celestial body (redirected from Astronomical object)

Thesaurus

Noun

1.

celestial body - natural objects visible in the sky   heavenly body natural object - an object occurring naturally; not made by man minor planet, planetoid - any of numerous small celestial bodies that move around the sun major planet, planet - (astronomy) any of the nine large celestial bodies in the solar system that revolve around the sun and shine by reflected light; Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto in order of their proximity to the sun; viewed from the constellation Hercules, all the planets rotate around the sun in a counterclockwise direction planet - any celestial body (other than comets or satellites) that revolves around a star planetesimal - one of many small solid celestial bodies thought to have existed at an early stage in the development of the solar system primary - (astronomy) a celestial body (especially a star) relative to other objects in orbit around it quasar, quasi-stellar radio source - a starlike object that may send out radio waves and other forms of energy; many have large red shifts satellite - any celestial body orbiting around a planet or star star - (astronomy) a celestial body of hot gases that radiates energy derived from thermonuclear reactions in the interior star - any celestial body visible (as a point of light) from the Earth at night cosmos, macrocosm, universe, world, existence, creation - everything that exists anywhere; "they study the evolution of the universe"; "the biggest tree in existence" winkle, twinkle, scintillate - emit or reflect light in a flickering manner; "Does a constellation twinkle more brightly than a single star?"