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    Week in images: 20-24 October 2025

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    First image of nitrogen dioxide from Sentinel-4
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    Space Safety

    Sounding the alarm: ESA introduces space environment ‘health index’

    22/10/2025 5793 views 65 likes
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    Space debris surrounding Earth
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    Sentinel-4 offers first glimpses of air pollutants

    21/10/2025 9153 views 86 likes
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    First image of nitrogen dioxide from Sentinel-4

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ESA's Strategy 2040

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ESA Open Days 2025

ESA Open Days 2025

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Representatives from ESA, ArianeGroup and DLR signing the Vinci agreement
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Vinci test motor for Ariane 6 to be assembled at DLR test c…

24/10/2025 522 views 15 likes
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Science & Exploration

Focusing on NGC 3370

24/10/2025 1022 views 44 likes
Focusing on NGC 3370
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Earth from space: Likouala-aux-Herbes river, Congo

24/10/2025 555 views 22 likes
This Copernicus Sentinel-2 image captures the meandering course of the Likouala-aux-Herbes river in the Republic of the Congo.
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FutureEO: pioneering Earth observation for a better world
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FutureEO at ESA’s Ministerial Council 2025

23/10/2025 1119 views 24 likes
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ESA Director General Josef Aschbacher and Nicodemos Damianou, Deputy Minister of Research, Innovation and Digital Policy of the Republic of Cyprus sign the agreement in Paris.
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Cyprus joins European Space Agency as an Associate Member

23/10/2025 1237 views 24 likes
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Condensation alien
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Condensation defying gravity

23/10/2025 3279 views 40 likes
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The changing face of the Chilean glaciers in the Laguna San Rafael National Park is featured in these satellite images from 1987 and 2024.

Week in images: 13-17 October 2025

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Ariane 6 first flight highlights

10/07/2024 20886 views 320 likes
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This is ESA is an illustrated guide to what ESA is and what we do. Now available in all Member State languages.

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Euclid’s view of the Horsehead Nebula

07/11/2023 89845 views 1037 likes
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Euclid’s view of the Horsehead Nebula

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ExoMars Trace Gas Orbiter observes comet 3I/ATLAS – GIF
Science & Exploration

ESA’s ExoMars and Mars Express observe comet 3I/ATLAS

07/10/2025 409784 views 613 likes
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ESA observes interstellar comet 3I/ATLAS
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Comet 3I/ATLAS – frequently asked questions

157731 views 398 likes
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ESA observations of interstellar comet 3I/ATLAS

74907 views 1378 likes
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First image of nitrogen dioxide from Sentinel-4
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Week in images: 20-24 October 2025

24/10/2025 1818 views 34 likes
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Training in the LUNA facilities
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Second Space Resources Challenge: from concept to reality a…

24/10/2025 562 views 15 likes
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ESA Student Internships 2026
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Coming Soon: ESA Student Internships 2026

21/10/2025 16110 views 61 likes
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ESA Open Day 2025: an unforgettable journey through space s…

15/10/2025 1550 views 30 likes
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Space Safety

Ramses: ESA’s mission to rendezvous with asteroid Apophis

13/10/2025 3560 views 75 likes
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Hera’s first year in space

07/10/2025 2928 views 84 likes
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Tracking satellites at the speed of light

03/10/2025 2376 views 65 likes
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Fly over Xanthe Terra with Mars Express

02/10/2025 4904 views 140 likes
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Featured images

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Science & Exploration

Focusing on NGC 3370

24/10/2025 1022 views 44 likes
Focusing on NGC 3370
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Applications

Earth from space: Likouala-aux-Herbes river, Congo

24/10/2025 555 views 22 likes
This Copernicus Sentinel-2 image captures the meandering course of the Likouala-aux-Herbes river in the Republic of the Congo.
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Applications

Earth from Space: Chilean glaciers

17/10/2025 12000 views 99 likes
The changing face of the Chilean glaciers in the Laguna San Rafael National Park is featured in these satellite images from 1987 and 2024.
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Applications

Earth from Space: Cyclone Errol

10/10/2025 3260 views 74 likes
This wide view of Copernicus Sentinel-3 shows Cyclone Errol heading towards the coast of Western Australia.
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Earth from Space: Kilauea lava lake, Hawaii

03/10/2025 19392 views 92 likes
This Copernicus Sentinel-2 image captures an active lava lake on the Kilauea volcano on Hawaii’s Big Island.
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