extrasolar

adjective
ex·​tra·​so·​lar | \ ˌek-strə-ˈsō-lər How to pronounce extrasolar (audio) , -ˌlär \

Definition of extrasolar

: originating or existing outside the solar system extrasolar planets

Examples of extrasolar in a Sentence

Recent Examples on the Web At the time, exomoons, or extrasolar moons—those moons that orbit a planet outside of our own solar system, or exoplanets—were something astrophysicists knew about, but had never captured data from. Courtney Sexton, Smithsonian Magazine, "Inspire Your Toddler’s STEM Career With This ‘Goodnight Moon’ Parody," 11 Aug. 2020 These objects have been called extrasolar planets, exosolar planets or exoplanets. Christopher Palma, The Conversation, "Planetary confusion – why astronomers keep changing what it means to be a planet," 16 Dec. 2019 El descubrimiento de un planeta extrasolar con condiciones similares a las de la Tierra desencadena en una épica batalla con una armada de origen desconocido. Los Angeles Times, "Movies on TV this week: Sunday, Sept. 22, 2019," 22 Sep. 2019 An eccentricity of one, however, is not enough to indicate extrasolar origins. John Timmer, Ars Technica, "New comet is our second interstellar visitor," 13 Sep. 2019 Currently, these ideas can be tested against the distribution of current planets in our solar system and extrasolar systems. Quanta Magazine, "Stellar Disks Reveal How Planets Get Made," 21 May 2018 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. Washington Post, "Amid protest, Hawaii astronomers lose observation time," 10 Aug. 2019 Another is the dynamics of rings around extrasolar planets. Sarah Lewin, Space.com, "Massive Space Structures Have Surprising Connection to Quantum Mechanics Math," 5 Mar. 2018 Currently, these ideas can be tested against the distribution of current planets in our solar system and extrasolar systems. Quanta Magazine, "Stellar Disks Reveal How Planets Get Made," 21 May 2018

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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The first known use of extrasolar was in 1872

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Cite this Entry

“Extrasolar.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/extrasolar. Accessed 2 Dec. 2020.

More from Merriam-Webster on extrasolar

Britannica English: Translation of extrasolar for Arabic Speakers

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