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Director / Editor: Victor Teboul, Ph.D.
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Solar eclipses result from a fantastic celestial coincidence of scale and distance

By Christopher Palma, Associate Dean for Undergraduate Students and Teaching Professor of Astronomy & Astrophysics, Penn State
Many people will see a dazzling eclipse this April, but these events are possible only because of the sizes and precise distances between Earth, the Moon and the Sun.The Conversation


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