Scientists using NASA’s Curiosity rover have discovered siderite—an iron carbonate—in the sulfate-rich rocks of Gale Crater, ...

American space agency NASA has begun studying the five samples of spacesuit material it sent over the Mars on the ...

To study Mars’s chemical and mineral makeup, the Curiosity rover drills one to 1.5 inches down into the subsurface, then ...

The Curiosity rover identified hidden caches of the mineral siderite, which could help explain why Mars lost its habitable climate.

A billionaire tech CEO and private astronaut, Jared Isaacman, faced questions at a US Senate hearing about a rumored shift in ...