The Big Bang
Episode: 1x01 | Airdate: Feb 21, 2001
Season 1
Invisible Universe
Episode: 1x02 | Airdate: Feb 28, 2001
Bright Stars and Black Holes
Episode: 1x03 | Airdate: Mar 7, 2001
Planet Hunting
Episode: 1x04 | Airdate: Mar 14, 2001
Searching the Heavens
Episode: 1x05 | Airdate: Mar 21, 2001
The Search for Intelligent Life
Episode: 1x06 | Airdate: Mar 28, 2001