ESA Science

Our ESA/Hubble Picture of the Week is a portrait of a massive, spacetime-warping cluster of galaxies. 1/4

Our ESA/Hubble Picture of the Week features a swirling spiral in Hydra 🌊🐍 1/4

Who's behind the research using Euclid data? Meet some of the scientists who work with data collected by our #DarkUniverse 🕵️ detective, ICYMI 👉 cosmos.esa.int/web/euclid/q1-…

Our Smile mission has made it through a tough set of tests: ✅Spikes ✅Scales ✅Shaker ✅Solar array stretch ✅Space Simulator All covered in the latest episode of 'Let's Smile', giving you a peek behind the scenes at ESA's technical heart, ESTEC. Full video and photos 👉…

🚨 The Ariel Data Challenge 2025 has launched! 🚀🚀 👀 Check out our link in bio to: - Join the challenge via the ADC website - Learn more about the challenge and read the press release on the Ariel Consortium website - Follow all Ariel socials for challenge updates!

Our ESA/Hubble Picture of the Week digs up a galactic time capsule! 🕰️  NGC 1786 is a globular cluster in the Large Magellanic Cloud, a satellite galaxy of the Milky Way. 1/3

🔎 Welcome to the 8th Episode of #ESAEuclid's Case Files! In this episode, we are joined by researcher Antonio La Marca, who shares his insights into the science results based on the data collected by our #DarkUniverse 🕵️ detective. Today we will dive deeper into galaxy mergers…

🆕 For its anniversary, Webb has scratched beyond the surface of the Cat’s Paw! 🐈 Read more: esawebb.org/news/weic2513/ or 🧵👇

🆕For the first time, astronomers using our Cheops mission have caught a planet triggering flares of radiation from the star it orbits 🪐💥 These tremendous explosions are blasting away the planet’s wispy atmosphere, causing it to shrink every year. Find out more 👉…

Today marks 2 years since the launch of #ESAEuclid 🎉 Join us in celebrating by rewatching the birthday video from last year, while we recap some of the milestones from this past year: 🔴 The Euclid Q1 data release (cosmos.esa.int/web/euclid/euc…) 🔴 The ESLAB Euclid Symposium 2025…

🆕 A starburst shines in infrared in our ESA/Webb Picture of the Month!  Meet Messier 82 (M82), also known as the Cigar Galaxy. Read more: esawebb.org/images/potm250… or 🧵👇

Eyes meet brain for our next exoplanet mission, as Plato's payload module is attached to its service module 👀🤝🧠 We've condensed the hours-long, millimetre-precision procedure into just 1.5 minutes in the timelapse below. More info 👉 esa.int/ESA_Multimedia…

Our ESA/Hubble Picture of the Week features the young stars of Taurus 🐂⭐ 1/4

✨👩‍🏫 Calling all teachers! Ready to take your students on a journey beyond the stars? 🌍🚀 🪐 Exoplanets — planets orbiting stars beyond our Sun — have fascinated scientists since their first discovery in the 1990s and even earlier. @esa is leading the way in exploring these…

🆕 Webb has captured evidence of a lightweight planet orbiting the star TWA 7! Read more: esawebb.org/news/weic2512/ or 🧵👇

🔎 Welcome back to #ESAEuclid's Case Files episode 7! In this week's interview, Giorgia Girardi presents her insights, interests, and expectations for the science results based on the data collected by our #DarkUniverse 🕵️ detective. Giorgia's work focuses on the study of…

Our ESA/Hubble Picture of the Week features a spiral with a surprising centre! 1/4

Yesterday we celebrated #50YearsofESA @ESA's journey began not far from its current-day Headquarters in Paris fifty years ago when representatives of ten European States put pen to paper and signed the ESA Convention. Not just any document, but a legal masterpiece that would…

For decades, astronomers have been searching for the missing 30–40% of 'normal' visible matter that models tell us should exist in the Universe. But it's not in stars, galaxies, planets or pet cats. Finally, they've found it 👉 esa.int/Science_Explor…

🔴 LIVE NOW: ESA - European Commission Press Conference at Le Bourget Paris Air Show 2025