Both were discovered by american astronomer asaph hall in 1877 and are named after the greek mythological twin characters phobos (panic/fear) and deimos (terror/dread) who accompanied their father ares into battle.
View What Are The Names Of Mars Two Moons
Pictures. Both were discovered by asaph hall in august 1877 and are named after the greek mythological twin characters phobos (panic/fear) and deimos (terror/dread) who accompanied their father ares into battle. They are irregular in shape.
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When the two martian moons, phobos and deimos, were eventually found, by asaph hall at the us naval observatory, their orbits proved to be quite similar to those described in swift's novel. The moons of mars are phobos and deimos. Phobos is actually 6,000 km from the surface of mars and revolves around mars in 7.7 hr, whereas swift gave the values 13,600 km and 10 hours, respectively.
Phobos means fear or panic and deimos means flight (as is running away after being defeated).
Phobos is the larger and nearest of mars' two natural satellites, the other being deimos. These six images from nasa's mars rover curiosity show the two moons of mars moments before (left three) and after (right three) the larger moon, phobos, occulted deimos on aug. The choice of names is often determined by a satellite's discoverer; A recurring online rumor that has been circulating since 2003 claims that august 27 of a given year will bring the closest encounter between mars and earth in recorded history, during which, supposedly, mars will appear as large as the full moon and it will look like there are two moons in the night sky.
