PARIS — A European tracking antenna in Australia failed to pick up any signals from Russia’s Phobos-Grunt spacecraft the night of Nov. 24-25 after two consecutive evenings of success, a setback ...

Mars may have once had rings, and researchers say the evidence may still be orbiting the planet today. Phobos, the tiny Martian moon, may have once been much larger, slowly getting closer to Mars ...

Forbes contributors publish independent expert analyses and insights. I cover aerospace, astronomy & hosted The Cosmic Controversy Podcast. Mars' mysterious moons of Deimos and Phobos have long ...

(CNN) — Mars has long been a point of fascination for scientists as they try to uncover the planet’s past and determine if it ever supported life. It turns out that Phobos, one of the Martian moons, ...

Understanding the interior structure of Phobos could be key in solving the mystery of its origin. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Of all the moons in our solar system, the Martian moon of Phobos might be the most interesting. It's not a near-perfect sphere like most of the moons we see, and it almost looks like an overgrown ...