This 2004 NASA/JPL artist’s rendition shows the then-newly discovered planet-like object dubbed “Sedna” in relation to other bodies in the solar system, including Earth and the Moon, Pluto, and Quaoar, which, at the time, was the largest known Trans-Neptunian object other than Pluto and Pluto’s moon Charon. However, Quaoar is now known to be roughly the size of the dwarf planet Ceres. The diameter of Sedna is roughly three-quarters that of Pluto, but is significantly larger than Quaoar.
There are, as yet, no good vacation opportunities on Sedna, and no ski resorts have been developed. Still, it’s an interesting place: