For anyone curious about what it's like to stand on another planet, Earth offers a few convincing previews. Mars may be 140 ...

Using images from cameras on Mars orbiters, an international research team has discovered structures on Mars that are very ...

New research suggests Mars was once a blue planet, as scientists identify river deltas and signs of a vast ancient ocean on ...

More than 3.5 billion years ago, the Earth was not the hospitable world we know today. The atmosphere lacked oxygen, the seas ...

Mars is absolutely dripping with evidence that the red planet was once a striking blue, complete with glistening lakes, ...

After years of careful observation, NASA’s InSight probe finally detected the data scientists had been hoping to find beneath ...

'Because the ice is thin and temporary, it would leave little evidence behind, which could explain why rovers have not found ...

Spacecraft orbiting the Red Planet have helped researchers map out an ancient coastline that surrounded a large ocean billions of years ago ...

The surface of Mars looks like an empty red wasteland. But if you look a bit closer, the remnants of an ancient alien civilization begin to take shape. At least, that's the conclusion of George J.

Scientists have traced ancient Martian shorelines inside a giant canyon, revealing where a vast ocean once stood and why ...

The red planet was half blue, according to space scientists. A research team using images from cameras on Mars-orbiting ...

MARS was not always the beaming red we’re so used to seeing in space. Scientists have revealed that it was actually a “blue ...