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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

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

But we already know our world is easily detectable by extrasolar observers.

From Scientific American Jul. 1, 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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