How to sort the dwarfs from the planets

A newly discovered dearth of cosmic objects at a particular range of masses could provide a clean way to divide planets and brown dwarfs

URL: http://feeds.newscientist.com/c/749/f/10898/s/11547ca1/l/0L0Snewscientist0N0Carticle0Cmg20A9279430B40A0A0Ehow0Eto0Esort0Ethe0Edwarfs0Efrom0Ethe0Eplanets0Bhtml0DDCMP0FOTC0Erss0Gnsref0Fspace/story01.htm