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.
Both Isaacman and Gillis exited the Dragon capsule separately for about 10 minutes each to take in the endless black expanse of outer space while tethered and holding onto handrails. Eric Lagatta, USA Today, 9 Apr. 2025 Miso taste and quality depends heavily on factors influenced by microbial activity—temperature, atmospheric pressure and light levels, among others—that all change dramatically in outer space. Gayoung Lee, Scientific American, 7 Apr. 2025 There's nothing like seeing your best friend — especially after nine months stranded in outer space! Bailey Richards, People.com, 3 Apr. 2025 By now even people in outer space know that the Knicks have played six games in this regular season against Boston and Cleveland and been unable to get a single game off either one of them. Mike Lupica, New York Daily News, 3 Apr. 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 24 Apr. 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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