A SF Chron article states:
Informally, the astronomers have been calling it "Xena" after the television series about a Greek warrior princess, which was popular when the astronomers began their systematic sweep of the sky in 2000. "Because we always wanted to name something Xena," Brown said...XENA? <sigh>. Aw, c'mon guys! Where's the love? So close, and yet one vowel away.
Aki Zeta-Five says,
It's confusing, but they've actually discovered /two/ planets this week: 2003 EL61 and 2003 UB131.Link 1, Link 2. And a moon. And here's some orbital diagrams: Link 1, Link 2.
Boing Boing editor/partner and tech culture journalist Xeni Jardin hosts and produces Boing Boing's in-flight TV channel on Virgin America airlines (#10 on the dial), and writes about living with breast cancer. Diagnosed in 2011. @xeni on Twitter. email: firstname.lastname@example.org.