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Showing results for planetary. Search instead for Planetary+nebula.
Definitions

planetary

[plan-i-ter-ee] / ˈplæn ɪˌtɛr i /


Example Sentences

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He added: "The clock is ticking if we want to halt the worst effects of planetary warming but there is still time."

From BBC • Jun. 9, 2026

Rather than representing a universal blueprint, its orderly structure could be just one example among many wildly different planetary arrangements in the cosmos.

From Science Daily • May 21, 2026

Multiple planetary embryos emerge at roughly the same time and gradually evolve over millions of years into full planets.

From Science Daily • May 21, 2026

Observations of many planetary systems have generally supported this idea.

From Science Daily • May 21, 2026

Why are the planetary orbits nearly circular and neatly separated one from the other?

From "Cosmos" by Carl Sagan




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