An astronomer at the U.S. Naval Observatory has developed a hypothesis to explain the unique shape and terrain of Mars. He suggests both are due to a long-lost moon. Michael Efroimsky has ...

THE famously desolate Mars landscape could be scattered with trees to the untrained eye, according to a recently shared Nasa ...

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

Mars may look like a sphere, but it’s actually a triaxial ellipsoid. Unlike any other rocky planet in the Solar System, it’s shaped rather like a rugby ball, but with different sizes along all three ...

“The shape and pattern of these aeolian bedforms—geologic features shaped by wind—can tell us so much about the environment,” said Lauren Berger, who is the recipient of the NASA grant.“By comparing ...

One day, we could be Martians. Not the luminous green blobs with three eyes and wobbly antennae, but humans, born and raised on the Red Planet. NASA researchers are currently spending a year in a ...

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

Today, Mars has two tiny moons. But early in its history, the Red Planet may have had a much larger moon, which might be responsible for Mars' weird shape and extreme terrain, Michael Efroimsky ...