Converse of object

• deflect: They could be used to deflect an asteroid on a collision course with Earth.

• orbit: This image is made up from the many pictures received from the NEAR Shoemaker spacecraft as it orbits the asteroid Eros.

• discover: Dactyl is the first moon of an asteroid ever discovered.

• capture: Many of the outer moons are probably asteroids captured by the giant planet's gravity.

• destroy: These enable any pilot, however inexperienced, to destroy the asteroids threatening the mining bases.

• name: Astronomer's asteroid Dr. Ann Gower, former Fellow of New Hall, has been honored by having an asteroid named after her.

Converse of subject

• strike: The event, entitled ' What are the chances of the Earth being struck by a huge asteroid?

• hit: So just how often does the Earth get hit by asteroids?

Adjective modifier

• known: All other known asteroids are less than 340 km across.

• giant: And what would happen if a giant asteroid hit Earth?

Modifies a noun

• belt: They are quite rare in the main asteroid belt.

• deflexion: S51 Asteroid Deflexion: The Panel Assuming we can move asteroids, should we?

• crater: Fossils and Asteroid Impacts Find out how examining the rocks and fossils around an asteroid impact crater can help us reveal its full effects.

• collision: Recent results on the comet and asteroid collision probability.

• impact: Yeah, till the next ice age or the next asteroid impact.

• storm: The mining operations on each moon need your protection against frequent asteroid storms that sweep through the Darxide system.

Noun used with modifier

• near-earth: A mosaic of four images of the near-Earth asteroid Eros, taken by the NEAR probe on 14 February 2000.

• rogue: It endangers out planet more than global warming, nuclear winter or rogue asteroids.

Possessives

• surface: The craft used the target marker deployed on 19 November to guide it to the correct position on the asteroid's surface.

Preposition: in

• belt: Sadly it ain't like that - there's vastly more space than asteroid in the asteroid belt.