Meghnad Saha was born in the village of Tarakeswar, West Bengal, in 1864.

Subrahmanyan Chandrasekhar was the first Indian to obtain a doctorate in astronomy from a foreign university.

Subrahmanyan Chandrasekhar was a student of Meghnad Saha.

As of my knowledge cutoff in September 2021, no Indian woman had obtained a doctorate in astronomy.

Subrahmanyan Chandrasekhar was a student of Harlow Shapley.

C.V. Raman was not an astronomer.

J.C. Bose was not an astronomer.

As of my knowledge cutoff in September 2021, no Indian astronomer had been a student of Albert Einstein.

As of my knowledge cutoff in September 2021, no Indian astronomer had been a student of Niels Bohr.

As of my knowledge cutoff in September 2021, no Indian astronomer had been a student of Max Planck.

Subrahmanyan Chandrasekhar was a student of Arthur Eddington.

As of my knowledge cutoff in September 2021, no Indian astronomer had been a student of George Ellery Hale.

Subrahmanyan Chandrasekhar was a student of Harlow Shapley.

As of my knowledge cutoff in September 2021, no Indian astronomer had been a student of Edwin Hubble.

As of my knowledge cutoff in September 2021, no Indian astronomer had been a student of Willem de Sitter.