plural of asteroid

(zoology) Any member of the taxonomic class Asteroidea; a starfish

(astronomy) A naturally occurring solid object, which is smaller than a planet and is not a comet, that orbits a star and often has an irregular shape.

Of or pertaining to an asteroid

plural of Trojan asteroid

plural of Atira asteroid

plural of Apohele asteroid

plural of Vatira asteroid

(astronomy) The main asteroid belt, the region of the orbital plane of the Solar System located between the orbits of Mars and Jupiter which is occupied by numerous minor planets (asteroids) and the dwarf planet Ceres.

(astronomy) A set of orbits in a region that contains asteroids or similar minor planets arrayed as an annulus around the planetary system's orbital center.