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ESA Technology
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Follow the latest news, developments and new technologies from the European Space Agency's R&D Directorate
📢 🎧 New podcast alert! @esa.int’s Discovery and Preparation programme supports research that pushes boundaries of what’s possible – and now the team are sharing the innovation stories through a new podcast series. Listen to the first episode here 👉 open.spotify.com/episode/72VH...
Ask Earth
open.spotify.com
November 25, 2025 at 9:09 AM
Reposted by ESA Technology
☀️ Lessons from the November 2025 solar storm

Last week, Earth was hit by a large solar storm. The event provided an opportunity for multiple ESA missions, whether orbiting Earth or far into deep space, to collect radiation data, which is now being analysed.

www.esa.int/Space_Safety...
November 21, 2025 at 3:23 PM
Reposted by ESA Technology
⭐️This is Goal 4: Boost European competitiveness and growth.

Decisions made during #CM25 will advance our Strategy 2040, which focuses on five goals to show how important space is for European citizens.

www.youtube.com/watch?v=Oc9r...
Goal 4: Boost Growth and Competitiveness
YouTube video by ESA Extras
www.youtube.com
November 24, 2025 at 12:39 PM
Reposted by ESA Technology
⭐️This is Goal 3: Strengthen European autonomy and resilience

Decisions made during #CM25 will advance our Strategy 2040, which focuses on five goals to show how important space is for European citizens.

www.youtube.com/watch?v=nVGe...
Goal 3: Strengthen European Autonomy and Resilience
YouTube video by ESA Extras
www.youtube.com
November 21, 2025 at 2:22 PM
Reposted by ESA Technology
Let’s show the world what a united Europe can achieve. Discover what's at stake at ESA's Council at Ministerial Level 2025, taking place next week in Bremen 👇
www.esa.int/About_Us/Min...
November 18, 2025 at 5:24 PM
Reposted by ESA Technology
Today is #LGBTQinSTEMDay 🌈

ESA proudly joins the STEM community in celebrating the unique contributions of LGBTQ+ individuals.

The Pride Flag will fly across ESA sites as a reminder of how far we’ve come, and how much more there is to do.

#SpaceForAll
November 18, 2025 at 12:45 PM
🔧 Testing space metal 🤘

In February, @esa.int’s engineers received a very special package 📦 Inside was the first metal part 3D-printed in space, coming all the way from the ISS 🛰️ Since the unboxing, the space metal has been through A LOT 👉 www.esa.int/Enabling_Sup...
November 13, 2025 at 1:09 PM
🏠🌕 To live on the Moon or Mars, we would need technologies that can use local resources to create materials essential for our survival. The University of Bremen explored if the unique conditions of space itself could help us with this 👉 www.esa.int/Enabling_Sup...
Made in microgravity – catalysts for life in space
To sustain a human presence on the Moon or Mars, we need to develop technologies that can use local resources like water to produce oxygen and hydrogen that can be used as fuels and for life support. ...
www.esa.int
November 11, 2025 at 1:38 PM
🛰️ Our current radio frequency ‘highways’ that carry information to and from satellites are getting congested.
📡 @thalesaleniaspace.bsky.social develops key building blocks for next-generation antennas operating at a very special frequency that can offer more bandwidth 👉 www.esa.int/ESA_Multimed...
November 11, 2025 at 8:59 AM
Booooo!! 👻 It’s #SpookySeason!

Can you guess what's making this candle's flame flicker? 🕯️

Is it...

a) ghost
b) microgravity

We know it’s tricky, so we’re treating you to the answer 🎃 www.esa.int/ESA_Multimed...

Happy #Halloween! 🦇
October 31, 2025 at 9:08 AM
What if Old McDonald had a farm… on the Moon? 🚜 🌕

In a recent activity supported by @esa.int, a Norwegian research team looked into how we could create fertiliser using nutrients from lunar soil to grow plants on the Moon 👉 www.esa.int/Enabling_Sup...
October 30, 2025 at 3:16 PM
🛰️ @esa.int’s first stand-alone deep-space CubeSat #Henon takes shape!

⚡A tailor-made propulsion system will take this small but mighty satellite into an orbit around the Sun, where the CubeSat will detect solar storms, improving our current warning time ☀️ www.esa.int/Enabling_Sup...
October 29, 2025 at 10:10 AM
Reposted by ESA Technology
#MediaInvitation: journalists are invited to an information session after the ESA Council meeting this week. The briefing starts at 15:00 BST/16:00 CEST, 23 October. Details and registration 👇
www.esa.int/Newsroom/Pre...
@josefaschbacher.esa.int @krpoun.bsky.social
October 20, 2025 at 9:34 AM
#OnThisDay 30 years ago - 20 October 1995 - ESA astronaut Thomas Reiter performed the first ESA spacewalk, during his Euromir mission to the Mir space station 🧑‍🚀🚶

Check out our ESA Delivers brochure for ESA's 50 milestone achievements during our first half century 👉 www.esa.int/About_Us/ESA...
October 20, 2025 at 11:06 AM
🌏@esa.int’s upcoming FORUM mission will address a major gap in climate monitoring by measuring Earth’s outgoing radiation 📏

🔧⚙️ To make its ambitious goal possible, scientists from the National Metrology Institute of Germany PTB have calibrated a very important device 👉 www.esa.int/Enabling_Sup...
October 9, 2025 at 9:25 AM
Reposted by ESA Technology
Happy launch anniversary to ESA's Hera mission! 🎂🥳

One year ago ESA's first planetary defence mission was stranded on Earth, its launcher grounded, as a hurricane closed in on its launch site. What a difference a year makes! www.esa.int/ESA_Multimed...
Hera’s first year in space
www.esa.int
October 7, 2025 at 1:48 PM
🛰️🖥️ Training new operators for the Large Space Simulator, Europe’s largest vacuum chamber, used to be tricky… but not anymore! The simulator recently got a digital twin - a very realistic virtual model - which will serve as a training tool and much more 👉 www.esa.int/Enabling_Sup...
October 7, 2025 at 9:11 AM
🔴Moving around on Mars is tricky - its surface can be too rocky for a rover in one place, and too smooth for the navigation of a drone in another😬 During his internship with @esa.int, a robotics student investigated what would happen if a rover and a drone teamed up 🤖 🫱🏽‍🫲🏻 🚁 www.esa.int/Enabling_Sup...
September 24, 2025 at 8:17 AM
📍🌕 Landing a spacecraft on the Moon with pinpoint precision while relying on ground-based tracking systems is complex and costly. A recent PhD project, co-funded by @esa.int, @dlr-en.bsky.social and OHB explored how we could teach spacecraft to find their own way 🧭🛰️ 👉 www.esa.int/Enabling_Sup...
September 23, 2025 at 11:21 AM
💪🏼🦴 Muscle weakening and bone density loss – side effects of microgravity bear many similarities to ageing 🚀👵🏽 A student from TU Delft and VU Amsterdam compared effects of ageing with those of altered gravity from a cellular perspective during her internship at @esa.int 👉 www.esa.int/Enabling_Sup...
A cell’s-eye view of altered gravity and ageing
Muscle weakening, bone density loss and an impaired immune system: the systemic health impacts of spaceflight bear many similarities to ageing. Sharon van Rijthoven, a student from Delft University of...
www.esa.int
September 16, 2025 at 9:15 AM
Welcome to ESTEC, Plato 👋 Good luck with all your tests! 🤞
Welcome, Plato! 🤗

On 1 September, the spacecraft arrived in the Netherlands by boat from Germany via the Rhine River.

In the coming weeks, engineers will add the sunshield & solar arrays and carry out tests to confirm Plato is ready for launch 🚀
www.esa.int/Science_Expl...

🔭 #Exoplanets
September 11, 2025 at 1:30 PM
🚨 Breaking news! 🚨

The first 7000 tickets for the ESA ESTEC Open Day were gone in just 5 hours! 🎟️✨

⏰ The next batch will open today at 14:00 - so set your timers!

👉 www.esa.int/About_Us/ESA...
🚨 Belangrijk nieuws! 🚨

De eerste 7.000 tickets voor de ESTEC Open Dag zijn al binnen 5 uur uitverkocht! 🎟️✨

⏰ De volgende batch gaat vandaag om 14:00 uur weer open, dus zet je wekkers!

👉 t.co/jvMSUhGzfb
September 9, 2025 at 9:49 AM
🚀 Registration is now OPEN for ESTEC Open Day – General Public Day!

📅 Sunday, 12 October
📍 ESA ESTEC, Noordwijk, the Netherlands

🔓 Register now ➡️ www.esa.int/About_Us/ESA...
🎟️ Entry is free, but spots fill up fast - claim yours now!

Let’s explore space together! 🌍🧑‍🚀

#ESAOpenDay #50YearsOfESA
🚀 De inschrijving voor de ESTEC Open Dag – Dag voor het grote publiek is nu geopend!

🗓️ Zondag 12 oktober
📍 ESA ESTEC, Noordwijk

🔓 Schrijf je nu in ➡️ www.esa.int/About_Us/ESA...
September 8, 2025 at 10:27 AM
🌈 What an unforgettable day at Leiden Canal Pride Parade 2025! 🌈

A huge thank you to everyone who came out to cheer, dance, and celebrate with us on the canals of Leiden. The energy, love, and joy were absolutely contagious! 🫶

Space for all ❤️ #canalprideleiden #prideleiden #pride
🌈Wat een onvergetelijke dag was het tijdens de Leiden Canal Pride Parade 2025!🌈

Hartelijk dank aan iedereen die is gekomen om met ons te juichen, dansen en feesten op de grachten van Leiden. De energie, liefde en vreugde waren absoluut aanstekelijk!🫶
September 8, 2025 at 7:21 AM
Tomorrow’s the day! 🚀 On Monday 8 September, registration opens for the ESA ESTEC Open Day!
Don’t miss your once-a-year chance to explore space up close – including a special look at the Plato mission, ESA’s upcoming planet-hunting spacecraft 🌌🔭
#ESAOpenDay #50YearsOfESA #NLSW25 #NLSpace #SpaceRocks
Morgen is het zover! 🚀
De inschrijving voor de ESA ESTEC Open Dagis geopend.
Mis deze unieke kans niet om de ruimte van dichtbij te verkennen, inclusief een speciale blik op de PLATO-missie, ESA's aankomende ruimtesonde voor het zoeken naar planeten. 🌌🔭 #ESAOpenDay #ESAOpenDay #50YearsOfESA
September 7, 2025 at 11:28 AM