The phrase "celestial bodies" refers to objects that exist in space, outside of Earth. This includes things like the sun, moon, stars, planets, and comets.
The search for life on other celestial bodies in our solar system is focused on first locating water. (newworldencyclopedia.org)
So, he says, is Europa, commonly known as a moon of Jupiter, and so is the Earth's moon, and so are more than 100 other celestial bodies in our solar system that are denied this status under the prevailing definition of «planet.» (sciencedaily.com)
Online reader Abhishek wondered if waste flushed into space could make its way to other celestial bodies like the moon or Mars. (sciencenews.org)