Distant and Strange: Orb isn’t just another extrasolar planet

With the discovery since 1995 of more than 100 planets beyond the solar system, finding yet another one might seem more of a yawn than hot news. But the latest detection of an extrasolar planet smashes several records: At 5,000 light-years from Earth, the newfound body lies 30 times farther away than any other detected planet and is the first one found outside our own spiral arm of the Milky Way.