‘In a giant exhibit hall crowded with his colleagues, [Kirby Runyon, a planetary scientist at Johns Hopkins University,] is attempting to reignite the debate about Pluto’s status with an audacious new definition for planet — one that includes not just Pluto, but several of its neighbors, objects in the asteroid belt, and a number of moons. By his count, 102 new planets could be added to our solar system under the new criteria.’

Source: The Washington Post