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Mars has two natural satellites, which are its two moons named Phobos and Deimos. The two moons of Mars orbit its atmosphere, just as Earth's moon orbits this planet. The discovery of the two Mars satellites dates back t... More »

www.reference.com Science Astronomy Planets

The name of Earth's natural satellite is the moon. In terms of size, the moon is not the biggest natural satellite in the solar system, but it is large and ranks fifth among the other moons. In fact, the moon is one of t... More »

www.reference.com Science Astronomy

Earth has many satellites orbiting it, but the only significant natural satellite that orbits the Earth is the moon. The Union of Concerned Scientists (UCS) maintains a listing of all man-made satellites orbiting the Ear... More »

www.reference.com Science Astronomy Our Moon
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Mars has two moons: Phobos and Deimos. Both moons are irregularly shaped and very small in size compared to the Earth’s moon. Phobos is the larger of the two, with an average radius of 6.9 miles; Deimos has an average ra... More »

www.reference.com Science Astronomy Planets

Mars has two very small satellites orbiting it, Phobos and Deimos. Scientists believe that both moons are actually asteroids captured via Mars's gravitational field. Made of dark rock that includes a great deal of carbon... More »

www.reference.com Science Astronomy Planets

The two moons of Mars, Deimos and Phobos, are dark and feature numerous craters. They are covered with dust and rocks and show evidence of landslides. More »

www.reference.com Science Astronomy Planets

The names of the moons that orbit Mars are Phobos and Deimos. American astronomer Asaph Hall discovered the two moons in 1877. Both Phobos and Deimos may actually be captured asteroids because their surfaces are made of ... More »

www.reference.com Science Astronomy Planets