outer space

noun

: 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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Following liftoff and a brief voyage through outer space, the astronauts selected for a private mission known as Axiom Mission 4 are due to spend about 14 days at the International Space Station. Eric Lagatta, USA Today, 10 June 2025 This article was originally published on Supercluster, a website dedicated to telling humanity's greatest outer space stories. Robin George Andrews, Smithsonian Magazine, 30 May 2025 Something with colors that can be seen from outer space. Sam Cohn, Baltimore Sun, 17 May 2025 Katy Perry: Fresh off her voyage to outer space, Katy Perry’s Lifetimes Tour touches down in Chicago. Jennifer Day, Chicago Tribune, 9 May 2025 See All Example Sentences for outer space

Word History

First Known Use

1842, in the meaning defined above

Time Traveler
The first known use of outer space was in 1842

Browse Nearby Words

Cite this Entry

“Outer space.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/outer%20space. Accessed 17 Jun. 2025.

Kids Definition

outer space

noun
: space entry 1 sense 4
especially : the region beyond the solar system

More from Merriam-Webster on outer space

Last Updated: - Updated example sentences
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