Subject
Large rocks > extremely fast
Quote from Video
this is the first time in history that we've seen large rocks spin so extremely fast and finding multiple such objects with some of them almost as big as 1 km across basically suggests that a lot of these solid asteroids might be much more common than we previously thought

“this is the first time in history that we've seen large rocks spin so extremely fast and finding multiple such objects with some of them almost as big as 1 km across basically suggests that a lot of these solid asteroids might be much more common than we previously thought”