Nasa craft shows tiny asteroid studded with boulders

Scientists have released the first data collected since their spacecraft Osiris-Rex hooked up last week with the asteroid Bennu.

The asteroid Bennu (NASA/Goddard/University of Arizona via AP)

By Seth Borenstein, Associated Press

Nasa’s first look at a tiny asteroid shows the space rock is more moist and studded with boulders than originally thought.

Scientists released the first morsels of data collected since their spacecraft Osiris-Rex hooked up last week with the asteroid Bennu, which is only about three blocks wide and weighs about 80 million tons.