太たい陽よう系けい小しょう天てん体たい

noun

small solar system body

Technical term in astronomy for objects orbiting the Sun that are not planets, dwarf planets, or satellites. Asteroids, comets, and trans-Neptunian objects are also used.

• 太たい陽よう系けい小しょう天てん体たいには小しょう惑わく星せいや彗すい星せいが含ふくまれる。

  Small solar system bodies include asteroids and comets.