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
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And out of the thousands of planets discovered in other solar systems, how do researchers determine where to look for life? Joanna Thompson, Space.com, 28 Mar. 2026 This insight could change how scientists interpret signals from other gas giants, both in our solar system and beyond. Rupendra Brahambhatt, Interesting Engineering, 28 Mar. 2026 Saturn is the second-largest planet in our solar system and is known for its extensive system of rings and moons. Eric Lagatta, USA Today, 26 Mar. 2026 It’s located in the Candor Chasma, one of the largest canyons in Valles Marineris, the largest canyon system in the entire solar system. Victor Tangermann, Futurism, 26 Mar. 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 1 Apr. 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

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