Y dwarfs Fifa Coins are the dimmest Fifa 14 ultimate team Coins stars of the brown dwarf family, likeall brown dwarfs, they are not massive enough to fuse atoms attheir cores. Without the atomic energy that allows stars like oursun to burn for billions of years, brown dwarfs gradually cool,until they only emit infrared light.
One of the Y dwarfs found, WISE 1828+2650, now holds the recordfor chilliest star at 27 degrees Celsius.