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.

With a mass roughly 25 times that of Jupiter, GJ 504 b lies near the boundary between giant planets and brown dwarfs.

From Science Daily • Jun. 28, 2026

Only four other planetary systems are known to contain multiple super-puff planets, making TOI-791 an exceptionally rare opportunity to investigate how these unusual worlds originate and evolve.

From Science Daily • Jun. 27, 2026

Astronomers have identified two of the fluffiest giant planets ever discovered, with densities so low they are actually less dense than cotton candy.

From Science Daily • Jun. 27, 2026

Scientists believe the two planets formed together from the same disc of gas and dust surrounding their young star, making them planetary "siblings."

From Science Daily • Jun. 27, 2026

The hazmats are trying to arrange for the launch to occur when the planets are as close to one another as possible.

From "A Rover's Story" by Jasmine Warga