NSDL Science Refreshers![]() 1 result returned Resources for Science > Astronomy > Cosmology > GalaxiesObserve some regular, irregular, and very peculiar galaxieshttp://www.classzone.com/books/earth_science/terc/content/visualizations/es2809/es280...Hubble's classification system for galaxies is presented in this interactive image. Learners can click on any artifact in the classification scheme to see an exemplar photograph. Resource Type: Audio/Visual - IllustrationGrade Level: 5, 6 |

