The Hertzsprung-Russell diagram was created - as the name
suggests - by Ejnar Hertzsprung and Henry Norris Russell in
1910
View page
Ejnar Hertzsprung and Henry Russell H for Hertzsprung and R for
Russell
View page
The diagram was created by Ejnar Hertzsprung and Henry Norris
Russell aound 1910.
View page
The main sequence on the Hertzsprung-Russell Diagram is believed
to map the aging process of the most common type of star.
View page
The Hertzsprung-Russell diagram graphs stars' brightness and
corresponding temperatures in addition to their classifications.
The stars' colors are due to their temperatures.