GALAXIES
A galaxy is a huge group of stars, dust, gas, and other celestial bodies bound together by gravitational forces. There are spiral, elliptical, and irregularly shaped galaxies. Galaxies contain anywhere from 100,000 to 3,000,000,000,000 stars.
Hubble's Galaxies
Galaxies
Astronomy
Stars and Galaxies
The Galaxy Catelogue
ClassifyiClassifying Galaxies ng Galaxies
MULTIWAVELENGTH ATLAS OF GALAXIES
Galaxies
Stars & Galaxies
Galaxies and Quasars
Clusters of Galaxies