Asteroid, the astronomical object; this is the primary definition. Specific variants include the following:

Asteroid belt

Asteroid (film), 1997 TV movie about the American Government trying to stop an asteroid colliding with the Earth

Asteroid deflection strategies

Starfish, belong to a class of invertebrate animals known as Asteroidea

Asteroid moon

Asteroids (arcade game), a popular vector-based video arcade game released in 1979 by Atari

Amor asteroid

Trojan asteroid

Asteroid Belt (album), Velvet Chain's 5th album, released in November 2003 under the Freak Records label

Asteroid (Pearl & Dean), a piece of music played in cinemas in the UK, before and after the Advertising section before the feature film, owned by Advertising firm Pearl & Dean

Apollo asteroid

Aten asteroid

Apohele asteroid

Asteroids Deluxe, the sequel to Asteroids the arcade game, produced in 1980 by Atari

Astroid, a particular type of mathematical curve: a hypocycloid with four cusps

Binary asteroid

Arjuna asteroid

Maria asteroids

Asteroids Hyper 64, an update to the 1979 arcade shooter Asteroids released for the Nintendo 64 in 1999

Asteroid (band), a stoner metal band from Sweden