NASA has plans for a giant leap in its method of space travel, beginning with a nuclear-powered mission to Mars that's ...

You're on the fourth human mission to Mars, and you're told the Odyssey spacecraft designed to take you there will be the ...

NASA announced a successful test of a sci-fi-sounding lithium metal vapor electric thruster propulsion system that could ...

Inside a long vacuum chamber in Southern California, a spacecraft engine glowed white-hot as it pushed toward a level of ...