EBLM J0555-57 Ab is a red dwarf star in the constellation Pictor. It is the smallest known star (that isn’t a brown dwarf, white dwarf or neutron star), with a radius of only 0.08 suns. It has a mass of 290 Saturns, the least massive star known. The star was discovered by astronomers at the University of Cambridge.
Astronomical data
Radius (in Solar Radii): 0.08 R☉
Diameter (in Kilometers): 117,484 km
Mass (in Solar Masses): 0.08 M☉
Distance (in Light Years): 669 ly
Spectral type: M (Red)