

Join host Phil Plait in a Crash Course about the cosmos.
Welcome to school without the classroom! Join host Phil Plait and discover everything there is to know about the cosmos.
Welcome to school without the classroom! Join host Phil Plait and discover everything there is to know about the cosmos.
Life in the Universe: Crash Course Astronomy #46
Phil gives the course a send off with a look at some of his favorite topics.
Life in the Universe: Crash Course Astronomy #46
Deep Time: Crash Course Astronomy #45
The Moon: Crash Course Astronomy #12