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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/3mvix373qss2g
Published: September 14, 2026 20:27
While #Copernicus #Sentinel-3C and @esa.int’s #FLEX missions prepare for liftoff, teams at #ESOC are performing final readiness checks with the supporting ground stations:
📡 ESA’s Kiruna station, KSAT’s Troll and Svalbard stations and SSC Space’s Alaska…
https://bsky.app/profile/operations.esa.int/post/3mvishcyezs2m
Published: September 14, 2026 19:04
Don't miss it – @esa.int’s #FLEX and #Copernicus #Sentinel-3C are ready for liftoff tonight!
📺 Broadcast starts at 02:50 CEST.
🚀 Liftoff is scheduled for 03:21 CEST.
Watch live at watch.esa.int/two/ or on ESA YouTube. 📺
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https://bsky.app/profile/operations.esa.int/post/3mvik5ngnac2w
Published: September 14, 2026 16:35
The countdown is on!
The ‘Network Countdown’ for the dual launch of @esa.int's #FLEX and #Copernicus #Sentinel-3C has begun! Launch, communication and control facilities around the world are gearing up ahead of liftoff at 3:21 CEST.
Watch live at…
https://bsky.app/profile/operations.esa.int/post/3mvieybf5l22u
Published: September 14, 2026 15:03
Any questions? You can ask our Hera Space Companion right now - our AI fed with approved operational, scientific and technical knowledge, making ESA’s first planetary defence mission accessible to everyone! hera.esa.int
https://bsky.app/profile/operations.esa.int/post/3mvhqskxfh22g
Published: September 14, 2026 09:02
💡Key takeaways from the new ESA 2026 Space Environment Report: long-term projections worsen drastically. Read the bite-size summary of the yearly status report on space debris and the impact of mitigation measures 👉…
https://bsky.app/profile/operations.esa.int/post/3mvcqg6dkmk2o
Published: September 12, 2026 09:12
Meet a key member of our Hera asteroid mission team: the Hera Space Companion, not just an AI chatbot but a dynamic communication platform, ready to answer all your questions!
hera.esa.int
https://bsky.app/profile/operations.esa.int/post/3mva5kwcq3s2w
Published: September 11, 2026 08:29
How have @esa.int’s #FLEX and #Copernicus #Sentinel-3C operations teams been preparing for the upcoming dual launch on 15 September? A rigorous series of launch and early orbit simulations. 🎮
Read more about how #ESOC puts two teams to the test…
https://bsky.app/profile/operations.esa.int/post/3mv6jxznwyc2f
Published: September 10, 2026 17:06
It’s almost time for a very special launch.🛰️🛰️
For the last few weeks, two mission operations teams have been gearing up for the simultaneous launch of @esa.int’s #FLEX and #Copernicus #Sentinel-3C on 15 September.
📺 Tune in and watch both missions…
https://bsky.app/profile/operations.esa.int/post/3mv67q5zem22f
Published: September 10, 2026 14:02
An asteroid killed the dinosaurs because they didn’t have a space agency – so ESA’s Hera asteroid mission has a dino mascot (also aboard the spacecraft in real life!).
But our dino needs a name – that’s where you come in!
…
https://bsky.app/profile/operations.esa.int/post/3muwok352oc2d
Published: September 7, 2026 14:06
Metre-sized meteoroid 2026 RW1 (previously known as CERNQ52) hit the ocean off NW Australia on Sunday afternoon - but the impact was forecast roughly six hours in advance, using ESA’s Meerkat automated system for predicting imminent impactors!…
https://bsky.app/profile/operations.esa.int/post/3muwfpatooc2i
Published: September 7, 2026 11:28
A milestone years in the making 🎉
9.9 billion km ✅
9 flybys ✅
MTM separation ✅
@esa.int / #JAXA 's #BepiColombo has successfully completed its 1st #Mercury arrival step!
Congratulations to the teams who made it happen! 🚀
Read more here 👉…
https://bsky.app/profile/operations.esa.int/post/3mumlvghavs25
Published: September 3, 2026 13:52
ACQUISITION OF SIGNAL CONFIRMED! 🎉🛰️
#BepiColombo telemetry shows the Mercury Transfer Module has successfully separated from the spacecraft stack! ✅
First step of Mercury arrival phase - complete! 👏
Next stop: Mercury orbit insertion for MPO and Mio in…
https://bsky.app/profile/operations.esa.int/post/3mumkns6ou225
Published: September 3, 2026 13:30
📡 Estrack deep space antennas are in position for #BepiColombo.
Cebreros ready for separation detection - check! ☑️
Malargüe ready for background tracking - check! ☑️
@esa.int #JAXA #Mercury
https://bsky.app/profile/operations.esa.int/post/3mumi36thtk25
Published: September 3, 2026 12:44
📶Preliminary #BepiColombo Doppler separation signal detected.
Initial tracking data are consistent with the planned MTM separation sequence.
Now awaiting acquisition of signal at 15:53 CEST for full confirmation.
@esa.int #JAXA #Mercury
https://bsky.app/profile/operations.esa.int/post/3mumghialzs2r
Published: September 3, 2026 12:15
The #BepiColombo Mission Control Team is now checking the final telemetry received from the spacecraft during execution of MTM separation. ☑️
@esa.int #JAXA #Mercury
https://bsky.app/profile/operations.esa.int/post/3mumfsx3u4c2r
Published: September 3, 2026 12:03
⏳ The countdown is over.
#BepiColombo's Mercury Transfer Module should have now separated from the spacecraft, a key step in the mission's journey towards orbiting #Mercury. 🛰️↔️🚀
Now expecting acquisition of signal confirming separation no earlier than…
https://bsky.app/profile/operations.esa.int/post/3mumflxe6qc2n
Published: September 3, 2026 11:59
The #BepiColombo MTM separation sequence has now started on-board, taking care of all that is needed for separation to take place. 🛰️
We'll only see this on ground about 11 min later. ⏱️
Mission teams are closely tracking system status ahead of this key…
https://bsky.app/profile/operations.esa.int/post/3mumeuigrdc2z
Published: September 3, 2026 11:46
🚨 LIVE NOW! From ESA Mission Control
The GO was given, the operation is underway, our livestream has begun. Follow along as #BepiColombo executes the MTM separation sequence and enters the next phase of its journey to #Mercury. ☀️🌑🛰️
Watch here 👉…
https://bsky.app/profile/operations.esa.int/post/3muma6bk2n22z
Published: September 3, 2026 10:22
🟢 GO for MTM separation.
The Mission Control Team has the green light to proceed with #BepiColombo's MTM separation. ✅
The spacecraft is configured, the team is ready, and the first milestone of #Mercury arrival is underway. 🛰️
@esa.int #JAXA
https://bsky.app/profile/operations.esa.int/post/3mulyajdbxc27
Published: September 3, 2026 08:00
Nearly eight years. 9.9 billion kilometres. 2 years of cumulative thrusting.☀️🌑🛰️
Today, #BepiColombo and its Mercury Transfer Module part ways.
Thank you, MTM, for making the journey possible.
Farewell, old friend.💙
@esa.int #JAXA #Mercury
…
https://bsky.app/profile/operations.esa.int/post/3multkxwmtk2w
Published: September 3, 2026 06:37
Today is the day! 🎉
After 8 years, @esa.int / #JAXA's #BepiColombo begins its arrival at #Mercury! ☀️🌑🛰️
Watch MTM separation live from ESA's mission control on YouTube today at 13:45 CEST!
Click here to watch 👉 …
https://bsky.app/profile/operations.esa.int/post/3mujwimw3pk27
Published: September 2, 2026 12:24
🔥 Check out the first image of Tango’s reentry – @esa.int’s final Cluster spacecraft.
But that’s not all – we caught Samba on video, too! 👉 https://www.esa.int/Space_Safety/Space_Debris/Cluster_s_encore_for_reentry_science_a_success
📸…
https://bsky.app/profile/operations.esa.int/post/3mujfdyyzpk2w
Published: September 2, 2026 07:17
The mission? #BepiColombo 🛰️
The destination? #Mercury ☀️🌑
Join us live tomorrow at 13:45 CEST from ESA's mission control on YouTube as we cover the @esa.int / #JAXA mission's MTM separation!
Click here to watch 👉…
https://bsky.app/profile/operations.esa.int/post/3muiiq3kiu222
Published: September 1, 2026 22:45
🫶 And there were none... Tango danced its final dance and reentered the atmosphere at 23:30:31 CEST. The signal from the spacecraft via Kourou was lost forever 13 minutes earlier. But once more: the airborne observation campaign has reported success - stay…
https://bsky.app/profile/operations.esa.int/post/3muhbubcntc2u
Published: September 1, 2026 11:09
🔥Samba’s reentry was recorded! There is fire streaking across the sky in this first image from the ROSIE plane campaign. Credit: ESA/ROSIE/University of Stuttgart (HEFDiG) Read more:…
https://bsky.app/profile/operations.esa.int/post/3mufzjhaqkk2k
Published: August 31, 2026 23:07
💃 Samba has danced its final dance and reentered the atmosphere at 23:39:38 CEST. The final signal from the spacecraft via Kourou was lost for the last time 13 minutes earlier. But, good news: the airborne observation campaign has reported success - stay…
https://bsky.app/profile/operations.esa.int/post/3muedhoeiyk24
Published: August 31, 2026 07:00
☀️💶 Just one big solar storm can cost Europe tens to hundreds of billions of euros according to the new socio-economic impact report published by the European Commission. Operational space weather services will make a critical difference.…
https://bsky.app/profile/operations.esa.int/post/3mued66peqs24
Published: August 31, 2026 06:55
☀️💶 Just one big solar storm can cost Europe tens to hundreds of billions of euros according to the new socio-economic impact report published by the European Commission. Operational space weather services will make a critical difference.