Meghnad Saha

Meghnad Saha an Indian astrophysicist, politician.

He is best known for developing the Saha equation.

He helped devise the theory of thermal ionisation.

His Saha ionisation equation allowed astronomers to accurately relate the spectral classes of stars to their actual temperatures.

Member of Parliament, Lok Sabha.

Fellow of the Royal Society.

The president of the 21st session of the Indian Science Congres.

Chairman (head) of the Calendar Reform Committee, which was appointed by the Government of India