Officials behind the Osiris-Rex probe, which landed on Bennu earlier this week, say the collection operation may have performed too well. Pictures beamed back to Earth show a rock has wedged open ...

Officials behind the Osiris-Rex probe, which landed on Bennu earlier this week, were worried after a rock wedged open the door of a container. This meant that samples were spilling out from the craft.

Studies of rock and dust from asteroid Bennu delivered to Earth by NASA’s OSIRIS-REx (Origins, Spectral Interpretation, Resource Identification and Security–Regolith Explorer) spacecraft have revealed ...