How the Universe Works

12:00 PM to 1:00 PM

Wednesday 21 January

Mystery of Planet 9

Season 5 Episode 1 of 8

The series exploring the science of astronomy returns, beginning with a look at the mysterious 'ninth' planet reported to exist on the very edge of the Solar System

How the Universe Works airs on Discovery History at 12:00 PM, Wednesday 21 January.

Topics

News ➝ Current Affairs

Documentary