The Medusae Fossae Formation of Mars has ice deposits over 2 miles deep, potentially providing vital water resources for ...

This is what Mr Musk said he wanted to do last year. Then it seemed barely plausible. Today it looks next to impossible. Mr ...

Toxic dust on Mars would make a future mission to the red planet extremely hazardous for astronauts and require significant ...

The Curiosity rover detected the largest organic molecules to date on Mars, which may be fragments of fatty acids, or some of ...

Elon Musk’s Mars ambitions face political, technical, and timing hurdles, impacting NASA’s Moon plans and America’s space ...

Martian dust contains hazardous substances like silica, perchlorates, nanophase iron oxides and toxic metals, which can cause ...

Martian lake beds and deltas reveal the Red Planet’s watery past. But many puzzles remain, scientist Bruce Jakosky says.

"If the moon and a planet are near Castor and Pollux you have an impressive show." From our earthly perspective, the moon and Mars will appear closest to each other at around 8 p.

Saturn is below Venus and very low in the predawn sky. In late April it is five degrees above the horizon. You may need ...

But Curiosity wasn't the only one with a geological mystery. At the same time, roughly 2,300 miles away on the other side of ...

Experts analyzed satellite imagery of planetary surface cracks and compared them with Earth's geologic features, searching ...