"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...

At the surface, Mars is a desolate, barren world with a rocky landscape, massive dust storms and extreme temperature swings.

New images captured by NASA's Curiosity rover show colorful clouds in the sky over Mars. The images were captured by the rover's Mastcam, which NASA's Jet Propulsion Laboratory compared to the rover's ...

Curiosity, a set of NASA 's robotic "eyes" on the Red Planet, recorded 16 minutes of so-called noctilucent clouds flying ...

NASA's Curiosity rover captures stunning images of Martian twilight clouds, shimmering in red and green hues, revealing ...

A recent video created from images captured by Curiosity shows clouds tinted red and green flowing though the sky over Mars.

The Sun sets differently on Mars. Part of that is due to its distance from the star (an average of 142 million miles versus ...

NASA has released stunning images of mysterious colorful clouds drifting in the sky over Mars. Captured by NASA's Curiosity rover on January 17 over the course of 16 minutes, the images show ...

The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for decades. Now, researchers think they have a good explanation for a warmer, ...

"It's been such a puzzle that there was liquid water on Mars, because Mars is further from the sun, and also, the sun was fainter early on." ...