@Slate tweets related to: Flight, Virgin, Galactic, Spaceshiptwo, Success

Humanity took another small step forward yesterday: Virgin Galactic performed a successful powered test flight of its space plane, SpaceShipTwo (or SS2). The rocketplane was lofted to a height of 14,600 meters (48,000 feet) by its mothership (White Knight Two), released, and then the rocket motor kicked in. The rocketplane...
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The first powered test flight of Virgin Galactic's SpaceShipTwo was a success--PHOTOS: http://t.co/8dKmZcBkwG

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