deep-sky

adjective

ˈdēp-ˌskī

: relating to or existing in space outside the solar system

deep-sky objects

Examples of deep-sky in a Sentence

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.

View gallery - 4 images Draco, DwarfLab's new smart telescope, solves deep-sky astrophotography's oldest headache with a sensor that physically spins to cancel out star trails caused by Earth's rotation. — New Atlas, 9 Sep. 2026 The Celestron StarSense Explorer DX 130AZ is one of the best telescopes for beginner-to-intermediate stargazers who want to view deep-sky objects and appreciate assistance in manually locating the targets. — Paul Brett, Space.com, 28 Aug. 2026 The competition highlights stunning views of the night sky, aurorae, solar eclipses, and deep-sky phenomena, often showcasing the growing trend of astrotourism. — Jamie Carter, Forbes.com, 30 June 2026 Reset Hotel in Joshua Tree turns shipping containers into portals for deep-sky stargazing. — Kevin Sintumuang, Outside, 10 Mar. 2026 See All Example Sentences for deep-sky

Word History

First Known Use

1942, in the meaning defined above

Time Traveler

The first known use of deep-sky was in 1942

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Style

“Deep-sky.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deep-sky. Accessed 21 Sep. 2026.

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Kids Definition

deep-sky

adjective

ˌdēp-ˌskī

: relating to or existing in space outside the solar system

deep-sky objects

deep-sky

adjective

Examples of deep-sky in a Sentence

Word History

Browse Nearby Words

Cite this Entry

Kids Definition

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