esa.int - Profile | ThreadSky | a Reddit-style client for Bluesky

📸 Check out our week in images 17-21 February 2025 ➡️ www.esa.int/.../Week_in_...

submitted 1 day ago • 4 comments

🚨Final call to apply for the ESA Graduate Trainee Programme!

submitted 1 day ago • 0 comments

🤝 Partnering with @icrc.org to combine ESA's space expertise and tech with the Red Cross' humanitarian reach. By integrating satellite and ground data sources, we'll provide actionable information to aid workers in areas affected by disasters and conflicts worldwide. Read more 👉 bit.ly/4gU2tGO

submitted 1 day ago • 1 comment

☄️ 🔭 The impact probability of asteroid 2024 YR4 has dropped from 2.8% to 0.16%. Thanks to new observations, Earth is now at the edge of our shrinking ‘uncertainty window.’ If this trend continues, the risk may soon reach 0%.

submitted 1 day ago • 36 comments

We are kicking off our Bluesky account: follow us for news on @esa.int's launches, projects and developments in space transportation. Updates on the Vega and Ariane rockets 🚀, Space Rider and more.

submitted 2 days ago • 7 comments

🌍🛰️ Almost 40% of glaciers in Central Europe were lost between 2000 and 2023. A new study, using data from various satellite observations -including our CryoSat mission- reveals alarming insights about the declining rate of glaciers. Read the full study🔗 esa.int/Applications...

submitted 2 days ago • 3 comments

The probability that asteroid 2024 YR4 might impact Earth in 2032 has risen to 2.8%. This means that it has surpassed the chance of impact briefly held by the much larger asteroid Apophis back in 2004. @esaoperations.esa.int ☄️🔭

submitted 3 days ago • 13 comments

A Falcon 9 upper stage (#62878), which was launched on 1 February 2025, reentered the atmosphere over Europe at approximately 04:46 CET this morning. Video credit: Ludi, taken from Leipzig Central Railway Station, Germany, and used with permission

submitted 3 days ago • 7 comments

#Einstein Probe captured the X-ray flash from a very odd celestial couple. The pair consists of a hot star, more than 10 times larger than our Sun & a small compact white dwarf, with a mass similar to our star. Find out more 👉 www.esa.int/Science_Expl... 🔭🧪 #extragalactic #highenergyastro

submitted 4 days ago • 3 comments

ESA mission control will guide the ESA/NASA Solar Orbiter through a close encounter with Venus tonight. The gravity assist manouevre will 'tilt' the spacecraft's orbit around the Sun and grant it a unique view of our star's enigmatic polar regions. 🕵️‍♀️ ☀️ www.esa.int/Enabling_Sup...

submitted 4 days ago • 0 comments

🌕🛰️ With 400+ lunar missions launching in the next 20 years, reliable communication and navigation services will be essential. Discover how our Moonlight programme will support these missions by enabling autonomous landings and high-speed data sharing between Earth and Moon 👉 bit.ly/41hDmco

submitted 5 days ago • 3 comments

Say cheese! 📸 Proba-3’s Occulter spacecraft took a first peek at its twin spacecraft, the Coronagraph, in another exciting milestone of this eclipse-making mission. Take a look at the images here 👉 blogs.esa.int/proba-3/2025...

submitted 8 days ago • 1 comment

Spot the imposter 💥🔭 The sparkling spiral galaxy gracing this NASA/ESA Hubble Space Telescope image is UGC 5460. In this image, there is also a far closer object: a star just 577 light-years away in our own galaxy. Can you spot it? 🔗 esahubble.org/images/potw2...

submitted 5 days ago • 14 comments

📸 🔭 Check out our week in images 10-14 February 2025 ➡️ www.esa.int/About_Us/Wee...

submitted 8 days ago • 6 comments

❤️🌍 For Valentine’s Day, the Copernicus Sentinel-2 mission picks out a heart in the landscape north of Mount St Helens in USA. The heart-shaped feature surrounded by snow at the centre of the image is Spirit Lake, a popular tourist destination for many years until the volcano erupted in 1980.

submitted 8 days ago • 5 comments

Happy Valentine's Day! 💞 🔭🌍 Tired of the same old cards? We've got you covered ⬇️

submitted 8 days ago • 7 comments

New contract with @thalesaleniaspace.bsky.social kicks off HydRON's next phase: an optical network linking LEO & GEO satellites with ground stations via laser communications. The system will process data at higher rates while reducing cost per bit. Launch set for 2028 🚀 www.esa.int/Applications...

submitted 8 days ago • 1 comment

🔴 LIVE NOW: Making space exploration accessible enters a new phase. 📺 Watch the 'Fly!' feasibility study press briefing: www.esa.int/ESA_Multimed... 👨‍🚀 @esa.int astronaut reserve member John McFall will discuss the way ahead with Daniel Neuenschwander, director of @esaexploration.esa.int.

submitted 8 days ago • 1 comment

Continuing our #ICYMI series on @bsky.app, we bring you the largest photomosaic ever assembled from NASA/ESA Hubble Space Telescope observations. It is a panoramic view of our neighbouring #Andromeda galaxy, located 2.5 million light-years away. Access full res 👉 www.esa.int/Science_Expl... 🔭🧪

submitted 9 days ago • 2 comments

A lab with a view 🧪🌍 📅 Columbus – 17 years on, this European science module continues to be an integral part of the International Space Station. 🔗 www.esa.int/ESA_Multimed...

submitted 11 days ago • 3 comments

A sneak peek of our's Biomass satellite in the cleanroom at Airbus in Toulouse! 🌍 The satellite will soon leave for Europe's spaceport🚀 Biomass is the first satellite to measure the implications of deforestation and forest degradation on our climate. esa.int/Applications...

submitted 11 days ago • 2 comments

Happy International Day of Women and Girls in Science! 👩‍🔬 Join us in celebrating the brilliant talents who are shaping the future of science and technology, and dive deeper into the story of one of our young professionals making her way in space. ➡️ www.esa.int/About_Us/Div...

submitted 11 days ago • 4 comments

🔭 The Universe is a dusty place. This NASA/ESA Hubble Space Telescope picture shows swirling clouds of gas and dust near the Tarantula Nebula, the most productive star-forming region in the nearby Universe, home to the most massive stars known.

submitted 12 days ago • 11 comments

Astronomers will turn the James Webb Space Telescope towards asteroid 2024 YR4 next month. The most powerful telescope ever launched into space will provide a more accurate estimate of the size of the asteroid, which has a very small chance of impacting Earth in 2032. blogs.esa.int/rocketscienc...

submitted 12 days ago • 7 comments

Our dark Universe detective 🕵️ Euclid has discovered a stunning Einstein ring! 💍 It surrounds galaxy NGC 6505, which is acting as a gravitational lens, bending light from a distant galaxy behind it. Why is this rare phenomenon so useful for scientists? 👉 www.esa.int/Science_Expl... 🔭🧪 #cosmology

submitted 12 days ago • 12 comments

☄️ We aren’t just waiting for an asteroid to strike. We are taking active measures to help Earth defend itself against a potential impact. Which is why we are endorsing the the United Nations' designation of 2029 as the International Year of Asteroid Awareness and Planetary Defence.

submitted 15 days ago • 17 comments

For astronaut radiation protection, just add water! 💧 High-energy particles dart through space in all directions. Ghent University team are stopping them using hydrogel as radiation shield – this material, found in nappies or contact lenses, can soak up a lot of water 👉 www.esa.int/Enabling_Sup...

submitted 16 days ago • 3 comments

😶‍🌫️ Lurking on the outskirts: Our XMM-Newton discovered two lonely supernova remnants in our galactic neighbour, whose echoes can teach us about our home galaxy’s history ✨💥 Read more 👉 www.esa.int/ESA_Multimed... 🔭🧪

submitted 16 days ago • 0 comments

Time for: Where on Earth? 🌍 Do you know where this location is?

submitted 16 days ago • 25 comments

Do you think you could lie in bed for 60 days? 😴 A group of volunteers spent two months lying in bed — with their feet up and one shoulder always touching the mattress — even while eating, showering, and using the toilet. But why? Find out here ➡️ www.youtube.com/watch?v=zBiU...

submitted 17 days ago • 5 comments

In Warsaw today to discuss the growing Polish and European space leadership. The best space ambassadors are astronauts, and I look forward to the #Ax4 launch featuring the first Polish technological and scientific mission to the ISS, with ESA Project Astronaut – Slawosz Uznański-Wiśniewski.

submitted 17 days ago • 1 comment

📢 Sławosz Uznański-Wiśniewski & #Ax4 crew visit Poland 🇵🇱! 🔴 Watch it LIVE: www.youtube.com/live/4iUrc5m... Sławosz, US commander Peggy Whitson and mission specialist Tibor Kapu from Hungary meet with Polish Prime Minister Donald Tusk, @josefaschbacher.esa.int, space sector & students in Warsaw.

submitted 17 days ago • 1 comment

Good morning, Bluesky! Welcome to the European Space Agency's mission control centre! If you’re not familiar with what we do here, let’s get you up to speed with a look back at an action-packed 2024…

submitted 17 days ago • 6 comments

Big news! We’ve just launched some new accounts 🎉 Give them a follow: 🔭 @esascience.esa.int 🧑‍🚀 @esaexploration.esa.int 🚀 @esatransport.esa.int 🌍 @esaearth.esa.int 📡 @esaoperations.esa.int ⚙️ @esatechnology.esa.int 🛰️ @esaconnectivity.esa.int Stay tuned for exciting things ahead! 💙✨

submitted 18 days ago • 49 comments

🔭 Our Gaia telescope has revealed two mysterious objects: a huge exoplanet & a brown dwarf, both orbiting low-mass stars, a scenario thought to be extremely rare. This is the first time a planet has been discovered by Gaia’s ability to sense wobbling stars 👉 esa.int/Science_Expl...

submitted 18 days ago • 19 comments

A supernova and its host galaxy 💫🔭 Today's NASA/ESA #HubbleSpaceTelescope image is of LEDA 132905 and a supernova named SN 2022abvt which was discovered in late 2022. 🔗 esahubble.org/images/potw2...

submitted 19 days ago • 7 comments

📸 Check out our #WeekInImages 27-31 January 2025 👇 www.esa.int/About_Us/Wee...

submitted 19 days ago • 2 comments

🚀 The 2025 ESA Graduate Trainee programme is being launched soon! It’s time to polish up your CV, craft a standout cover letter and get ready to reach for the stars! #ESArecruits

submitted 22 days ago • 1 comment

📷 This week's #EarthFromSpace is a #Copernicus Sentinel-2 image of the São Francisco river in Brazil 💧🇧🇷 The false-colour image also shows the Sobradinho Reservoir, one of the largest artificial lakes in the world. www.esa.int/ESA_Multimed...

submitted 22 days ago • 1 comment

🚴‍♂️💫 Cycling into the future of spaceflight! As part of ESA’s #Fly! initiative, a member of @esa.int's Astronaut Reserve John McFall put his prosthesis to the test — cycling in a -6° head-down position to study how fluid shifts in microgravity might affect the fit. www.esa.int/Science_Expl...

submitted 22 days ago • 1 comment

🤝 We're excited to announce our partnership with @ec.europa.eu to develop #EuroQCI – a quantum-secure communications network protecting Europe's digital future.

submitted 23 days ago • 1 comment