@CNN: Potential for life is higher than ever on TRAPPIST exoplanets a year after discovery of the seven Earth-size planets orbiting a star 40 light-years from Earth was announced, researcher says https://t.co/sdabCNUJI8 https://t.co/mvHwggkrtW

@CNN: Potential for life is higher than ever on TRAPPIST exoplanets a year after discovery of the seven Earth-size planets orbiting a star 40 light-years from Earth was announced, researcher says https://t.co/sdabCNUJI8 https://t.co/mvHwggkrtW