The Spitzer Science Center will run another calculation at the end of August to try to get a better determination of the size of 2003 UB313. Some problems encountered earlier with the telescope have been worked on, and the team hopes to get a clearer picture with the new test.

It looks highly likely that the tenth planet will not be named Xena. The IAU is the group responsible for approving astronomical names and they have suggested that the name should follow in the Greco-Roman tradition that the previous planets used. Since Xena does not fall into the Greco-Roman naming structure, the discoverers [...]