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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Asteroids in our solar system are mostly found in the asteroid belt between Mars and Jupiter. Joel Thayer, Newsweek, 27 Jan. 2025 Related article Astronomers discover two populations of unusual dark comets in our solar system The discovery of Kamo’oalewa excited asteroid scientists who were eager to find more, but no other candidates have emerged until 2024 PT5. Ashley Strickland, CNN, 27 Jan. 2025 For comparison, Neptune holds the record for the fastest winds in our solar system; the winds on WASP-127b are an astonishing 18 times stronger. Sharmila Kuthunur, Space.com, 24 Jan. 2025 The fastest wind ever measured in our solar system was on Neptune, with gusts of more than 1,100 miles per hour. Margherita Bassi, Smithsonian Magazine, 23 Jan. 2025 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

Dictionary Entries Near solar system

Cite this Entry

“Solar system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20system. Accessed 2 Feb. 2025.

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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