The rusty world is full of mysteries—and some of the solar system's most extreme geology. Learn more about Earth's smaller, colder neighbor.

(CNN) — Here’s a look at the exploration of Mars. The United States, Soviet Union and China are the only three countries to land a spacecraft on Mars. There have been nine successful US Mars ...

"Mars’ wind has often carved odd shapes into the surface through a combination of physical and chemical weathering processes." NASA Responds to Mars 'Rat' Viral Image. A new image from Mars is ...

NASA’s interim administrator, Sean Duffy, was fired up on Wednesday when he joined a teleconference to talk about new scientific findings that concerned the potential for life to have once existed ...

The White House scheme to reshape NASA by slashing its funding could jeopardize future human flights to Mars. Shown here is NASA's 2001 Mars Odyssey spacecraft - one of the three Mars ...

Mars has captured human imagination for centuries, but the Red Planet holds far more secrets than NASA typically shares with the public. While the space agency presents Mars as a fascinating but ...

NASA has lost contact with one of its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars orbiter is perilously close to running out of fuel, and the third ...

NASA has lost contact with its MAVEN spacecraft, which has been orbiting Mars for over a decade. The loss of signal occurred on Dec. 6 as the orbiter passed behind Mars from Earth's perspective.

For nearly a month, NASA has been scrambling to make contact with a spacecraft in orbit around Mars that abruptly fell silent. Subscribe to read this story ad-free Get unlimited access to ad-free ...

NASA’s Psyche spacecraft is about to pull off a dramatic close flyby of Mars, skimming just 2,800 miles above the planet to ...

NASA's Curiosity rover captured a panoramic image of Mars that resembles an Earthly sunset. For over a decade, the Curiosity rover has been exploring Mars for signs of past life. The rover took ...