Extrasolar object
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Extrasolar (From extra, Latin for outside or beyond, and solar, Latin for the Sun) is a term applied to any object that exists outside the Solar System. It is not applied to stars, or any other celestial object that is larger than a star or the Solar System, such as a galaxy. It is only used for objects which are also found in the Solar System. The terms for extrasolar examples of Solar System bodies are:
- Extrasolar planet, also called an "exoplanet"
- Extrasolar moon, also called an "exomoon"
- Exocomet, an extrasolar comet
- Extrasolar asteroid, with one identified as of 2013, orbiting GD 61
See also
- Extraterrestrial, referring to objects or phenomena existing within the Solar System, but not on Earth
- Extragalactic astronomy, the study of objects outside the Milky Way Galaxy