cosmochemistry
/ˌkɑzməˈkɛmɪstri/
noun
- The branch of science that studies the chemical composition of the universe, including stars, planets, and other celestial bodies, and the chemical processes that formed them.
- She decided to study cosmochemistry after being fascinated by meteorites in her geology class.
- Advances in cosmochemistry have revealed the presence of organic molecules in distant star-forming regions.
- Cosmochemistry helps scientists understand what the solar system was made of billions of years ago.