Tiny spacecraft lands on comet 300M miles away

USA Today - After a nerve-racking 7-hour descent, a miniature spacecraft drifted softly onto the surface of a comet more than 300 million miles away from Earth on Wednesday morning. It was the first craft in history to land on a comet, and the apparently successful feat provoked hugs, cheers and joyous laughter in the control room in Germany.  Read more.