excluded from the current list are known examples of potential free-floating sub-brown dwarfs, or "rogue planets", which are bodies that are too small to undergo fusion yet they do not revolve around a star. known such examples include: wise 0855–0714 (7.3 ly), ugps 0722-05, (13 ly) wise 1541−2250 (18.6 ly), and simp j01365663+0933473 (20 ly).