|Controlling Faction||Movement For Arcturus Liberals|
Early life had just started to emerge on Discovery when the human settlers arrived in 2304. This has now been replaced by an Earth-like ecosystem, adapted to live under the red light. Locals are generally confident their star will remain a red giant forever.
— In-Game Description
Arcturus is the brightest star in the northern celestial hemisphere. It's only 36.7 light-years from Earth. It has an apparent magnitude of −0.04, it is the fourth brightest star in the night sky, after −1.46 magnitude Sirius, −0.86 magnitude Canopus, and −0.27 magnitude Alpha Centauri.