Mars is the fourth planet from the sun and has a distinct rusty red appearance and two unusual moons. The Red Planet is a cold, desert world within our solar system. It has a very thin atmosphere, but ...

For years, scientists have been intrigued by mysterious dark streaks running down the slopes of Martian cliffs and craters. These marks, called slope streaks and recurring slope lineae (RSLs), have ...

Despite its dry, dusty surface and thinner atmosphere, Mars may have more in common with Earth than scientists previously thought. In a new study, researchers at the University of Rochester—including ...

Add Yahoo as a preferred source to see more of our stories on Google. Ground-penetrating radar reveals a long-lost river system hidden under the surface of Mars. (NASA/JPL/UCLA/UiO/ETH Zurich) Far ...

A new study using high-resolution images from NASA's Mars Reconnaissance Orbiter (MRO) has revealed striking surface patterns on Mars that resemble the effects of paint dripping down a wall—a ...

Mars may look like a quiet, dusty world, but it’s actually buzzing with hidden electrical activity. Powerful dust storms and ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA's Perseverance rover has added to its trove of curious finds, as the space agency published a photo of a rock on the surface ...

NASA finds evidence on Mars of water that flowed billions of years ago, broadening the possibilities for life on the Red ...

NASA's Perseverance rover has added to its trove of curious finds, as the space agency published a photo of a rock on the surface of Mars that looks like a centuries-old helmet. The rock has a pointed ...