Curated OER
Hunting for galaxies in the Hubble Deep Field
Students examine Hubble Deep Field images. In this galaxy classification lesson, students research galaxy classification. Students view and classify Hubble Deep field images of galaxies.
Other
Sloan Digital Sky Survey: Galaxy Zoo
Explore the universe like you have never seen it. Take part in classifying images of galaxies taken from the Hubble telescope archives. This is a crowdsourced scientific research project.