The Nobel Prize in Physics 1983
Subramanyan Chandrasekhar, William A. Fowler
The Nobel Prize in Physics 1983 was divided equally between Subramanyan Chandrasekhar "for his theoretical studies of the physical processes of importance to the structure and evolution of the stars" and William Alfred Fowler "for his theoretical and experimental studies of the nuclear reactions of importance in the formation of the chemical elements in the universe".