Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

Sotheby's is putting some rare items up for auction, including what it calls the largest piece of Mars ever found on Earth.

Mars is thought to currently have all the necessary ingredients for life except for perhaps the most important one: liquid ...

In this captivating video, we follow the dramatic journey of NASA’s Perseverance rover and the Ingenuity helicopter during ...

Perseverance cracked open a tricky Mars rock to find water-related minerals, then zoomed across the landscape to make its ...

Curiosity NavigationCuriosity HomeMission OverviewWhere is Curiosity?Mission Updates ScienceOverviewInstrumentsHighlightsExploration Goals News and ...

Curiosity, NASA's Mars rover, accidentally cracked open a seemingly ordinary rock, revealing an unexpected yellow substance ...

Sixty years ago today, NASA’s Mariner 4 spacecraft took the first up-close images of Mars, changing humanity's understanding ...

Mariner 4, built by JPL in Pasadena, took the images on July 14, 1965. One of the mission's leaders reflects on decades of ...

Geologist Steve Squyres risked his career and millions of dollars to get the Spirit and Opportunity rovers on Mars.

New research might finally help us understand what happened to the water on Mars and rewrite everything we know about the Red ...