RT @JohnBarentine: First look at (unofficial) Pluto place names proposed by the @NASANewHorizons team (via @SkyandTelescope) http://t.co/bi5xEE2RBw
RT @JohnBarentine: First look at (unofficial) Pluto place names proposed by the @NASANewHorizons team (via @SkyandTelescope) http://t.co/bi5xEE2RBw