07/12/1979 The woman who found out what are the stars made on
Great Minds of Astronomy: Cecilia Payne-Gaposchkin
Cecilia Payne-Gaposchkin: The woman who discovered what the Universe is made of.
Meet Cecilia Payne and feel deeply conected with the Cosmos
American astronomer Cecilia Payne-Gaposchkin died. She was the first who applied the brand-new laws of atomic physics to the study of the stars. She discovered that stars are made approximately from ninety-nine percent of hydrogen and one percent of helium. Hydrogen and helium are two lightest and simplest elements.