Space Exploration Technologies (SpaceX) today won a $440 million contract with NASA to develop the successor to the Space Shuttle and transport American astronauts into space."This is a decisive milestone in human spaceflight and sets an exciting course for the next phase of American space exploration," said SpaceX CEO and Chief Designer Elon Musk. "SpaceX, along with our partners at NASA, will continue to push the boundaries of space technology to develop the safest, most advanc