Asteroid Bennu, the subject of NASA’s Osiris-Rex mission, appears to be hosting some unusual souvenirs. In a case of cosmic CSI, researchers have traced the origin of some bright boulders on Bennu’s surface to a different asteroid named Vesta.
Osiris-Rex is currently in residence at Bennu, preparing for a. The spacecraft has already sent back a wealth of images and data from the “rubble pile” asteroid that was formed from fragments of a brutal collision.
The boulders in question range in size from 5 to 14 feet (about 1.5 to 4.3 meters) and look noticeably different than the darker surrounding material.
A closer investigation of