Stars and Galaxies
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10 Terms
Blue star
Hottest star
Blue-white star
2nd hottest star
White star
3rd hottest star
Yellow-white star
4th hottest star
Yellow star
5th hottest star
Orange star
6th hottest star
Red star
7th hottest star
Elliptical Galaxies
Shaped like basketballs, or footballs, elliptical galaxies contain older, redder stars and have little gas or dust. Because stars form from gas and dust, elliptical galaxies contain few young stars
Irregular galaxies
These oddly shaped galaxies contain large amounts of gas and dust. They exhibit the highest rate of star formation of any galaxy type. Irregular galaxies have many young stars. These galaxies do not have bright centers.
Spiral galaxies
These galaxies are shaped like disks. They contain
Note 
Flashcards (74)