astrophysicist
/ˌastrəʊˈfɪzɪsɪst
/noun
An expert in or student of astrophysics.Imagine an astrophysicist who must explain the solar system to his students....
- Astrophysicists have been discovering that the initial conditions of the universe appear to have been incredibly fine tuned.
- Astrophysicists believe black holes are commonly formed by the inward collapse of stars that have burned out.