1) Ast 2) Orb 1) Asteroid 2) Ceres, pallas or vesta 3) Eros or Ceres 4) Image Comic title 5) Minor planet 6) Planet 
Synonymous with asteroid, a small celestial body orbiting the Sun, not a planet
• (n.) A body resembling a planet; an asteroid.
An asteroid.
Another name for an asteroid or minor planet.
Synonym of asteroid
Plan'et·oid noun [ Planet + -oid .] (Astron.) A body resembling a planet; an asteroid. 
planetoid, planetoidal 1. A branch of astronomy that studies the origin and composition of the planets and other solid bodies in the solar system such as comets and meteors; asteroid. 2. A body resembling a planet; a name sometimes given to the minor planets or asteroids. 3. Of or belonging to the astroids.