How the Universe Works S7, E6

A users guide to the cosmos from the big bang to galaxies, stars, planets and moons. Where did it all come from and how does it all fit together. A primer for anyone who has ever looked up at the night sky and wondered.

Cast:Phil Plait , Michelle Thaller , Richard Lintern , Mike Rowe , Hakeem Oluseyi , Lawrence Krauss , James S. Bullock , Paul M. Sutter , Moogega Cooper , Dan Durda , Nina Lanza , Jani Radebaugh , Erik Dellums , Michio Kaku , Kevin Walsh , Alex Filippenko , Max Tegmark , Grant Tremblay