Who is the famous guy in astrophysics?
Approved answer
Neil deGrasse Tyson
Neil deGrasse Tyson (pronounced US: /dəˈɡræs/ də-GRASS or UK: /dəˈɡrɑːs/ də-GRAHSS; born on October 5, 1958) is a renowned astrophysicist from the United States, as well as an author and a prominent science communicator.