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physical object > natural object > celestial body > planet > naked eye planet > Mars |
Mars comparison table |
Subject | has surface temperature | is an instance of | has inclination | has radius (1974) 3394 km | has mean density | has eccentricity | has albedo | has oblateness | has been observ | has obliquity | has synodic period | has mean orbital velocity | has sidereal period | has atmospheric pressure | has atmosphere composition | has surface gravity | has mass 6.45 × 1026< sup> g (0.11 MEarth) | has composition | has rotational period | has core composition | is a kind of | has number of satellite | has apparent magnitude | has material | has mean distance from sun | has motion relative to star | has definition | has escape velocity |
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naked eye planet | for many centuries | various elements | planet | brighter than 5 | epicycloidal | a planet in our solar system visible to the unaided eye | ||||||||||||||||||||||
superior planet | various elements | planet | Planets farther from the Sun than the Earth is (i.e., Mars to Pluto). | |||||||||||||||||||||||||
terrestrial planet | mostly made of heavier non-volatile elements | planet | silicates, oxides, water | A planet having a compact rocky surface like Earth | ||||||||||||||||||||||||
Mars | 248 K | superior planet | i = 1°.85 | -has source: Hopkins, J. 1976 Glossary of Astronomy and Astrophysics, University of Chicago Press | 4.0 g cm-3 | e = 0.0934 | 0.16 | 0.0092 | for many centuries | 23°59' | 779.9 days | 24.2 km s-1 | 687 days | 3.5 millibars (data from mariner 7) | more than 90% CO2, traces of O2, CO, H2O. | 0.38 that of Earth | mostly made of heavier non-volatile elements | 24h37m22s.6 | liquid Ni - Fe | 2 | brighter than 5 | silicates, oxides, water | 1.5237 AU | epicycloidal | Fourth major planet out from the Sun. Its tiny satellites are locked in synchronous rotation with mars. | 5.1 km s-1 |
Next naked eye planet: Saturn Up: naked eye planet, superior planet, terrestrial planet Previous naked eye planet: Jupiter