Martian Moons

Orbiting Mars are two natural satellites, or moons, known as Phobos and Deimos, both of which are twins who are sons of Ares(Mars). The notable features of both moons are that they are relatively small and irregular housing many craters each.

Phobos

Properties:

Mass: 1.0659*10¹⁶ kg

Radius: 11.2667 km

Semi-major Axis: 9376 km

Orbital Period: 7 hr 39.2 min(0.318 days)

Rotational Period: 7 hr 39.2 min(Synchronous with orbit)

Surface Gravity: 0.0057 m/(s²)

Etymology: Phobos(son of Ares)(personification of fear and panic)

Deimos

Properties:

Mass: 1.4762×10¹⁵ kg

Radius: 6.2 km

Semi-major Axis: 9376 km

Orbital Period: 1.263 days

Rotational Period:1.263 days(Synchronous with orbit)

Surface Gravity: 0.003 m/(s²)

Etymology: Deimos(son of Ares)(personification of dread and terror)

Citations/Attributions

Phobos. Provided by: Wikipedia. Located at: https://en.wikipedia.org/wiki/Phobos_(moon). License: CC BY-SA: Attribution-ShareAlike

Deimos. Provided by: Wikipedia. Located at: https://en.wikipedia.org/wiki/Deimos_(moon). License: CC BY-SA: Attribution-ShareAlike