Collection of all kinds of stars in Freelancer:

Red

Error creating thumbnail: Unable to save thumbnail to destination

Red Drawf; from Omicron Kappa

Red Medium Star; from Omega-54

Red Gigant; from Omega-11

Green

Error creating thumbnail: Unable to save thumbnail to destination

Green Drawf; from Munich

Green Medium Star; from Phi

Green Gigant; from Kappa

Error creating thumbnail: Unable to save thumbnail to destination

Blue Drawf; from Vespucci

Blue Medium Star; from Honshu

Blue Gigant; from Sigma-59

Yellow Drawf; from Minor

Error creating thumbnail: Unable to save thumbnail to destination

Yellow Medium Star; from Bering

White Drawf; from Tau-31

White Medium Star; from Lyonnais

White (Sub-)Gigant; from Hiroshima

Brown Drawf; from Köln

Blue Green Medium Star; from NT

Neutron Star; from Omega-58