Today, we know of Mars as a cold, dry desert, with patches of subterranean ice and ice caps at its poles. Billions of years ...

New images captured by NASA's Curiosity rover show colorful clouds in the sky over Mars. The images were captured by the ...

The iridescent cloud reveals new clues about ice formation in the Martian atmosphere (no little green men, sorry).

The clouds, composed of carbon dioxide ice crystals, glow in shades of red, green, and pearlescent hues in the martian ...

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

Unless any potential dog-sized aliens living on Mars – struggling with the "hinge" stage of technological development – close ...

Red-and-green-tinted clouds drift through the Martian sky in a new set of images captured by NASA's Curiosity rover using its ...

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

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

NASA’s Curiosity rover captured stunning twilight images of Martian clouds, revealing iridescent red and green tinges. These ...

American space agency NASA publishes a short video showing iridescent clouds moving in the thin Martian atmosphere, as seen ...

NASA's Curiosity rover photographed remnants of rippling waves in an ancient Martian lakebed, proving that the Red Planet had ...