Scientists are thrilled with the tiny asphalt-black rocks, and most of the sample hasn't even been revealed yet.

NASA's Osiris-REx mission has successfully returned a pristine sample of asteroid back to Earth. This cupful-or-so of space rock could shed light on the solar system's origins.

NASA's first effort to retrieve samples from an asteroid will send a capsule that contains extraterrestrial pebbles and dust plunging towards a Utah desert on Sunday.

A NASA mission to a potentially dangerous asteroid has let researchers map out its future trajectory like never before.