8. From the size of the wobbles, the astronomers determined that Proxima bis at least 1.3 times the mass of Earth, although it could be several times larger.
9. The third star, a red dwarf called Proxima Centauri, circles this couple at a considerable distance and is too faint for Fischer's team to study, but it could boast small planets, too.
10. The third star, a red dwarf called Proxima Centauri, circles this couple at a considerable distance and is too faint for Fischer's team to study, but it could boast small planets, too.