orion spacecraft pictured from one of the cameras mounted on its solar array wings. The European Service Module is prominently featured in this image showing a portion of the orbital manoeuvring system engine and three of eight auxiliary thrusters. Also pictured is one of the four solar array wings, and part of the Adapter Module at the top left.

Graphic showing Artemis II spacecraft position and trajectory

Graphic showing Artemis II spacecraft position and trajectory

โœ… #Artemis II update: Day 8, Orion picking up speed at 3250 km/h, 295 118 km from Earth and 152 470 km from the Moon. Image of the European Service Module, 7 April 2026 (pic: NASA). Track at nasa.gov/missions/art...

@exploration.esa.int

1 week ago 216 26 1 5