Lalande 21185

Lalande 21185 is a dim red dwarf of spectral type M2V located in the constellation Ursa Major at a distance of approximately 8.3 light-years from Earth, making it one of the closest stellar systems to the Sun and the fourth-closest single star. With a mass of approximately 46% and a radius of approximately 48% that of the Sun, Lalande 21185 is a relatively old and quiet star, around which at least two exoplanets have been confirmed: the super-Earth Lalande 21185 b and the mini-Neptune Lalande 21185 c.