Mars once looked far more like Earth, with a thicker atmosphere and liquid water pooling on its surface, yet today it is a ...

NASA’s Curiosity rover made an intriguing discovery on Mars, adding another layer to our understanding of the planet’s ...

Mars’s Coloe Fossae reveals a landscape shaped by ancient ice ages, with deep valleys, cratered terrain, and frozen debris flows preserved from a time when the planet’s climate dramatically shifted.

NASA's Perseverance rover has for the first time helped scientists confirm that electrical sparks often ignite within ...

NASA has lost contact with one its three spacecraft orbiting Mars, the agency announced Tuesday. Meanwhile, a second Mars ...

A depiction of the Perseverance rover with a soft green aurora over head on Mars. NASA's Perseverance rover has captured an aurora in the night sky for the first time from the Martian ground.

Rocks that stood out as light-colored dots on the reddish-orange surface of Mars now are the latest evidence that areas of the small planet may have once supported wet oases with humid climates and ...

A new report published Tuesday, titled “A Science Strategy for the Human Exploration of Mars,” represents the answer from ...

The Curiosity Rover from NASA has shared multiple videos from Mars‘ surface that put a spotlight on how remarkable the red planet’s night sky looks. The six-wheeled robot has been rolling along on ...

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were carved by rivers, so it was once warm enough for liquid water. How—and ...