This was the last flight before the company begins test-launching a new version of the giant rocket outfitted with more ...

Aug. 22—Albuquerque-based defense company X-Bow Systems is partnering with the U.S. Army to design, prototype and test an advanced solid rocket motor. The $13.9 million joint investment was announced ...

An experimental SpaceX rocket exploded at the end of a high-altitude test flight Tuesday, but heavy fog at the site left even SpaceX at least publicly uncertain about exactly what caused the explosion ...

A laboratory prototype of a plasma electric rocket engine based on a magnetic plasma accelerator has been produced by Rosatom scientists, who say it could slash travel time to Mars to one or two ...