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Mysterious icy travelers with Dr. Fernández
Episode 38
Published 10 years, 4 months ago
Description
Professor Yan Fernández tells us about several baffling comets, including one comet that has a nearly circular path around the sun. He also talks about comet Hale Bopp, which we've got to study now, because it won't return to our part of the solar system until 7000 AD.