Nobody knew what…Famous Scientist: Henry Norris Russell was going to do! | WHAT REALLY HAPPENED

Nobody knew what…Famous Scientist: Henry Norris Russell was going to do!

Until the early 19th century, astronomers could do little more than watch the night sky and the movements of the stars charting. But astrophysics brought many new opportunities. The American Henry Norris Russell was one of the first astrophysicists he suggested a color-luminosity diagram for research into the life of stars. This so-called HR diagram is still a resource for astronomers.

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