planetary science

noun

planetary scientist noun

Examples of planetary science in a Sentence

Recent Examples on the Web
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The study bridges an important gap between telescopic observations and laboratory analysis, said Damanveer Grewal, an assistant professor in the department of Earth and planetary sciences at Yale University, who also did not take part in the study. Jacopo Prisco, CNN Money, 6 Feb. 2026 Independent input from the planetary science community has helped support key NASA missions, including New Horizons, which launched 20 years ago to explore Pluto and the outer edges of our solar system, and the Curiosity and Perseverance Mars rovers, Kiraly says. Jackie Flynn Mogensen, Scientific American, 20 Jan. 2026 The Chinese and Japanese missions both highlight how planetary science and exploration are becoming increasingly intertwined, as understanding the geology of nearby worlds also informs future human activity. Grant Tremblay, The Conversation, 14 Jan. 2026 There are a variety of space museums in New Mexico that cover everything from planetary science to the Atomic Age. Sharael Kolberg, Travel + Leisure, 30 Dec. 2025 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

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Cite this Entry

“Planetary science.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/planetary%20science. Accessed 12 Feb. 2026.

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