From Cosmic Log By Alan Boyle, Science Editor, NBC News Virgin Galactic’s SpaceShipTwo rocket plane lit up its engine for the first time in flight on Monday, taking a giant supersonic leap toward outer space. The crucial 16-second blast took
From Cosmic Log By Alan Boyle, Science Editor, NBC News Virgin Galactic’s SpaceShipTwo rocket plane lit up its engine for the first time in flight on Monday, taking a giant supersonic leap toward outer space. The crucial 16-second blast took