Brief summary: Seven earth-sized planets found around M-star (red dwarf) TRAPPIST-1 40 ly away, three in the habitable zone, all with some potential for liquid

Brief summary: Seven earth-sized planets found around M-star (red dwarf) TRAPPIST-1 40 ly away, three in the habitable zone, all with some potential for liquid water. HN discussion w/ Nature article: https://news.ycombinator.com/item?id=13707547 https://news.ycombinator.com/item?id=13707547 Paper on Nature (paywall?): http://www.nature.com/nature/journal/v542/n7642/full/nature21360.html http://www.nature.com/nature/journal/v542/n7642/full/nature2... SIMBAD entry for TRAPPIST-1: http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=trappist-1 http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=trappist-1 Edit: Added links.