Image: Barchan and linear dunes on Mars

On Jan. 16, 2020, the Mars Reconnaissance Orbiter (MRO) captured this image of two types of sand dunes on Mars: barchan and linear dunes.

Image: Ice flows on Mars

On Aug. 18, 2023, the Mars Reconnaissance Orbiter (MRO) captured ridged lines carved onto Mars' landscape by the gradual movement of ice. While surface ice deposits are mostly limited to Mars' polar caps, these patterns appear ...

NASA orbiter snaps stunning views of Mars horizon

Astronauts often react with awe when they see the curvature of Earth below the International Space Station. Now Mars scientists are getting a taste of what that's like, thanks to NASA's 2001 Mars Odyssey orbiter, which completed ...

NASA's Mars fleet will still conduct science while lying low

NASA will hold off sending commands to its Mars fleet for two weeks, from Nov. 11 to 25, while Earth and the Red Planet are on opposite sides of the sun. Called Mars solar conjunction, this phenomenon happens every two years. ...

New patterns in Mars clouds revealed by volunteers

The first journal article about clouds identified by participants of the Cloudspotting on Mars project has been accepted for publication and is now available online. The article, "The Cloudspotting on Mars citizen science ...

Curiosity rover faces its toughest climb yet on Mars

On Aug. 5, NASA's Curiosity rover will notch its 11th year on Mars by doing what it does best: studying the Red Planet's surface. The intrepid bot recently investigated a location nicknamed "Jau" that is pockmarked with dozens ...

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