Satellite constellations will harm Rubin LSST science. What can we do? Astronomers (and one SpaceX engineer) met at a three-day workshop to figure out how to prevent satellites from obstructing LSST science.

Rubin LSST was built to read the faintest cosmic handwriting. Satellite swarms are scribbling over the page. Without real regulation, we won’t just lose images—we’ll lose the science that explains our universe. #ProtectTheSky #LSST

astrobites.org/2025/11/28/l...

Dès les premiers jours de l'invasion à grande échelle de l'Ukraine la question de la protection du ciel ukrainien contre les bombardiers du Kremlin a été posée.
#ProtectTheSky 🇪🇺🛡️🇺🇦 #StandWithUkraine

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#AlcatrazBattalion #ProtectTheSky #SupportUkraine #DefendWithUs

This not for the outsiders #ProtectTheSky 🤭

#Bluesky101 what happens here stays here. Keep the outsiders good and blocked. #ProtectTheSky