Below the red section is purplish-brown terrain, which has a high concentration of silicates and a low concentration of iron, ...

Mars, the fourth planet from the Sun, is a subject of fascination for astronomers. Though significantly smaller than Earth, ...

The thick, mineral-rich layers of clay found on Mars suggest that the Red Planet harbored potentially life-hosting ...

In a new study published in the journal Nature Astronomy, scientists say mineral-rich layers of clay on Mars were once ideal ...

"Returning the scientifically selected samples that await us on Mars, as part of a balanced portfolio, will help to ensure ...

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

New research shows how Mars may have undone its own habitability, while Earth stayed stable enough to support life.

One of the great unsolved problems in modern planetary science is written on the surface of Mars. Mars has canyons that were ...

The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, ...

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

The meteorite weighs about 54 lbs. and is approximately 15 inches across at its widest section, per the release. The house also stated that the “incredibly rare discovery” was ejected from the surface ...

A meteorite that is the largest known piece of Mars on Earth is expected to fetch up to $4 million when it goes up for ...