planets

NOUN

celestial body orbiting a star

Synonyms

STRONGEST

asteroid earth globe sphere world

STRONG

apple marble orb planetoid

WEAK

heavenly body luminous body terrene wandering star

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Scientists believe Psyche could be the exposed partial core of an ancient planetesimal, one of the building blocks that formed planets early in the solar system's history.

From Science Daily • May 26, 2026

Researchers are especially interested in Psyche because it may represent the exposed metallic core of an ancient planetesimal, a building block of planets that formed early in the solar system's history.

From Science Daily • May 23, 2026

The discovery stands out because giant planets are usually found at temperature extremes.

From Science Daily • May 22, 2026

Under standard theories, planets form within giant discs of gas and dust called protoplanetary discs.

From Science Daily • May 21, 2026

Johannes Kepler, the man who discovered that planets travel in ellipses, took this idea—the infinitely distant point—one step further.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife