February 9, 2011 Cue the Planets To the Editor:

Michael Byers (“Even More Things in Heaven and Earth,” Op-Ed, Feb. 4) says “nine planets will always seem more fitting than eight.” But some of us live by the Holst Criterion: if Gustav wrote the movement, it’s a planet.
That musical judgment has been confirmed by scientific consensus only reinforces our convictions.
Edward Reid
Tallahassee, Fla., Feb. 4, 2011