The US space agency deliberately set its Double Asteroid Redirection Test (DART) spacecraft on a collision course with the asteroid, Dimorphos, two years ago. It smashed into the rock at about 15 ...
A few grams of ultrafast-moving debris particles may also reach Earth in about seven years, but only tiny fragments that were blasted from Dimorphos’ surface at speeds exceeding 3,300 mph (1.5 ...
Results that may be inaccessible to you are currently showing.