solar system

noun

: the sun together with the group of celestial bodies that are held by its attraction and revolve around it
also : a similar system centered on another star

Examples of solar system in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Ryan Gosling stars as Ryland Grace, a middle-school teacher tapped for a mission to a solar system 12 light-years away to save humanity before a catastrophe wipes out Earth. Clare Mulroy, USA Today, 24 Jan. 2026 Even though the planets are in reality still tens of millions of miles apart, the events present a special opportunity for astronomers and casual stargazers to see multiple worlds in our solar system at one time. Eric Lagatta, AZCentral.com, 23 Jan. 2026 Happy Valley has grown into a thriving colony with thousands of residents and a base for new missions that will take us even further into the solar system. Jeff Spry, Space.com, 23 Jan. 2026 The average American moves more than 11 times over their lifetime, and more than a third of Americans rent housing, which makes a 25-year investment in a rooftop solar system challenging. Joshua Pearce, Forbes.com, 23 Jan. 2026 See All Example Sentences for solar system

Word History

First Known Use

circa 1704, in the meaning defined above

Time Traveler
The first known use of solar system was circa 1704

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Cite this Entry

“Solar system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20system. Accessed 30 Jan. 2026.

Kids Definition

solar system

noun
: a star with the group of heavenly bodies that revolve around it
especially : the sun with the planets, moons, asteroids, and comets that orbit it

More from Merriam-Webster on solar system

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