Henry Norris Russell, Date of Birth, Place of Birth, Date of Death

Henry Norris Russell

American astronomer

Date of Birth: 25-Oct-1877

Place of Birth: Oyster Bay, New York, United States

Date of Death: 18-Feb-1957

Profession: astronomer, astrophysicist

Nationality: United States

Zodiac Sign: Scorpio

Prof Henry Norris Russell ForMemRS HFRSE FRAS (October 25, 1877 – February 18, 1957) was an American astronomer who, along with Ejnar Hertzsprung, developed the Hertzsprung–Russell diagram (1910).
In 1923, working with Frederick Saunders, he developed Russell–Saunders coupling, which is also known as LS coupling.