planetary
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.
This event is known as a planetary conjunction.
From Science Daily • Jun. 3, 2026
The Dumbbell Nebula, also known as Messier 27, holds a special place in astronomy history as the first planetary nebula ever discovered.
From Science Daily • Jun. 3, 2026
Current models suggest rocky planets form near stars because intense radiation strips away gas surrounding developing planetary cores.
From Science Daily • May 21, 2026
As telescopes become more powerful, astronomers continue discovering increasingly unusual planetary systems across the galaxy.
From Science Daily • May 21, 2026
Kepler’s first law of planetary motion is simply this: A planet moves in an ellipse with the Sun at one focus.
From "Cosmos" by Carl Sagan
Vocabulary lists containing planetary
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