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

Such "doorways" have been seen on the Red Planet before, spotted by those trawling through the wealth of raw images captured ...

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

The Philippine Mars' final flight ended in Lake Pleasant, Arizona, where the aircraft will be displayed. See photos of the ...

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

Why it's so special: These odd, fan-like features on the surface of Mars are geysers of gas and dust near the planet's south ...

Social media users are swooning over images of heart shapes found on Mars. The series of pictures were captured from the Mars ...

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

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 ...

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

The last Martin Mars flying boat, Philippine Mars, has landed in Arizona for permanent display at the Pima Air and Space ...

Social media users are swooning over images of heart shapes found on Mars. The series of pictures were captured from the Mars Global Surveyor (MGS) earlier this century, but have caused hearts to ...