solar wind

noun

Definition of solar wind 

: plasma continuously ejected from the sun's surface into and through interplanetary space

Examples of solar wind in a Sentence

Recent Examples on the Web

Here on Earth, our thick atmosphere and magnetic field shield us from much of the solar wind. Loren Grush, The Verge, "Two spacecraft are embarking on a seven-year journey to decode Mercury’s mysteries," 19 Oct. 2018 Scientists believe the patterns of brightness and darkness intermingling seen within Reiner Gamma stem from magnetic fields deflecting particles from the solar wind. David Grossman, Popular Mechanics, "The Moon's Most Mysterious Feature Now Has an Origin Story," 7 Sep. 2018 Astronomers think the solar wind is accelerated in the region of 4 to 8 solar radii. Eric Berger, Ars Technica, "After 20 years of planning, ambitious Solar mission about to launch," 10 Aug. 2018 The atmosphere of Pluto interacts with solar winds and ionizes Pluto, giving it a tail that stretches across the system and out into space. John Wenz, Popular Mechanics, "Here's What We Know About Pluto So Far," 17 July 2015 Luckily for us, solar wind within our solar system sweeps away all the grease in our immediate neighborhood. Jason Daley, Smithsonian, "Our Galaxy Is Really Greasy and Smells Like Moth Balls," 28 June 2018 Others have come up with more conventional ideas, including NASA, which proposed launching an enormous magnetic shield into space to protect the planet from solar winds in a 2017 paper. Chris Ciaccia, Fox News, "How Buzz Aldrin wants to make Mars habitable," 28 June 2018 Mapping changes in Saturn’s magnetosphere can tell us a lot about the solar wind, a critical component of space weather that effects probes, satellites and astronauts alike. Joe Pappalardo, Popular Mechanics, "Saturn and Its Moon Enceladus Talk To Each Other. The Sound Is Perfectly Cosmic and Eerie.," 10 July 2018 The Parker Probe, named after astrophysicist Eugene Parker, 91, who in the mid-1950s first developed a theory of solar winds, is expected to come within 3.8 million miles. Marco Santana, OrlandoSentinel.com, "Parker Solar Probe preview postponed due to tubing leak, NASA says," 13 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'solar wind.' 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 solar wind

1958, in the meaning defined above

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Last Updated

17 Nov 2018

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The first known use of solar wind was in 1958

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