Astronotes Armagh Planetarium's Stellar Blog! ... Planets . ... Well let me tell you the link?. there is a dwarf planet out there in our Solar System which could claim to have a similarity to rugby. That dwarf planet is Haumea which is in the shape of an ellipsoid (oval like a rugby ball). ... Haumea (pronounced how-MAY-ah) is the fifth dwarf planet coming after Pluto, Eris, Ceres and Makemake. ... Named after the Hawaiian goddess of childbirth Haumea had quite a controversial discovery. ...