CM Draconis
CM Draconis (GJ 630.1A) is an eclipsing binary star system 48.5 light-years (14.9 parsecs) away in the constellation of Draco (the Dragon). The system consists of two nearly identical red dwarf stars that orbit each other with a period of 1.268 days and a separation of 2.6 million kilometres (0.017 AU).