Phobos is named after the Greek god of fear and is the larger of Mars' two moons. Its smaller companion is named Deimos. Phobos orbits the Red Planet three times a day at a distance of only 3,700 ...

The red planet Mars, named for the Roman god of war, has long been an omen in the night sky. And in its own way, the planet’s rusty red surface tells a story of destruction. Billions of years ...

Mars spiders have arrived on Earth. But fear not, arachnophobes — these "spiders" aren't actual arachnids, but spider-like geological formations on the Martian surface. And NASA has just ...

New research suggests Mars' missing atmosphere -- which dramatically ... the clay minerals acted to draw down and store enough carbon dioxide from the atmosphere to cool the planet over millions ...

The discovery was made on the Red Planet's northern polar plains thanks to observations of Mars' gravity by NASA's Insight mission and other satellites in orbit. Map highlighting the dense ...

Few things in space are simply black and white — but this bizarre rock certainly is. NASA’s Mars Perseverance Rover discovered a strange black-and-white rock unlike anything seen on Mars ...

Amid the mundane pebbly terrain of Mars' surface, NASA's Perseverance rover recently spotted something remarkable: a strange, striped object the agency is now calling the "zebra rock ...

Perseverance has seen a lot of groundbreaking things since it landed on Mars in February 2021, and now we can add one more discovery to the list: a really weird rock. On September 13, NASA’s ...

Elon Musk took to X on Sunday to tell people that if they vote for Donald Trump, he’ll take them to Mars within several years—and if they vote for Kamala Harris, they can kiss a trip to outer ...

SpaceX is planning to send five uncrewed Starships to Mars over the next few years, CEO Elon Musk said on his social media site, X. According to Musk, SpaceX has to wait for the next Earth-Mars ...

Researchers have developed a Martian atmospheric evolution model to propose a new theory about Mars's past. Although Mars is currently a cold, dry planet, geological evidence suggests that liquid ...

Mars wasn't always the cold desert we see today ... the clay minerals acted to draw down and store enough carbon dioxide from the atmosphere to cool the planet over millions of years.