planetary science

noun

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.
The mission, called Escapade — short for Escape and Plasma Acceleration Dynamics Explorers — is a low-cost planetary science project funded by NASA and spearheaded by the University of California, Berkeley, with support from commercial companies Advanced Space and Rocket Lab. Jackie Wattles, CNN Money, 9 Nov. 2025 The breakthrough creation marks a major first in planetary science, as a three-dimensional model of a planet orbiting another star beyond our sun had never before existed, the team claimed in a press release. Eric Lagatta, USA Today, 30 Oct. 2025 Its enormous lift capacity and low-cost potential could reshape satellite deployment, planetary science, and interplanetary logistics. Kaif Shaikh, Interesting Engineering, 15 Oct. 2025 Around $6 billion of the cuts would impact the agency's planetary science, Earth science and astrophysics research funding, which all form part of NASA's Science Mission Directorate. Briana Alvarado, ABC News, 6 Oct. 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 15 Nov. 2025.

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