North American Astrophysical Observatory

Welcome to the online home of the North American Astrophysical Observatory!

June 6, 2017: Click here for a rebuttal of the claim that the "WOW!" signal was caused by a comet.

NAAPO was chartered in 1983 as a non-profit organization to save and continue operation of the Ohio State University "Big Ear" Radio Observatory. Since then, NAAPO has continued to advance the field of radio astronomy through Argus, a revolutionary, omni-directional radio telescope.

NAAPO Initiatives

Here are some other areas to explore and learn more about NAAPO!