Astronomers will vote next week on whether to change the definition of a planet.

NPR: A Down-to-Earth View of the Planet Debate

But first, we haven't heard the last about the ignominious vote last month to strip Pluto of its place in our solar system - kicked out of the planetary lineup by a group of astronomers because it doesn't fit the new definition of what a planet is.

NPR: Astronomers Prepare to Fight Pluto Demotion

Every major corporation on the face of the planet has a leadership development program, but I challenge you to find a definition of leadership anywhere in the curriculum.

FORBES: A Leadership Job Description

The definition, in terms of its operational aspects, says that the planet has to have cleared the neighborhood of its orbit.

NPR: Astronomers Prepare to Fight Pluto Demotion

Well, now another group of astronomers, many of whom are in favor of keeping Pluto a planet, is challenging that new definition, saying it doesn't set clear criteria for what makes a planet.

NPR: Astronomers Prepare to Fight Pluto Demotion