The Astronomy Center website will be unavailable Friday evening through Saturday afternoon as electrical work occurs in the American Center of Physics server room. Down time will begin at 6PM Eastern Time on Friday. Service is expected to resume by 6PM on Saturday, July 30.

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Educational Resources for Astronomy 101

AstronomyCenter.org is a collection of digital resources for college-level introductory astronomy faculty and students. Astronomy Center is brought to you by the American Association of Physics Teachers, and the NSF-NSDL. Please register and start contributing today!


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