The U.S. space agency’s Skyfall project calls for sending robotic helicopters to Mars on a nuclear-powered spacecraft before the end of Donald Trump’s presidency

Cone you believe this? The mysterious party hat-shaped object on Mars which perplexed experts has been identified as a naturally occurring rock shape, attributed to the Martian winds which have been known to produce other exotic,

A shiny cylinder photographed by NASA's Mars Curiosity rover has one Harvard scientist calling on the agency to make investigating it their top priority

NASA plans to launch a nuclear-powered spacecraft to Mars by 2028, a major step for deep space exploration and its planned moon base.

A small, cone-shaped object photographed on the surface of Mars has ignited a public dispute between a prominent Harvard University scientist and NASA over what it actually is-and whether the space agency should take it more seriously.

"The most likely explanation is that it corresponds to human-made debris."

For nearly a month, NASA has been scrambling to make contact with a spacecraft in orbit around Mars that abruptly fell silent. The space agency lost communication with the MAVEN probe (short for Mars Atmosphere and Volatile EvolutioN) on Dec. 6, and ...

NASA’s twin ESCAPADE spacecraft will uncover how the Sun stripped Mars of its atmosphere. Mars is a very different world today than it once was. Scientists believe the planet used to have a thicker atmosphere,

The U.S. space agency will aim to send a nuclear-powered spacecraft to Mars—a first—in a bid to show that nuclear propulsion can be used to send missions into deep space

NASA says space mission on track for Wednesday launch, aiming to carry a crew to the moon for first time in 5 decades