Season 1
13 episodes
Prepping for Mars ~ 1
September 13, 2014
Astronaut Training ~ 2
September 20, 2014
Robots in Space ~ 3
September 27, 2014
Life Beyond Earth ~ 4
October 04, 2014
Asteroids ~ 5
October 11, 2014
13 episodes
September 13, 2014
September 20, 2014
September 27, 2014
October 04, 2014
October 11, 2014
17 episodes
September 12, 2015
September 19, 2015
September 26, 2015
October 03, 2015
October 10, 2015
13 episodes
September 10, 2016
September 17, 2016
September 24, 2016
October 01, 2016
October 08, 2016
13 episodes
September 04, 2017
September 11, 2017
September 18, 2017
September 25, 2017
October 07, 2017
9 episodes
October 07, 2018
October 14, 2018
October 21, 2018
October 28, 2018
November 18, 2018