planetesimal hypothesis

noun

Definition of planetesimal hypothesis

: a hypothesis in astronomy: the planets have evolved by aggregation from planetesimals

Examples of planetesimal hypothesis in a Sentence

Recent Examples on the Web So far, the planetesimal hypothesis seems to be the only explanation that fits the spectra seen. — John Wenz, Popular Mechanics, "Scientists Think They've Found a Dead Planetary Core Orbiting a Dead Star," 4 Apr. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'planetesimal hypothesis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Keep scrolling for more

Learn More about planetesimal hypothesis

Dictionary Entries near planetesimal hypothesis

planetary wind

planet differential

planetesimal

planetesimal hypothesis

planetoid

planetology

plane-tree family

Statistics for planetesimal hypothesis

Cite this Entry

“Planetesimal hypothesis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/planetesimal%20hypothesis. Accessed 4 Mar. 2021.

Style: MLA

MLA