One of the most useful and powerful plots in astrophysics is the Hertzsprung-
Russell diagram (hereafter called the
The Hertzsprung-Russell diagram (
These diagrams, called the Hertzsprung-Russell or
To make an
Size Comparison. a.
The most surprising thing about the
That was not the case however, for the Hertzsprung-Russell diagram. A
significant tool to aid in the understanding of stellar evolution, the
These can be plotted to form what is one of the most useful plots for stellar
astronomy, the Hertzsprung-Russell (or
Find stars in the Sloan Digital Sky Survey's database of 13 million objects. Follow in the footsteps of famous astronomers as you learn how stars live and die.