The odd dwarf planet Quaoar might have a brand-new moon. Observations of the tiny world, made by a pair of astronomers in California, suggest it possesses either a second satellite or a third ring.

The small, faraway world we call Quaoar is pretty peculiar. It is egg-shaped, and it also possesses a moon and two rings. In particular, the rings are where no ring should be; Quaoar is clearly ...

With an estimated radius of 555 km, Quaoar ranks around number seven on the size list, and is orbited by a small moon called Weywot, roughly 80 km in radius. Studying these dwarf planets is difficult ...

"The profile of the occultation was most consistent with it being a new satellite — a new moon — going around Quaoar." When you purchase through links on our site, we may earn an affiliate commission.