substellar object
astronomical object with insufficient mass to sustain nuclear fusion
planet
celestial body directly orbiting a star or stellar remnant
brown dwarf
type of substellar object larger than a gas giant
satellite
object in orbit around another object
contact binary
small Solar System body that is composed of two bodies
planetary body
any secondary body with a planet-like geology
natural satellite
celestial body that orbits a planet or other smaller body in turn directly orbiting a star
small Solar System body
object in the Solar System that is neither a planet, nor a dwarf planet, nor a satellite
interstellar object
astronomical object in interstellar space, such as a comet
sub-brown dwarf
astronomical object of planetary mass that formed in the manner of stars
minor planet
astronomical object in direct orbit around the Sun that is neither a planet nor a comet
ring system
cosmic dust and debris orbiting an astronomical body