Before Apollo astronauts set foot upon the moon, much remained unknown about the lunar surface. While most scientists ...

The ripples suggest that the lake was free of ice at one point.

On July 25th, a NASA scientist was studying images of a region of Mars called "Cydonia" when something caught his eye. He had ...

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

Martian clouds are almost always made of dry ice, or frozen carbon dioxide. 95% of the planet's atmosphere is CO2.

Taken over 16 minutes on January 17 the images show noctilucent or twilight clouds tinged with colour. This video has been ...

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

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

NASA sent a valentine to space lovers on social media this week posting images of heart shapes found on Mars. The pictures ...

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

Known as Noctilucent or night-shining clouds, twilight clouds are typically seen on Earth during the summer, but this time, ...

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