Planet X Gets X'd Out
Mar 11, 2014•1 min
Listen to this episode in Metacast mobile app
Don't just listen to podcasts. Learn from them with transcripts, summaries, and chapters for every episode. Skim, search, and bookmark insights. Learn more
Episode description
An exhaustive search by NASA's Wide-Field Infrared Survey Explorer has found no hints of a theorized planet or dwarf star in our neck of the cosmic woods. Clara Moskowitz reports
For the best experience, listen in Metacast app for iOS or Android