planetary science

noun

: planetology
planetary scientist noun

Examples of planetary science in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Lee Billings is a science journalist specializing in astronomy, physics, planetary science, and spaceflight and is senior desk editor for physical sciences at Scientific American. — Lee Billings, Scientific American, 15 Oct. 2026 Nick Lang, a program scientist in NASA’s planetary science division, confirmed this at last week’s VEXAG meeting, citing limitations in NASA’s budget. — Stephen Clark, ArsTechnica, 14 Oct. 2026 Narrett, a doctoral student in the department of Earth, atmospheric and planetary sciences at the Massachusetts Institute of Technology, was not involved in the study. — Jacopo Prisco, CNN Money, 29 Sep. 2026 Planetary scientist Allison McGraw, an alumna of the University of Arizona who is now with the Lunar and Planetary Science Institute, backed the nomination with several other planetary science researchers, according to the Tucson Star. — Elizabeth Howell, Space.com, 23 Sep. 2026 See All Example Sentences for planetary science

Word History

First Known Use

1969, in the meaning defined above

Time Traveler
The first known use of planetary science was in 1969

Rhymes for planetary science

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Browse Nearby Words

planetary nebula
planetary science
planetary transmission
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Cite this Entry

“Planetary science.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/planetary%20science. Accessed 20 Oct. 2026.

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