phobos

Bouncing Boulders May Finally Explain How Mars’ Ugliest Moon Got Its Stripes

Bouncing Boulders May Finally Explain How Mars’ Ugliest Moon Got Its Stripes

Mars boasts two of the ugliest moons in the Solar System, including Phobos—an oddly shaped, pockmarked moon featuring a distinctive set of stripes. Astronomers have debated the origin of these grooves for decades, but a new computer simulation suggests Phobos’ stripes were made by rolling and bouncing boulders dislodged by…

Mars’ Small, Stressed Out Moon Is Painfully Relatable In New Photo

Mars’ Small, Stressed Out Moon Is Painfully Relatable In New Photo

Mars’ two moons, Phobos and Deimos, are like the bay leaves of the solar system: They’re fine I guess but what are they trying to do? The larger satellite, Phobos, is interesting because its existence is almost poetic: It’s small, falling apart due to stress, and, apparently, desperately in need…

NASA Spacecraft Avoids Very Embarrassing Collision With Mars’ Moon

NASA Spacecraft Avoids Very Embarrassing Collision With Mars’ Moon

We’re all a little uncoordinated at times, but when you’re a hunk of metal hurling through space, the consequences are a bit more severe. This week, NASA’s Mars Atmosphere and Volatile EvolutioN (MAVEN), which has been orbiting the Red Planet for two years, had to perform a last-minute manoeuvre to…