Subramanyan Chandrasekhar - Autobiography
Fairly detailed and personal account of his life and work. Includes bibliography of major monographs. (From the Nobel e-Museum)
http://www.nobel.se/physics/laureates/1983/chandrasekhar-autobio.html

Subrahmanyan Chandrasekhar
Fairly detailed biography from NASA KIDS.
http://kids.msfc.nasa.gov/Pioneers/Chandra/Chandrasekhar.asp

Subrahmanyan Chandrasekhar
Brief biography including six photographs, summary of awards, and other references.
http://www-history.mcs.st-andrews.ac.uk/~history/Mathematicians/Chandrasekhar.html

Subrahmanyan Chandrasekhar
Concise biography from the National Academy of Sciences.
http://www.nas.edu/history/members/chandrasekhar.html

Subrahmanyan Chandrasekhar 1910-1995
Brief obituary and photograph (from NASA's Astronomy Picture of the Day).
http://antwrp.gsfc.nasa.gov/apod/ap950901.html

Chandrasekhar, Subramanyan
Brief biography and details of his scientific animosity with Eddington. (Author: Eric W. Weisstein)
http://scienceworld.wolfram.com/biography/Chandrasekhar.html