One Day You're a Planet, the Next ...

In Roger Sutton's blog:

Pluto was a planet.
But now it doesn't pass.
Pluto was a planet.
They say it's lacking mass.
Pluto was a planet.
Pluto was admired.
Pluto was a planet.
Til one day it got fired.

From Comets, Stars, the Moon, and Mars: Space Poems and Paintings by Douglas Florian, to be published by Harcourt in April.