solar system

noun

Definition of solar system

: 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 The rock formed just 700,000 years after the formation of our solar system, predating Earth's formation by 20 million years. David Bressan, Forbes, 1 Aug. 2022 The violent event most likely occurred some 4.6 billion years ago on the outskirts of our solar system. Joanna Thompson, Scientific American, 20 July 2022 The telescope can study nearly everything from the planets of our solar system to star-forming regions millions of light-years away. Marina Koren, The Atlantic, 11 July 2022 Scientists don’t know much about the ice giants on the other end of our solar system. Jennifer Leman, Popular Mechanics, 23 June 2022 From now through the end of April, half of our solar system will be putting on a rare display in the early morning sky of the Northern Hemisphere. J.d. Simkins, Sunset Magazine, 21 Apr. 2022 This report differs from the Astro2020 decadal survey, released in November, which is more focused on unlocking the secrets of the universe and identifying worlds outside of our solar system. Ashley Strickland, CNN, 19 Apr. 2022 It’s hurtling inward from the edge of our solar system. Joshua Hawkins, BGR, 14 Apr. 2022 Scientists have been looking for evidence of such volcanoes in the coldest reaches of our solar system, including on the dwarf planet Ceres and Saturn's largest moon, Titan. Corryn Wetzel, Smithsonian Magazine, 31 Mar. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'solar system.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of solar system

circa 1704, in the meaning defined above

Buying Guide

A love for education starts at an early age. The Reviews team researched the best science toys for kids to jumpstart their learning.

Learn More About solar system

Time Traveler for solar system

Time Traveler

The first known use of solar system was circa 1704

See more words from the same year

Dictionary Entries Near solar system

solar still

solar system

solar telegraph

See More Nearby Entries 

Statistics for solar system

Last Updated

8 Aug 2022

Cite this Entry

“Solar system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20system. Accessed 9 Aug. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for solar system

solar system

noun

Kids Definition of solar system

: the sun and the planets, asteroids, comets, and meteors that revolve around it

More from Merriam-Webster on solar system

Britannica English: Translation of solar system for Arabic Speakers

Britannica.com: Encyclopedia article about solar system

WORD OF THE DAY

Test Your Vocabulary

Odd Habits and Quirks

  • image1926873504
  • Which of the following best describes an easily irritated person?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!