While the sight is fascinating, scientists are still trying to understand why carbon dioxide ice clouds only form in specific ...

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

NASA’s Curiosity rover captured stunning images of Martian twilight clouds, revealing iridescent dry ice formations on Mars.

NASA’s Curiosity rover has captured breathtaking images of red and green-tinted clouds drifting across the Martian sky. These ...

Scientists are cataloging and analyzing the first samples collected by NASA's Perseverance rover while the agency weighs its ...

Proponents of going to Mars see peril and opportunity in Elon Musk's close relationship with Trump. Experts say just getting ...

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

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

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

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Surrounded by hundreds of onlookers, Hirokuni Kakiuchi stood with his neck craned toward the ceiling at the 2011 Tokyo ...