NASA's Psyche spacecraft will get a boost from Mars on Friday, May 15, passing just 2,800 miles (4,500 kilometers) from the planet's surface at some 12,333 mph (19,848 kph). The spacecraft will ...

NASA’s CHAPEA mission, designed to simulate the challenges of long-duration Mars exploration, has now reached a milestone, ...

For years, nuclear propulsion sat in the same category as so many ambitious space ideas, impressive on paper, always a few ...

A crewed expedition to Mars promises to push the absolute limits of human endurance. To grasp the sheer scale of the journey, ...

Earlier this year, rocket scientists at NASA fired up an electromagnetic thruster powered by lithium metal vapor.

NASA just tested a blazing-hot plasma engine that could help carry humans to Mars.

"I’d say that while an astronaut could make it to Mars they might need dialysis on the way back," researchers said.

A researcher says he found a possible shortcut to Mars that would shorten a roundtrip to Earth's planetary neighbor to as ...

When your rover absolutely, positively must reach Mars on a budget, call SpaceX.