High above the rust-tinged, dusty surface of Mars, two small, misshapen and heavily cratered moons circle. Phobos, a battered, potato-shaped world roughly 22km (14 miles) across, orbits just under ...
A recent discovery suggests Mars may have once had a much larger moon, which could have caused tides in a lake that once filled Gale Crater. This intriguing possibility comes from a study of sediment ...
The mystery of how Mars acquired its moons, Phobos and Deimos, may start to be unravelled in 2026 with the launch of a spacecraft that will eventually bring a chunk of Phobos back to Earth. “We are ...
Searching for clues on Phobos and Deimos. Damond Benningfield The Mars Moons eXploration spacecraft will fire its thrusters to maneuver into orbit around Mars (depicted in this digital art). JAXA Mars ...