cosmochemistry
noun
cos·mo·chem·is·try
ˌkäz-mō-ˈke-mə-strē 
: a branch of chemistry that deals with the chemical composition of and changes in the universe
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Some hope that turning to cosmochemistry, the study of the compositions of cosmic objects, might reveal the answer.
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Quanta Magazine,
3 Nov. 2021
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Quanta Magazine,
3 Nov. 2021
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“Cosmochemistry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cosmochemistry. Accessed 6 Jul. 2026.
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