Dr.S.Chandrasekhar, a great Indian Astrophysicist, was born on 19th October, 1910. He got his B.A. (Hons.) degree in physics from the presidency college, Madras. Dr.Chandrasekhar published his first scientific paper, “Compton scattering and the new statistics”, in the proceedings of the royal society at the age of 18. He obtained his Ph.D. degree in 1933 from Cambridge university. After several years of extensive hard work, Chandrasekhar proved that stars smaller than 1.44 times the solar mass end up as ‘White Dwarfs’. The limit 1.44 solar mass is known as ‘Chandrasekhar Limit’.
In 1937, Chandrasekhar joined the university of Chicago, U.S.A. and became professor in 1944. In the same year, he was elected a Fellow of the Royal Society of London. He was awarded the National Science Medal of the United States in 1966, the Padma vibushan from the Govt. of India in 1968, and Nobel prize form physics in 1983. A recent satellite launched by the U.S.A. to study X-ray radiations in space has been named ‘Chandra’ the name by which Chandrasekhar is popularly known. Chandrasekhar died on August 21,1995 at the age of 84.
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