NWA 16788, the largest piece of Mars to ever make its way to Earth, is set to go up for auction on July 16 and is expected to ...

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 ...

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 ...

If we're to land humans on Mars in the coming decades, we'll have to know what challenges await them when they get there.

As the sun grew hotter, so did Mars, prompting much of its atmospheric carbon dioxide to rain out and ultimately get locked ...

The second half of the 19th century was a particularly interesting time to imagine Mars. This was a period during which the ...

It's possible that Mars' moons were originally asteroids that were captured by the planet's gravitational pull. There's also ...