🚀 Fastest spinner in space—meet asteroid 2025 MN45. During commissioning, the Vera Rubin Observatory spotted this ~710-meter-wide rock completing a full rotation in under 2 minutes. That’s a record for any asteroid over 500 meters and proves it’s solid rock, not a loose rubble pile. Bonus: this is Rubin’s first peer-reviewed science result—and it’s just getting started.
🔗 https://www.geekwire.com/2026/rubin-observatory-asteroid-spins-fast-record
#Astronomy #Asteroid #VeraRubinObservatory #SpaceScience #SolarSystem #ScienceNews #Asteroids

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