Daily Kos: NASA FINDS TENTH PLANET

NASA scientists have found what they are calling a tenth planet because of it's size, at least the size of Pluto, and perhaps much larger.

NASA SCIENTISTS DISCOVER TENTH PLANET

From NASA JPL News RELEASE: 05-209

A planet larger than Pluto has been discovered in the outlying regions of our solar system

Daily Kos: NASA FINDS TENTH PLANET