Space Telescope Science Institute
Galaxy Hunter: A Cosmic Photo Safari
Travel the universe and learn about galaxies. Investigate Hubble Deep Field observations to learn more.
Space Telescope Science Institute
Amazing Space: Galaxies Galore: Games and More
This is a fun and useful site to learn about galaxies. Content includes a building model to create your own Milky Way, games for learning the various types of galaxies, and more fun games.