Scientists have painted the most detailed portrait yet of the planetary system orbiting Barnard’s Star. Unfortunately, the picture is not encouraging, as all four planets appear to be "extremely uninhabitable."
Bernard's Star, a relatively low-mass M-type (red dwarf) star located less than 6 light-years from Earth, is the Solar System's closest neighbor after Alpha Centauri. This system has proven to be a t… [+3933 chars]