On January 29, 1989, a Soviet space probe named Phobos 2 arrived in orbit around Mars. This was the last space mission ...

Phobos is the larger and innermost of Mars' two moons, and it's a fascinating celestial body. It's small, irregularly shaped, and orbiting just about 6,000 kilometers above the surface of the Red ...

As an astronomer studying the universe beyond Earth, I’m fond of “outside the box” views almost by default. But one of my favorites is whenever a spacecraft takes a snapshot of our home world and the ...

Six planets in the solar system have at least one moon. Both Earth and Mars are toward the lower end of the lunar count, as our home planet only has one moon, and Mars has two. But not all moons share ...

The European Space Agency (ESA) has released a stunning new pair of images showing Mars' inner moon Phobos crossing the face of the Red Planet, processed and shared by image specialist Andrea Luck.