Six of our cosmic neighbors are expected to line up across the night sky tonight, in what has been dubbed a "planetary parade ...

Throughout January, six planets will line up in the night sky, with tonight offering the best chance of viewing the ‘planet ...

Living on Mars will be no easy feat. Building viable living quarters would require an inflatable habitat that can be covered ...

Thousands of mysterious clay mounds found on Mars were formed by ancient water on the Red Planet's barren northern plains, ...

The United States will once again consider itself a growing nation, one that increases our wealth, expands our territory, ...

The 3.7-billion-year-old formations in the planet's Gale Crater suggest the presence of long-gone bodies of liquid water, with no ice covering the surface ...

Stargazers are in or a treat as six planets - Venus ... offering fresh support for theories that Mars once had vast bodies of water. Studying images and radar data from Utopia Planitia, the ...

Images of Mars taken from orbit show thousands of mounds in a region sculpted by water billions of years ago. A robotic mission may investigate the area one day.

Research suggests that an ancient shoreline helped to sculpt the drop between Mars' southern and northern hemispheres.