Retraction : It's Eight Planets, Not Twelve

You have already heard endlessly in the news that articles anticipating the expansion of the roster of planets to include Ceres, Charon, and Xena were premature. There are not twelve planets, but only eight: the International Astronomical Union (IAU) General Assembly in Prague rejected the recommendations of its committee, and lopped Pluto off into a new class of dwarf planets. Sorry to have misled you. It was exciting while it lasted.