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From Earth orbit to deep space: sharing the excitement of real-time mission operations at the European Space Agency. Home for ESA's teams working on Planetary Defence, Space Weather, Clean Space & Space Debris.
esa.int/Operations
esa.int/Space_Safety
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https://bsky.app/profile/operations.esa.int/post/3m65lmi2ynk2v
Published: November 21, 2025 15:23
☀️ 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…
https://bsky.app/profile/operations.esa.int/post/3m653xq2xis2t
Published: November 21, 2025 10:43
⏳ Just one year to go – 21 November 2026 – until #BepiColombo arrives at Mercury!
For @esa.int’s #ESOC team, the mission has been a masterclass in challenging space operations, involving five transfer correction manoeuvres and fifteen Mercury orbit…
https://bsky.app/profile/operations.esa.int/post/3m637nnkbac25
Published: November 20, 2025 16:43
The team at #ESOC has completed the LEOP for the Copernicus Sentinel-6B satellite and subsequently handed over control to their colleagues and teammates at @eumetsat.int . 🛰️
Congratulations to all the teams in this truly collaborative effort! 🤝
…
https://bsky.app/profile/operations.esa.int/post/3m62gmvpqhc2c
Published: November 20, 2025 09:16
☄️ 40 000 near-Earth asteroids discovered!
Thankfully, none of them are cause for concern for the foreseeable future, but ESA's planetary defence teams are keeping a watchful eye on the skies.
…
https://bsky.app/profile/operations.esa.int/post/3m5vvtjjwc22d
Published: November 18, 2025 14:04
Proudly celebrating #LGBTQinSTEMDay at #ESOC!🌈
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https://bsky.app/profile/operations.esa.int/post/3m5srjwlywc2a
Published: November 17, 2025 08:10
We hear you, #CopernicusEU Sentinel-6B! The Inuvik Satellite Station in Canada has received the first signals from the satellite. The orbit has been reached, and telemetry has begun to arrive at ESA's mission control in Germany!
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https://bsky.app/profile/operations.esa.int/post/3m5gvcsfu3s2v
Published: November 12, 2025 14:45
☀️ ESA actively monitoring severe space weather event
On 11 November, an intense solar flare was observed, followed by a coronal mass ejection estimated to arrive at Earth in the late evening today or in the early morning tomorrow.
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https://bsky.app/profile/operations.esa.int/post/3m4tp72g6vc2s
Published: November 4, 2025 23:35
That’s it from us on Copernicus Sentinel-1D! If you like launches, don't forget to tune back for the launch of Copernicus Sentinel-6B later this month.
📷ESA - J. Mai
https://bsky.app/profile/operations.esa.int/post/3m4totys3ns2p
Published: November 4, 2025 23:29
The teams at ESA mission control will now spend around 10 hours carefully unfolding Copernicus's Sentinel-1D’s 12 m radar and two 10 m solar wings. The satellite’s unique deployment sequence was designed to ensure that these complex structures all deploy…
https://bsky.app/profile/operations.esa.int/post/3m4tl5fq53c2s
Published: November 4, 2025 22:23
We hear you, Copernicus Sentinel-1D! KSAT Kongsberg’s Troll Satellite Ground Station in Antarctica, has received the first signals from the satellite. The orbit has been reached and telemetry has begun to arrive at ESA's mission control in Darmstadt!
https://bsky.app/profile/operations.esa.int/post/3m4th4wjj422s
Published: November 4, 2025 21:11
We have liftoff!
The Copernicus Sentinel-1D’s first signals are expected to arrive at ESA mission control via a ground antenna at KSAT Troll Satellite Ground Station in Antarctica, in about an hour and a half.
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https://bsky.app/profile/operations.esa.int/post/3m4tesq6tps2u
Published: November 4, 2025 20:29
The Copernicus Sentinel-1D launch GO/NOGO Roll Call is complete! 📣 All station reporting in. Flight Director Ian Shurmer and the rest of the team at @esa.int mission control are green for launch in approximately 35 minutes.
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https://bsky.app/profile/operations.esa.int/post/3m4tbwy4ats2u
Published: November 4, 2025 19:38
The Copernicus Sentinel-1D satellite will enhance our planet's radar vision. It will join the fleet of Sentinels operated from ESA’s mission control centre in Darmstadt, which includes Sentinel-1A. 1C, 2A, 2B, 2C & 5P. We also helped get Sentinel-3A, 3B &…
https://bsky.app/profile/operations.esa.int/post/3m4t3s3stuk2w
Published: November 4, 2025 17:48
One of the simulation exercises made them face a solar storm of extreme magnitude. While we wait for the next launch preparation phase, we encourage you to take a look at the consequences of this nightmare scenario:…
https://bsky.app/profile/operations.esa.int/post/3m4t2ptxxak2d
Published: November 4, 2025 17:29
ESOC mission control has never been more ready. Over the last weeks, our teams have been rehearsing the Copernicus Sentinel-1D launch and crucial early-orbit phase in a set of simulation sessions. Read more about it at:…
https://bsky.app/profile/operations.esa.int/post/3m4ssjwjvik2b
Published: November 4, 2025 15:02
The Copernicus Sentinel-1D ‘Network Countdown’ has begun. Launch, communication and control facilities around the world have begun a synchronised sequence of activities to prepare for liftoff at 22:02 CET tonight and the crucial hours that follow. 🚀Watch…
https://bsky.app/profile/operations.esa.int/post/3m4sofyssjk2p
Published: November 4, 2025 13:48
☄️ Fireball observed over Spain and Portugal!
On 2 November 2025 at 20:41 CET, ESA’s fireball camera in Cáceres, Spain, recorded a bright bolide streaking northwest over Portugal. It was travelling at approximately 81 000 km/h.
Credit: ESA/PDO/AMS82 -…
https://bsky.app/profile/operations.esa.int/post/3m4i4cwlg5s25
Published: October 31, 2025 08:58
Asteroids and solar storms and space debris, oh my!
Explore the upcoming fleet of ESA Space Safety missions dedicated to safeguarding humans and infrastructure on Earth and in orbit from hazards originating in space:…
https://bsky.app/profile/operations.esa.int/post/3m3x33pzgjs27
Published: October 24, 2025 14:21
ESA’s Jupiter Icy Moons Explorer (Juice) spacecraft is ready to aim its instruments at interstellar comet 3I/ATLAS! 🪐☄️
Here’s what’s happening and why it’s such a rare opportunity 🧵
https://bsky.app/profile/operations.esa.int/post/3m3wdv7b7v22b
Published: October 24, 2025 07:26
The second of four @science.esa.int Cluster satellites has reentered the atmosphere. Rumba’s 25-year dance around Earth ended in a targeted reentry over a remote region of the Pacific Ocean at 20:59 CEST on 22 October.
https://bsky.app/profile/operations.esa.int/post/3m3ag6o4ejs24
Published: October 15, 2025 14:08
☀️Flying through the strongest solar storm ever recorded
No communication or navigation, faulty electronics, collision risks. ESA mission control teams faced a scenario unlike any before. Fortunately, this nightmare unfolded not in reality, but as part of…
https://bsky.app/profile/operations.esa.int/post/3m33a6qdaus2h
Published: October 13, 2025 12:37
Check out the new trailer for @esa.int's proposed Ramses mission! 🍿📽️
Ramses would escort the cruise-ship-sized asteroid Apophis through its safe but exceptionally rare flyby of Earth in 2029:…
https://bsky.app/profile/operations.esa.int/post/3m2oopxtxvs2d
Published: October 8, 2025 12:53
🛰️ Rehearsing for Sentinel-6B’s early days in space
Mission control at ESOC is getting ready for the launch of Europe’s latest sea-level monitoring satellite. The campaign is designed to test their ability to deal with issues, adapt the timeline, and…
https://bsky.app/profile/operations.esa.int/post/3m2mbcsixcs2p
Published: October 7, 2025 13:48
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!…
https://bsky.app/profile/operations.esa.int/post/3m2jaolrfm22b
Published: October 6, 2025 08:58
Asteroid 2025 TF flew over Antarctica at 00:47:26 UTC ± 18 s on 1 October, coming as close as 428 ± 7 km to Earth’s surface.
This is a similar altitude to the orbit of the International Space Station, and one of the closest approaches ever recorded.
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https://bsky.app/profile/operations.esa.int/post/3m2ecnrzrds2l
Published: October 4, 2025 09:50
📡#Estrack is growing! Today we join you from Australia for the inauguration for the Agency's fourth deep space antenna.
https://bsky.app/profile/operations.esa.int/post/3m27e2ma3e22q
Published: October 2, 2025 10:32
Two years ago, asteroid 2023 CX1 was spotted seven hours before it struck Earth's atmosphere over northern France. Now, researchers have published an analysis of the event and the recovered meteorite that challenges our asteroid hazard models:…
https://bsky.app/profile/operations.esa.int/post/3m24rlctp3s2u
Published: October 1, 2025 09:56
Looking forward to collaborating with the Korea AeroSpace Administration (KASA) on space weather and deep space communication activities! 📡🛰️☀️
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