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The Astronomy Cafe: A Guide Book to Astronomy
Investigate the field of astronomy in this book by Sten Odenwald where he talks about his own and others' experiences, as well as his experiences doing research.
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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.
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Hands on Universe (Hou)
HOU trains teachers in how to use astronomy tools and its curriculum materials for science education. HOU is now part of GHOU, or Global Hands-On Universe, and is linked to astronomy scientists in countries all over the world. A world...