'There is room for six of these orbital configurations in the habitable zone of a red dwarf, giving a total of 24 habitable planets in one system. But it turns out there is also another way to build a packed system: Jupiters.'
http://www.newscientist.com/article/dn25653-ultimate-solar-system-could-contain-60-earths.html#.U4ktrSi1St-
big pics.
http://www.newscientist.com/article/dn25653-ultimate-solar-system-could-contain-60-earths.html#.U4ktrSi1St-
big pics.

