Whenever I read about the Quar in some thread or another I always feel one of my 3 brain cells (Ed, Fred and Ned) trying to get my attention (it's Ned). This morning I finally took notice after reading the APOD on MakeMake (translation - Astronomy Picture Of the Day; MakeMake, a Plutoid planet, is shown today). I followed a couple of links to read all about it and remembered the existence of a tiny planetoid by the name of...
...wait for it...
[wiki]50000 Quaoar[/wiki]
That is, undoubtedly, their real home. Trouble is at the temperatures found there their snouts would fall off!
For APOD:
http://antwrp.gsfc.nasa.gov/apod/