NASA's Curiosity rover taking a picture of itself on Mars. (Photo/NASA/JPL) 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 ...

Latin for “night shining,” noctilucent clouds (also known as twilight clouds) are responsible for Earth’s vibrant red, orange, and purple dawn and dusk skies. If the conditions are just right, they ...

The images show reddish-green clouds in the Martian twilight. The clouds are noctilucent (or “night shining”) clouds, caused by the way the Sun’s light scatters in the dusty Martian atmosphere.

Humans are determined to discover more details about Mars, Earth's neighboring planet, which seems to hide many secrets. So ...

For the fourth year in a row, iridescent clouds of frozen CO2 are lighting the Martian sky. The clouds appear in the same ...

Studying how and where on Mars these clouds form can help scientists better understand their impact on the planet's climate. These twilight clouds, which are made of carbon dioxide ice ...

NASA’S CURIOSITY ROVER SENT BACK THESE IMGES OF CLOUDS ON THE MARTIAN SURFACE. HOW ABOUT THAT? THEY’RE CALLED TWILIGHT CLOUDS, AND THAT’S BECAUSE THEY’RE TOO FAINT TO BE SEEN IN DAYLIGHT.

Colorful noctilucent clouds were spotted in the Martian sky on Jan. 17 as NASA's Curiosity rover pointed one of its cameras up during twilight. These types of clouds form high in the atmosphere ...

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." What do clouds on Mars look like? Well, a new video stitched together from ...