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Ask a Scientist #1: Why Are Planets Round?

Posted by Alex Cannon on December 29, 2015 in Ask a Scientist No Comments

Why are planets round, when other objects in space have funny shapes? Discovery’s Director of the Henry B. duPont III Planetarium, David Mestre, explains. There are a couple of reasons. One reason is part of the working definition scientists use for what makes an object a planet is that it IS round. Some objects in

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