Sezon 4
Bölümler
1 Founder's Day 9 Tem 2010 
2 A New World 16 Tem 2010 
3 All the Rage 23 Tem 2010 
4 The Story of O2 30 Tem 2010 
5 Crossing Over 6 Ağu 2010 
6 Momstrosity 13 Ağu 2010 
7 Stoned 20 Ağu 2010 
8 The Ex-Files 27 Ağu 2010 
9 I'll Be Seeing You 10 Eyl 2010 
10 O Little Town 7 Ara 2010 
11 Lift Off 11 Tem 2011 
12 Reprise 18 Tem 2011 
13 Glimpse 25 Tem 2011 
14 Up in the Air 1 Ağu 2011 
15 Omega Girls 8 Ağu 2011 
16 Of Mites and Men 15 Ağu 2011 
17 Clash of the Titans 22 Ağu 2011 
18 This One Time at Space Camp... 29 Ağu 2011 
19 One Small Step... 12 Eyl 2011 
20 One Giant Leap... 19 Eyl 2011 
21 Do You See What I See 6 Ara 2011