NASA’s Mars Reconnaissance Orbiter (MRO) has been flying our the red planet for the last 20 years, beaming back images of its surface captured by its High Resolution Imaging Science Experiment (HiRISE ...

Though Mars, the Red Planet, is a vast and inhospitable land today, scientists think it once resembled our very own Earth — the Blue Planet, if you will. More specifically, experts say Mars once had a ...

Remnants of a modern glacier have been found near Mars' equator, suggesting ice may still exist at shallow depths in the area. If confirmed, such a discovery could have significant implications for ...

For decades, crewed missions to Mars have been framed as a distant dream, but planetary scientists are now converging on a ...

With its hills and distant mountains, the landscape seems somehow familiar yet at the same time eerily alien. The striking image was captured just recently by NASA’s Curiosity rover as it continues ...

Sand dunes in a vast area of northern Mars long thought to be frozen in time are changing with both sudden and gradual motions, according to research using images from a NASA orbiter. These dune ...

Mars is often associated with its iconic red hue, a color that evokes visions of a harsh and uninhabitable desert landscape. However, a new high-resolution satellite image from theEuropean Space ...

Scientists got a rare look at the curving Martian landscape thanks to images captured by NASA's 2001 Mars Odyssey orbiter, the space agency announced Tuesday. NASA revealed multiple new panoramic ...

For the past year, NASA’s Curiosity Mars rover has been traveling through a transition zone from a clay-rich region to one filled with a salty mineral called sulfate. While the science team targeted ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. My ...

Few things are harder than hurling a robot into space — and sticking the landing. On the morning of July 4, 1997, mission controllers at the Jet Propulsion Laboratory in Pasadena, Calif., were hoping ...