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Published: March 24, 2026 10:03

Fuelled for launch! ⛽ Specialists wearing ‘SCAPE’ suits filled Smile with fuel ahead of its launch on a Vega-C rocket on 9 April. Smile will use 90% of its fuel during the first month in space to gradually elongate its orbit until it ultimately reaches…

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Published: March 24, 2026 08:52

XRISM solves the 50-year mystery of a famous star 🌟 An invisible companion consuming material from the star gamma-Cas has been revealed as the culprit for curious X-rays coming from the stellar system 👉…

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Published: March 23, 2026 14:03

Nearly a millennium ago, astronomers witnessed a supernova so bright it was visible in daylight for weeks. A quarter-century after its first observations of the expanding remnant, the Crab Nebula, Hubble goes back for a fresh look 👉…

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Published: March 23, 2026 13:00

The Smile mission will view the full Sun-Earth connection, helping us solve 3️⃣ mysteries: 🌬️ 🌍 What happens where solar wind meets Earth’s magnetic shield? 🌍 ⚠️ What causes magnetic glitches on the dark side of Earth? 🚨 🧲 How can we predict the most…

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Published: March 21, 2026 08:01

A sky full of clues Sparking infinite questions Who are we truly?   First see and wonder Then think, build, test, launch, fly, seek Eureka! New find.   Truth waits in the dark Minds map the infinite sky Wonder never ends. Happy #WorldPoetryDay!

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Published: March 20, 2026 14:05

🚨 Media invitation 🚨 The Smile mission is set to launch on 9 April at 08:29 CEST. If you're a journalist, join one of our online media briefings in English, French, German, Italian and Spanish. Register by 17:00 CET on 23 March. Details here 👉…

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Published: March 20, 2026 10:11

🚨 We have a launch date! The Smile mission is set to launch on a Vega-C rocket from Europe’s Spaceport on Thursday 9 April at 08:29 CEST. A collaboration between ESA and the Chinese Academy of Sciences, Smile will study how Earth responds to the solar…

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Published: March 20, 2026 08:02

DYK? SOHO brings you live views of the Sun 😎 See the latest images from two instruments on board SOHO 👉 https://www.esa.int/Science_Exploration/Space_Science/Live_view_of_the_Sun_from_SOHO Images from EIT give scientists weather maps of the Sun, while in…

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Published: March 19, 2026 15:04

Looking for planetary data? 😎 Our Planetary Science Archive gives you access to data collected from missions such as Venus Express, Mars Express or Rosetta. Check it out here 👉 https://psa.esa.int/psa/#/pages/home 🔭 🧪

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Published: March 18, 2026 14:00

Hubble has caught a comet crumbling while on its way out of the Solar System! ☄️ Comet K1 fragmented into at least four pieces, each with a distinct coma. Read more 👉…

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Published: March 14, 2026 13:30

40 years ago, the Giotto mission was writing history:  🛰️ ESA's first deep space mission ☄️ first cometary close flyby ⏰ and later on, first reactivation of a spacecraft The success of Giotto inspired our Rosetta mission and together laid the foundation…

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Published: March 14, 2026 08:10

🧃 Juice update! 👩‍💻 Science teams are busy analysing the 3I/ATLAS data received from five Juice science instruments ☄️ They're also looking forward to a star occultation by Jupiter’s moon Kallichore on 18 March, which could refine its known position –…

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Published: March 13, 2026 11:43

Welcome to the Large Space Simulator! 🌌 Our terrestrial planet hunter, Plato, has been placed inside this ESA chamber for a series of vital tests under space‑like conditions. Discover how it is like inside Europe's largest cryovacuum chamber here 👉…

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Published: March 10, 2026 13:54

MN Colibri delivers the Smile satellite and the Vega-C upper stage in Kourou, French Guiana. Following the docking, the containers were carefully unloaded and taken by lorry to Europe's Spaceport, which lies just a few kilometres away from the town of…

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Published: March 9, 2026 10:44

🚢 🚚 Following a two-week journey, Inspector Smile has arrived at Europe's Spaceport in French Guiana. Smile travelled with another friend onboard: the Vega-C upper stage, which will stay attached to Smile until the last moment before dropping it off in a…

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Published: March 6, 2026 14:02

🗞️The latest edition of the ESA Science Newsletter is out! 🔴 Our Archival Research Visitor Programme call is open 🔴 We're getting ready for Plato's Guest Observers Programme 🔴 Public presentations of candidates for next M-Class mission on 22 April Read…

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Published: March 5, 2026 10:04

🆕 Cast your mind back to May 2024... remember how a massive solar storm triggered northern lights across Europe? We can now reveal how this same solar storm affected Mars, thanks to clever teamwork from our two Mars orbiters. Find out more 👉…

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Published: March 4, 2026 10:01

Craters, craters, and yet more craters! Our latest snapshot from Mars Express is packed full of them. Discover this slice of ancient, battered land in more depth, including a zoomable, labelled version of this main image as well as close-up and 3D views 👉…

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Published: March 4, 2026 08:33

Zoom into a cosmic eye 👁️ This video takes you on a journey through space to one of the most visually intricate remnants of a dying star: the Cat’s Eye Nebula 🐈‍⬛ also known as NGC 6543. 🔭 🧪