Season 1 Episodes8
Cast1
Mike Rowe
Himself - Narrator
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8.2
Planets
8.2/10 · 168 votesMay 17, 201042 min
Ranked #6 of 8 in Season 1•−0.1 vs season avg
There are just eight planets in our solar system, but there could be a hundred billion planets in our Milky Way galaxy alone. This show follows the journey of planets as they grow from grains of dust to the magnificently diverse worlds we see today.
Seasons11
Episode Summary
"Planets" is episode 6 of How the Universe Works season 1. It scored 8.2/10 from 168 votes, ranking #6 of 8 episodes this season (season average 8.3). It aired on May 17, 2010.