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extrasolar

American  
[ek-struh-soh-ler] / ˌɛk strəˈsoʊ lər /

adjective

  1. outside, or originating outside, the sun or the solar system.


extrasolar British  
/ ˌɛkstrəˈsəʊlə /

adjective

  1. occurring or existing beyond the earth's solar system

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of extrasolar

First recorded in 1885–90; extra- + solar 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

"The variability of extrasolar planets is just enormous," Muñoz said.

From Science Daily Oct. 15, 2025

Webb will study a number of astronomical objects, including the most distant galaxies in the Universe, the atmospheres of extrasolar planets and stellar nurseries shrouded in dust.

From Scientific American Jan. 25, 2022

And unlike many extrasolar discoveries, this object was not found through indirect methods — the subtle wobbling of a star revealing the presence of an orbiting planet, for example.

From New York Times Jul. 23, 2021

Fomalhaut b was thought to be among the few extrasolar planets to have been imaged directly.

From Nature Apr. 20, 2020

Leave the solar system and start looking for an extrasolar Earthlike planet.”

From "Ready Player One: A Novel" by Ernest Cline

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