 |
Explorations an Introduction to Astronomy Thomas T. Arny | ||||||||
|
|
Instructor
Resources |
||||||||
|
|||||||||
|
|||||||||||||||||||||||||
Chapter
Images
Chapter 12, Figure 17
Figure
12.17
The H-R diagram.
The long diagonal line from upper left to lower right is the main sequence.
Giant stars lie above the main sequence. White dwarf stars lie below it. Notice
that bright stars are at the top of the diagram and dim stars at the bottom.
Also notice that hot (blue) stars are on the left and cool (red) stars are
on the right.
