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Keeping you posted on space science activities from the European Space Agency.
Web: http://www.esa.int/science
Privacy Notice: esa.int/connectwithus
#astronomy #space #science
Your feed and you don't want it here? Just
e-mail the birb.
https://bsky.app/profile/science.esa.int/post/3mnhoqaerac2d
Published: June 4, 2026 13:03
Mars Express was crucial to this study, with its mineral-mapping OMEGA instrument spotting extensive clay deposits in this part of Mars.
Clay requires liquid water to form, potentially indicating a huge ocean once existed where Rosalind Franklin will look…
https://bsky.app/profile/science.esa.int/post/3mncc5fe3sk23
Published: June 2, 2026 09:35
Webb sniffs methane from interstellar Comet #3IATLAS using its MIRI instrument.
The fact that methane was observed only after the comet’s close pass to the Sun suggests that it was buried below the comet’s surface.
🔭 🧪 1/2
https://bsky.app/profile/science.esa.int/post/3mnarfwrmrl2t
Published: June 1, 2026 19:02
From cleanroom to space, relive the beginning of the Smile story, just as it happened👇
We've got for you:
📹 brand new footage
🤳 POV viewing angles
🔊 plus cool beats so turn the volume up!
https://f.mtr.cool/udhhmgcbmc
🔭 🧪 ☀️
https://bsky.app/profile/science.esa.int/post/3mnaei4fhos2p
Published: June 1, 2026 15:11
Webb sniffs methane from interstellar Comet #3IATLAS using its MIRI instrument.
The fact that methane was observed only after the comet’s close pass to the Sun suggests that it was buried below the comet’s surface.
🔭 🧪 1/2
https://bsky.app/profile/science.esa.int/post/3mna4ykoix22c
Published: June 1, 2026 12:57
Join us on 12 August, in person or online, to view a total solar eclipse together!
Where will you be watching from?
Details 👉 https://www.esa.int/Science_Exploration/Space_Science/Join_ESA_for_a_total_solar_eclipse_on_12_August_2026
🔭 🧪
https://bsky.app/profile/science.esa.int/post/3mmyu5nht7b27
Published: May 29, 2026 15:30
Our Juice mission is on an epic eight-year journey to Jupiter and you can follow along with the series 'The journey of Juice' 👇
https://f.mtr.cool/upumbpcffa
🔭 🧪
https://bsky.app/profile/science.esa.int/post/3mmymp34d722l
Published: May 29, 2026 13:17
🚨 Smile update 🚨
After a textbook launch by Vega-C that placed Smile in a low Earth orbit, the CAS team, with ESA's support, has been busy with critical tests after separation concerning among others:
🛞 reaction wheels
📣 small thrusters
📡 S-band comms…
https://bsky.app/profile/science.esa.int/post/3mmy664ssak2w
Published: May 29, 2026 08:57
Hubble has captured a galaxy, Messier 88, on a perilous journey to the centre of the Virgo galaxy cluster!
Read more 👉 https://www.esa.int/ESA_Multimedia/Images/2026/05/Journey_to_the_centre_of_a_galaxy_cluster
🔭 🧪
https://bsky.app/profile/science.esa.int/post/3mmvjflo66c2n
Published: May 28, 2026 07:40
Your little ones like to draw and love space? ✨🖍️
ESA Education invites them to send their art to space 🚀
Help them join Plato’s Find-a-New-Earth Art Challenge and their drawing might decorate the rocket that will send our Plato mission to space 👉…
https://bsky.app/profile/science.esa.int/post/3mmts3vkzip2o
Published: May 27, 2026 15:10
Which comes first, the galaxy or the black hole?
Scientists have long thought it could be the galaxy, but new Webb results reveal a black hole that formed before its galaxy 👉…
https://bsky.app/profile/science.esa.int/post/3mmeimlzmgs2x
Published: May 21, 2026 13:11
Follow a total solar eclipse with us! ☀️ 🌑 🌍
Join us for the 12 August 2026 total solar eclipse either in person in León, Spain or follow our live broadcast from wherever you are.
All details, including educational resources, are available here 👉…
https://bsky.app/profile/science.esa.int/post/3mm7ljabvnk2i
Published: May 19, 2026 14:19
Lately, it's been all Smile(s) for us:
🚀 Vega-C successfully brought Smile to space
😊 The team was beaming with joy
🌙 And then there was the Moon 👇
🔭 🧪 ☀️
📷 Adrian Șonka
https://bsky.app/profile/science.esa.int/post/3mm6t2poni22k
Published: May 19, 2026 07:01
Missed the Smile launch?
We have you covered. Watch the replay here 👉 https://www.youtube.com/live/6q8aKbcKCOs
🔭 🧪 ☀️
https://bsky.app/profile/science.esa.int/post/3mm6o5h5h4k2k
Published: May 19, 2026 05:34
What is Smile set out to discover?
This groundbreaking mission will observe Earth’s magnetosphere in X-rays while capturing the northern lights in ultraviolet, offering an entirely new way to see how our planet defends itself from solar storms.
🔭 🧪 ☀️
https://bsky.app/profile/science.esa.int/post/3mm6npadqek2k
Published: May 19, 2026 05:26
The launch was just the beginning. What's next for Inspector Smile?
During the next month, 11 engine burns will bring her 121 000 km above the North Pole. From there, she will collect data, before descending to 5000 km above the South Pole to deliver it.
…
https://bsky.app/profile/science.esa.int/post/3mm6n2mec422k
Published: May 19, 2026 05:14
Smile begins her mission! 🙌
The Inspector is on her way to reveal how exactly Earth’s invisible shield protects us against the solar wind!
…
https://bsky.app/profile/science.esa.int/post/3mm6ltik4rk2k
Published: May 19, 2026 04:52
Solar arrays deployed! There's nothing better than sunshine to get you smiling 😊
Smile can now collect sunlight to power her systems and science instruments.
🔭 🧪 ☀️
https://bsky.app/profile/science.esa.int/post/3mm6lspk46s2z
Published: May 19, 2026 04:52
Smile has called back home. We have acquisition of signal!
🔭 🧪 ☀️
https://bsky.app/profile/science.esa.int/post/3mm6lratwpk2a
Published: May 19, 2026 04:51
We're now waiting for Smile to call back home ☎️
🔭 🧪 ☀️
https://bsky.app/profile/science.esa.int/post/3mm6loek3bk2k
Published: May 19, 2026 04:49
Time to say goodbye to Vega-C!
Smile has separated from the Vega-C upper stage and is now flying solo.
🔭 🧪 ☀️