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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

Keck was to have studied the extrasolar planet at the same time as the Hubble Space Telescope and a telescope on board the International Space Station.

From Washington Times ● Aug. 10, 2019

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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