Season 1 (2009)
7.90 avg 3 episodes 8.3 → 7.6 46 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | The Fastest | 8.3 | 17 |
| 2 | The Biggest and Smallest | 7.8 | 23 |
| 3 | The Most Explosive | 7.6 | 19 |
Seasons
Season 2 (2010)
7.03 avg 6 episodes 7.9 → 6.8 46 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Cosmic Collisions | 7.9 | 18 |
| 2 | Stellar Storms | 7.2 | 18 |
| 3 | Alien Contact | 7.0 | 21 |
| 4 | Decoding the Skies | 6.4 | 16 |
| 5 | Final Frontiers | 6.9 | 15 |
| 6 | Cosmic Fury | 6.8 | 13 |
Season 3 (2011)
6.40 avg 8 episodes 6.8 → 6.6 46 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Surviving Outer Space | 6.8 | 10 |
| 2 | Treasure Hunt | 6.9 | 11 |
| 3 | Most Powerful Stars | 6.7 | 11 |
| 4 | Extreme Space Tech | 5.5 | 11 |
| 5 | Biggest Cosmic Blasts | 5.9 | 9 |
| 6 | Construction Zone | 6.1 | 10 |
| 7 | Escaping Earth | 6.7 | 12 |
| 8 | End of the World | 6.6 | 13 |
