Binary asteroid
Encyclopedia : B : BI : BIN : Binary asteroid
The term binary asteroid refers to a system in which two asteroids orbit their common centre of gravity, in analogy with binary stars.
Asteroids that have moons of roughly the same size are sometimes called "double asteroids". An example is the 90 Antiope system.
For more detail, see the entry on asteroid moons.
| The minor planets |
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| Vulcanoids | Near-Earth asteroids | Main belt | Jupiter Trojans | Centaurs | Damocloids | Comets | Trans-Neptunians (Kuiper belt · Scattered disc · Oort cloud) |
| For other objects and regions, see: , , asteroid moons and the Solar system For a complete listing, see: List of asteroids. See also Pronunciation of asteroid names and Meanings of asteroid names. |
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