Phobos (moon) - Wikipedia
Phobos is a small, irregularly shaped object with a mean radius of 11 km (7 mi). It orbits 6,000 km (3,700 mi) from the Martian surface, closer to its primary body than any other known natural …
Phobos - NASA Science
Nov 3, 2024 · Phobos is the larger of Mars' two moons and is 17 x 14 x 11 miles (27 by 22 by 18 kilometers) in diameter. It orbits Mars three times a day, and is so close to the planet's surface …
Phobos: Facts About the Doomed Martian Moon | Space
Dec 8, 2017 · Phobos means fear (as in phobia), while Deimos means flight (especially in the sense of fleeing after a defeat), according to NASA. NASA's Mars rover Curiosity snapped this …
In Depth | Phobos – NASA Solar System Exploration
Phobos is the larger of Mars' two moons and is 17 x 14 x 11 miles (27 by 22 by 18 kilometers) in diameter. It orbits Mars three times a day, and is so close to the planet's surface that in some …
Phobos | Orbit & Surface Features | Britannica
Mar 5, 2025 · Phobos, the inner and larger of the two moons of Mars, in a composite of photographs taken by the Viking 1 orbiter in October 1978 from a distance of about 600 km …
Mars’ Moon Phobos is Slowly Falling Apart - NASA
Nov 10, 2015 · The long, shallow grooves lining the surface of Phobos are likely early signs of the structural failure that will ultimately destroy this moon of Mars. Orbiting a mere 3,700 miles …
Phobos: Distance, Differences, Facts, Size, Surface
Aug 26, 2024 · What is Phobos moon? Phobos is one of the two natural satellites of Mars, discovered by American astronomer Asaph Hall in 1877. Phobos measures approximately 22 …
Phobos - NASA
NASA Cameras on Blue Ghost Capture First-of-its-Kind Moon Landing Footage. article 9 hours ago. 2 min read. NASA Continues BioNutrients Space-Fermented Food Research. article 2 …
Time-Lapse of Phobos in Orbit Around Mars - Science@NASA
Jul 20, 2017 · Over the course of 22 minutes, Hubble snapped 13 separate exposures of the little Martian moon. Phobos completes an orbit in just 7 hours and 39 minutes, which is faster than …
Phobos (moon) - Wikiwand
Phobos is a small, irregularly shaped object with a mean radius of 11 km (7 mi). It orbits 6,000 km (3,700 mi) from the Martian surface, closer to its primary body than any other known natural …