Chandrasekhar, Subramanyan: Brief biography and details of his scientific animosity with Eddington. (Author: Eric W. Weisstein)
Subrahmanyan Chandrasekhar: Brief biography including six photographs, summary of awards, and other references.
Subrahmanyan Chandrasekhar: Concise biography from the National Academy of Sciences.
Subrahmanyan Chandrasekhar 1910-1995: Brief obituary and photograph (from NASA's Astronomy Picture of the Day).
Subramanyan Chandrasekhar - Autobiography: Fairly detailed and personal account of his life and work. Includes bibliography of major monographs. (From the Nobel e-Museum)