6.45 avg 10 episodes 6.5 → 6.0 44 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 0 | International Space Station - 2005-03-28 | 6.5 | 40 |
| 1 | Pilot | 6.0 | 28 |
| 2 | Shadow Deathstar | 6.8 | 18 |
| 3 | Alien Death Ray | 6.3 | 42 |
| 4 | Black Knight Rises | 6.8 | 36 |
| 5 | Interstellar Gold Rush | 6.5 | 37 |
| 6 | Ghosts on the Moon | 6.5 | 15 |
| 7 | Mystery Space Squid | 6.3 | 11 |
| 8 | U.S. UFO & The Saturn Mega Hex | 6.8 | 26 |
| 9 | The Aristarchus Enigma & Martian Space Station | 6.0 | 24 |
6.91 avg 8 episodes 6.9 → 7.0 43 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Life in Hell | 6.9 | 23 |
| 2 | Top Secret Terror | 6.8 | 26 |
| 3 | Hammer of Thor | 6.7 | 27 |
| 4 | Spacewalk of Doom | 6.9 | 28 |
| 5 | Did We Nuke Jupiter? | 6.9 | 28 |
| 6 | Nazis on the Moon | 7.1 | 25 |
| 7 | Lethal Weapons | 7.0 | 21 |
| 8 | Revenge of the Fireflies | 7.0 | 27 |
7.12 avg 14 episodes 7.1 → 7.2 43 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Pluto Under Pressure | 7.1 | 31 |
| 2 | Return of the Moon Bugs | 6.9 | 31 |
| 3 | Rise of the Ice Creatures | 6.9 | 28 |
| 4 | Ghosts on a Comet | 7.0 | 26 |
| 5 | The Moon That Disappeared | 7.0 | 27 |
| 6 | Curse of the Red Planet | 7.6 | 33 |
| 7 | Red Storm Rising | 7.5 | 29 |
| 8 | Attack of the Thunderballs | 7.1 | 25 |
| 9 | Space's Deadliest Moments | 7.2 | 11 |
| 10 | The Moon's Greatest Mystery's | 7.3 | 13 |
| 11 | Space Station of Doom | 7.0 | 11 |
| 12 | When the Universe Attacks | 6.9 | 10 |
| 13 | Mars's Strangest Secrets | 7.0 | 13 |
| 14 | Horror in the Cosmos | 7.2 | 9 |
7.00 avg 8 episodes 6.7 → 7.3 42 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Pluto's Stranger Things | 6.7 | 27 |
| 2 | Rise of the Planet Killer | 6.9 | 29 |
| 3 | A President's Close Encounter | 7.2 | 27 |
| 4 | The Earth Next Door | 7.0 | 27 |
| 5 | Curse of the Full Moon | 6.6 | 24 |
| 6 | Did Earth Have Two Moons? | 7.2 | 30 |
| 7 | Mystery of the Invisible Planet | 7.1 | 26 |
| 8 | Mar's Deepest Secret | 7.3 | 26 |
7.48 avg 9 episodes 7.5 → 7.3 42 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 0 | Moon Mystery Special | 7.5 | 10 |
| 1 | JFK UFO Conspiracy | 7.5 | 27 |
| 2 | Curse of the Gas Giant | 7.3 | 23 |
| 3 | The Sun's Evil Twin | 7.8 | 16 |
| 4 | Secret Aliens | 7.5 | 16 |
| 5 | Stonehenge on Mars | 7.2 | 22 |
| 6 | CIA's Secret Revenge | 7.7 | 18 |
| 7 | The Moon's Strange Secret | 7.5 | 19 |
| 8 | Saturn's Death Star | 7.3 | 18 |
7.08 avg 8 episodes 6.8 → 7.4 42 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | Saturn's Moon Monsters | 6.8 | 24 |
| 2 | Aliens vs. Stalin at Area 51 | 7.7 | 25 |
| 3 | The Black Hole Next Door | 7.2 | 26 |
| 4 | Pluto's Evil Twin | 7.0 | 22 |
| 5 | Aliens in the Amazon | 6.9 | 24 |
| 6 | Secrets of the Alien Signals | 6.9 | 26 |
| 7 | Planet of the Metal Aliens | 6.7 | 25 |
| 8 | Did Aliens Nuke Mars? | 7.4 | 20 |