outer space


Definition of outer space

: space immediately outside the earth's atmosphere broadly : interplanetary or interstellar space

Examples of outer space in a Sentence

a satellite in outer space Is there life in outer space?
Recent Examples on the Web This past October, eight nations — the U.S., Australia, Canada, Italy, Japan, Luxembourg, the United Arab Emirates, and the United Kingdom — signed the Artemis Accords, a cooperative agreement for the peaceful uses of outer space. Andrew Stuttaford, National Review, "From a Shot in the Arm to a Shot in the Foot — Biden’s Vaccine Blunder," 8 May 2021 General Foods' advertising strategy shifted to capitalize on the popularity of all things outer space, and Tang henceforth became marketed as the astronaut's drink of choice, as seen in this collection of Tang advertisements through the decades. Casey Barber, CNN, "Tang! The space-age drink that's still a worldwide staple," 1 May 2021 The window behind the bar shows scenes of outer space with planets and spaceships flying by in the background. Tim Walters, USA TODAY, "Disney Wish, the new ship from Disney Cruise Line, has 'Star Wars,' 'Frozen,' superheroes and more," 30 Apr. 2021 The Apollo 8 saw our entire planet – so tiny, so blue, so fragile – hanging in the blackness of outer space. Dean Regas, The Enquirer, "Artemis program aims for the moon by 2024. Let's look at our moon-mission history," 21 Apr. 2021 Their namesake company isn’t a trip-booking service, to outer space or otherwise. Mark Ellwood, Robb Report, "Forget Westworld: This New High-End Concierge Firm Helps You Live Out Your Wildest (Legal) Fantasies," 3 Apr. 2021 According to Carillon Historical Park, this isn't the first time a fragment of the Wright Flyer has made its way to outer space. Meghan Overdeep, Southern Living, "Part of The Wright Brothers’ First Airplane is Aboard NASA’s History-Making Mars Chopper," 25 Mar. 2021 That Haley Arceneaux jumped at the chance to travel to outer space is no surprise. al, "For bone cancer survivor with Alabama ties SpaceX flight is latest adventure," 26 Feb. 2021 More people have been to outer space than have stood on its summit. New York Times, "How Climbers Reached the Summit of K2 in Winter for the First Time," 19 Jan. 2021

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

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First Known Use of outer space

1842, in the meaning defined above

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Time Traveler for outer space

Time Traveler

The first known use of outer space was in 1842

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Statistics for outer space

Last Updated

13 May 2021

Cite this Entry

“Outer space.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/outer%20space. Accessed 17 May. 2021.

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More Definitions for outer space

outer space


English Language Learners Definition of outer space

: the region beyond the Earth's atmosphere in which there are stars and planets

outer space


Kids Definition of outer space

: the region beyond earth's atmosphere and especially beyond the solar system

More from Merriam-Webster on outer space

Nglish: Translation of outer space for Spanish Speakers

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