Mars has lost immense amounts of water over it lifetime, and scientists aren't sure exactly how. New research hints that the ...

The aerospace giant says it can revive Mars Sample Return with a leaner, lower-cost approach drawing on proven designs.

The spacecraft now almost tips upside down relative to Mars to give its radar the best view. The Mars Reconnaissance Orbiter ...

In all, there are only 400 known Mars rocks on Earth, comprising less than 1% of all known space rocks on the Blue Planet.

A 54-pound meteorite from Mars is expected to fetch up to $4 million when it goes up for auction later this month at ...

How did Earth, alone among the solar system's rocky planets, become the home for life? How, among all this frigid ...

Looks like Mars might have had more water than anyone previously imagined.

NASA's beleaguered Mars Sample Return mission may get a reprieve from an unexpected source. Lockheed Martin has proposed a ...

How did Earth, alone among the Solar System's rocky planets, become the home for life? How, among all this frigid ...

NASA’s Mars Reconnaissance Orbiter has learned to pull off daring 120-degree rolls that give its SHARAD radar ...

An analysis led by the University of Chicago of Mars Science Laboratory Curiosity rover data may explain why the planet was ...

Our two-person team loaded the car with a GPS, a drone, notebooks, sample bags, a trowel and a flat spatula lovingly called a ...