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 locations on Mars it cannot always be seen. Meer weergeven Phobos is nearing Mars at a rate of six feet (1.8 meters) every hundred years; at that rate, it will either crash into Mars in 50 million years or break up into a ring. Its most prominent feature is the 6-mile (9.7 kilometer) … Meer weergeven Measurements of the day and night sides of Phobos show such extreme temperature variations that the sunlit side of the moon rivals a pleasant winter day in Chicago, … Meer weergeven Phobos and Deimos appear to be composed of C-type rock, similar to blackish carbonaceous chondrite asteroids. Observations by Mars Global Surveyor indicate that the surface of this small body … Meer weergeven Hall named Mars' moons for the mythological sons of Ares, the Greek counterpart of the Roman god, Mars. Phobos, … Meer weergeven Web30 nov. 2024 · The orbit of Phobos is not perfectly circular though, so at periapsis (9,234km) and apoapsis (9,518km), the corresponding angles are 43.1 ° and 41.7 ° (More than a …
Phobos (moon) - Wikipedia
Web4 feb. 2024 · The distance to Mars from Earth constantly changes as they orbit the sun. The average distance between Earth and Mars is 140 million miles (225 million km). Web8 jul. 2024 · With a radius of 2,106 miles (3,390 kilometers), Mars is about half the size of Earth. If Earth were the size of a nickel, Mars would be about as big as a raspberry. … tabletop compost bag frame
How Big is Phobos When Seen from the Surface of Mars?
WebDeimos (pronounced DEE-MOS) is the second moon orbiting the planet Mars along with Phobos. It is considered the second moon of the red planet because its orbit path is much further away than Phobos. Deimos is also the smaller of the two moons with a diameter of just 12.4 km (7.7 miles). Unlike our Moon which orbits the Earth, Deimos has a very ... WebPhobos (fear) is a moon of Mars and was named after an attendant of the Roman war god Mars. ... Mean distance from Mars (km) 9,380: Rotational period (days) 0.31910: Orbital period (days) 0.31910: ... This interpretation stretches the data as far as possible. (Courtesy A. Tayfun Oner) Web15 aug. 2024 · Phobos (Mars I) Radius: 11.2 km (6.9 miles) Mass: 1.0659×10^16 kg; Orbital speed (sidereal): 7 h 39 m 12 sec; Surface temperature: from −4 °C to −112 °C … tabletop composters