Seismic readings of the interior of Mars strongly suggest large quantities of water buried 6 to 12 miles underground.

More than 3 billion years ago, Mars intermittently had liquid water on its surface. After the planet lost much of its ...

An arrowhead-shaped rock on Mars sporting features that may hint at ancient microbial activity on the Red Planet has left ...

Since its arrival on the Martian surface five years ago, NASA’s Perseverance rover has been busy scouring the Red Planet for ...

Robert Zubrin, the planet’s leading strategist for landing humans on Mars, predicts SpaceX’s Starship will win the race to ...

Water once existed in abundance of at the surface of Mars. How much of that water has been stored in the planet's crust is still unclear, according to a new analysis.

Mars might hold enough subsurface water to cover its surface in a global ocean between 0.62 to 1.24 miles (1 to 2 kilometers) ...

Electrolysis has been a mainstay of crewed mission designs for the outer solar system for decades. It is the most commonly ...

Mars has fascinated people for centuries, not only because it is our closest neighbor in space but also because of its ...

NASA’s Perseverance rover found pale rocks containing kaolinite on Mars, a mineral that forms in warm, wet conditions.

Are subterranean lifeforms viable on Mars? A new interpretation of Martian seismic data by scientists Ikuo Katayama of ...