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 In 1977, when NASA launched Voyagers 1 and 2, designed to probe the far reaches of the solar system, the songs of the humpbacks went with them. Elizabeth Kolbert, The New Yorker, 6 June 2022 Another fascinating tidbit of the alignment is all the planets will appear in order of the solar system, of course excluding Earth. Jordan Mendoza, USA TODAY, 6 June 2022 Astronomers got their first look at Uranus and Neptune in the late 1980s thanks to Voyager 2, a spacecraft launched in 1977 that traveled to the edge of the solar system. Sarah Kuta, Smithsonian Magazine, 2 June 2022 According to a new report the troughs that dominate the surface of the solar system’s largest moon Ganymede may have been caused by a collision with a massive object up to 90 miles/150 kilometers wide. Jamie Carter, Forbes, 25 May 2022 For the sun, those focal points are found at the extreme outskirts of the solar system—at least 14 times farther out than Pluto. Allison Gasparini, Scientific American, 25 May 2022 For the 2022 tax year, the credit stands at 26 percent of the cost of solar system; it is slated to drop to 22 percent in 2023 and end in 2024. New York Times, 24 May 2022 Plus there’s the latest about other objects in our solar system, like the far-out Sedna more than 7 billion miles away. Jeff Suess And Dashiell Suess, The Enquirer, 27 May 2022 Studies like these could also teach us about other worlds in our solar system and beyond that have a magnetic field. Popular Mechanics, 26 May 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

Study celestial bodies with the best telescopes for beginners from our Reviews team.

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

9 Jun 2022

Cite this Entry

“Solar system.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20system. Accessed 27 Jun. 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

Name That Food

  • a-light
  • Name these cookies!
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

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!