It looks like Bennu was indeed the right target for NASA's first-ever asteroid sample-return mission. That mission, OSIRIS-REx, delivered pieces of the 1,650-foot-wide (500 meters) Bennu to Earth late ...
NASA is seemingly caught between a Mars rock and a hard place. The space agency’s best-laid plan to robotically retrieve prized samples of the Red Planet for scrutiny back on Earth has been decades in ...