extrasolar

adjective
ex·​tra·​so·​lar | \ˌek-strə-ˈsō-lər, -ˌlär\

Definition of extrasolar 

: originating or existing outside the solar system extrasolar planets

Examples of extrasolar in a Sentence

Recent Examples on the Web

This suggests that this extrasolar system formed from a cloud of material that was enriched by a supernova, or the death of a giant star called an asymptotic giant branch (AGB) star, the researchers said. Samantha Mathewson, Space.com, "Weird Stuff Swirls in Air of Huge, Puffy Alien Planet," 26 June 2018 Currently, these ideas can be tested against the distribution of current planets in our solar system and extrasolar systems. Joshua Sokol, WIRED, "These Spinning Disks of Gas and Dust Reveal How Planets Get Made," 28 May 2018 Overnight: The Hunt for Planets Overnight visitors are invited to come dressed as their favorite detective or not and learn about our solar system and the search for extrasolar planets in a multimedia performance. Chronicle Staff Report, San Francisco Chronicle, "Kids listings," 9 Feb. 2018 Observations from other telescopes have confirmed A/2017 U1’s extrasolar origins. The Economist, "AstronomyThe first visitor from another solar system has just been spotted," 2 Nov. 2017 His work covers a wide range of topics, from Dark Energy to extrasolar planets. Steve Mirsky, Scientific American, "Curiouser and Curiouser," 1 Aug. 2017 Barnes’ simulations predicted more-dire consequences for extrasolar planets near the edge of their habitable zones, though. Lisa Grossman, WIRED, "Planetary Bullies Make Astronomers Rethink the Habitable Zone," 24 May 2010 NASA recently announced that its Kepler space telescope has updated its catalogue of extrasolar planets, or exoplanets, with 219 new candidates. Jay Bennett, Popular Mechanics, "NASA's Kepler Space Telescope Spots 219 Possible New Planets," 19 June 2017 Somewhere along the line, extrasolar planets became exoplanets. Kenneth Chang, New York Times, "Cosmic Correspondent for a Day — and What a Day!," 1 Sep. 2016

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'extrasolar.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of extrasolar

1872, in the meaning defined above

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Last Updated

21 Nov 2018

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The first known use of extrasolar was in 1872

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