A newly discovered asteroid has shattered speed records, completing a full rotation in just 112 seconds, faster than any other asteroid larger than 500 meters ever observed. Named 2025 MN45, this ...
An artist’s conception zeroes in on a main-belt asteroid called 2025 MN45, which makes a full rotation in less than two minutes. (Credit: NSF-DOE Vera C. Rubin Observatory / NOIRLab / SLAC / AURA / P.
Venus looks like Earth’s twin at first glance, yet its rotation behaves like a cosmic prank. The planet spins backward, crawls through a day that outlasts its year, and even changes its spin rate in ...