Rubin Observatory Spots an Asteroid That Spins Fast Enough To Set a Record
Astronomers using the Vera C. Rubin Observatory have discovered a record-setting asteroid, known as 2025 MN45, nearly half a mile wide and spinning once every 1.88 minutes – the fastest known rotation for an object of its size. “This is now the fastest-spinning asteroid that we know of, larger than 500 meters,” said Sarah … ⌘ Read more