celestial body

noun

variants or less commonly celestial object

plural celestial bodies also celestial objects

: an aggregation of matter in the universe (such as a planet, star, or nebula) that can be considered as a single unit (as for astronomical study)

But many scientists began seriously rethinking their notions of the solar system in 1992, when we identified a small celestial body—just a few hundred kilometers across—sited farther from the sun than any of the known planets.

—Jane X. Luu et al.

As the observer looks at a star or other celestial body its light rays pass through a single point on the earth's surface.

—Dutton's Navigation and Piloting, 14th edition

A black hole forms when a star or other celestial object collapses under the pull of its own gravity.

—Mary Durack Miller

called also heavenly body

Examples of celestial body in a Sentence

Recent Examples on the Web

This gravitational pull between the two celestial bodies generates a potent energy that is thought to be perfect for recharging crystals, amplifying and cleansing their natural abilities. —Valerie Mesa, People.com, 15 Oct. 2024

Europa is an icy celestial body that scientists have long suspected could harbor the conditions necessary to support life beneath its surface. —Eric Lagatta, USA TODAY, 14 Oct. 2024

But there are other chances to view celestial bodies, as a second comet, known as Comet C/2024 S1 (ATLAS), may make its appearance in the night sky in late October, according to EarthSky. —Ashley Strickland, CNN, 9 Oct. 2024

The first wig is inspired by the celestial bodies, by the stars. —Allison Noelle Conner, Los Angeles Times, 14 Oct. 2024

Word History

First Known Use

1538, in the meaning defined above