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[Edited for clarity.] My issue with the IAU's definition is that the body must "orbit the Sun". I would prefer they said "star" instead, and excluded other sta
by wpollock 16d ago
[Edited for clarity.]
My issue with the IAU's definition is that the body must "orbit the Sun". I would prefer they said "star" instead, and excluded other stars (so a binary star means neither star is a planet).