David Jewitt and Jane Luu: Is Pluto All Alone Out There?
Clear+Vivid with Alan Alda - Een podcast door Alan Alda - Dinsdagen
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That was the question two determined astronomers set out to answer. A frustrating five-year search revealed that Pluto, long thought to be a small, lonely planet on the outer fringes of the solar system, is in fact part of a huge ring of debris left over from the solar system’s birth.
