solar system
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.solar system
nounDefinition of SOLAR SYSTEM
: the sun together with the group of celestial bodies that are held by its attraction and revolve around it; also : a similar system centered on another star
See First Known Use of SOLAR SYSTEM
circa 1704
solar system
noun (Concise Encyclopedia)The Sun, its eight major planets, the dwarf planets and small bodies, and interplanetary dust and gas under the Sun's gravitational control. Another component of the solar system is the solar wind. The Sun contains more than 99% of the mass of the solar system; most of the rest is distributed among the planets, with Jupiter containing about 70%. According to the prevailing theory, the solar system originated from the solar nebula. See also asteroid; Centaur object; Ceres; comet; Earth; Eris; Jupiter; Kuiper belt; Mars; Mercury; meteorite; Neptune; Oort cloud; Pluto; Saturn; Uranus; Venus.
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