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Definitions

planetary

[plan-i-ter-ee] / ˈplæn ɪˌtɛr i /


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.

To test this concept, the researchers used an agent-based simulation to model how life might spread across star systems and influence planetary properties.

From Science Daily • Apr. 15, 2026

The Kent Kresa Space Gallery will feature a wide array of spacecraft, planetary probes, telescopes and more.

From Los Angeles Times • Apr. 13, 2026

Noah Petro, head of NASA's planetary geology lab, told AFP that the Moon will look to the astronauts "about the size of a basketball held at arm's length."

From Barron's • Apr. 5, 2026

Part of the museum’s expansive textile collection, Rosalena’s 27-foot-long tapestry is woven with hand-weaving patterns using satellite images the artist distorted from planetary terrains from Mars and Earth.

From The Wall Street Journal • Apr. 1, 2026

All three of Kepler’s laws of planetary motion can be derived from Newtonian principles.

From "Cosmos" by Carl Sagan




Vocabulary lists containing planetary