asteroid belt


Definition of asteroid belt

: the region of interplanetary space between the orbits of Mars and Jupiter in which most asteroids are found

Examples of asteroid belt in a Sentence

Recent Examples on the Web

The capsule could remain in an orbit around the asteroid belt, be demolished by an asteroid, or continue into deep space. Don Reisinger, Fortune, "Elon Musk's Tesla Missed Mars Orbit After Successful Falcon Heavy Launch," 7 Feb. 2018 Which brings us to Ceres, a dwarf planet that is the largest body in the asteroid belt. John Timmer, Ars Technica, "Ice volcanoes have likely been erupting for billions of years on Ceres," 18 Sep. 2018 The Dawn spacecraft has been orbiting Ceres in the asteroid belt (between the orbits of Mars and Jupiter) since March 2015. Tariq Malik,, "NASA Is About to Have Its Closest Encounter Ever with Dwarf Planet Ceres," 1 June 2018 The spacecraft, which explored two of the largest objects in the asteroid belt missed its last two check-ins, one on October 31st and another on November 1st. Mary Beth Griggs, The Verge, "NASA’s Dawn spacecraft is dead," 1 Nov. 2018 The rock resides in the asteroid belt and is one of the largest known to man. Fox News, "'Monster' asteroid 4 times than the UK is so close to Earth you can see it - and here's how," 27 June 2018 Confirming the rocket firing, SpaceX released initial data indicating the Roadster was headed for an elliptical orbit around the sun with a high point, or aphelion, out in the asteroid belt, well beyond the orbit of Mars. William Harwood, CBS News, ""Starman" and Tesla heading for deep space," 7 Feb. 2018 How could this process result in bodies the size of those in the asteroid belt, let alone whole planets? Sarah Kaplan,, "Many asteroids might be remnants of 5 destroyed worlds, scientists say," 3 July 2018 Both are in the asteroid belt between Mars and Jupiter. Marcia Dunn,, "NASA's Dawn spacecraft sending back close-ups of dwarf planet Ceres," 3 July 2018

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

See More

First Known Use of asteroid belt

1870, in the meaning defined above

Keep scrolling for more

Learn More about asteroid belt

Statistics for asteroid belt

Last Updated

9 Jun 2019

Look-up Popularity

Time Traveler for asteroid belt

The first known use of asteroid belt was in 1870

See more words from the same year

More from Merriam-Webster on asteroid belt

Rhyming Dictionary: Words that rhyme with asteroid belt Encyclopedia article about asteroid belt

Comments on asteroid belt

What made you want to look up asteroid belt? Please tell us where you read or heard it (including the quote, if possible).


incapable of being surmounted or overcome

Get Word of the Day daily email!

Test Your Vocabulary

Finance Words Quiz

  • a-piggy-bank
  • The etymology of mortgage is related most closely to which two words?
True or False

Test your knowledge - and maybe learn something along the way.


Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

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