Brown dwarf
= Brown dwarf
{wiki}
A brown dwarf is a self-gravitating object too light to sustain ordinary hydrogen fusion. Electron degeneracy limits its contraction, leaving radii near that of Jupiter across a broad mass range.
= Brown dwarf
{wiki}
A brown dwarf is a self-gravitating object too light to sustain ordinary hydrogen fusion. Electron degeneracy limits its contraction, leaving radii near that of Jupiter across a broad mass range.