So Close! A Small Asteroid Just Skimmed Past Earth’s Edge

Near-Earth asteroid zooms past Antarctica | Space photo of the day for Oct. 8, 2025

Apollo samples brought to Earth in 1972 reveal exotic sulfur hidden in Moon’s mantle, with isotopic ratios dramatically different compared to Earth's. One possible explanation is it could belong to the planet Theia that is hypothesized to have collided with the early Earth to form the Moon

A Rock Just Came Within 270 Miles of Hitting Earth – And We Only Noticed After