| Title | : | The Universe Explore the Alien Worlds of Outer Space 3 Hour Marathon |
| Duration | : | 2 hours, 56 minutes, 33 seconds |
| Uploader | : | HISTORY |
| Added On: | : | 15 October, 2023 |
| Views | : | 3.5M times |
| Likes | : | 0 |
| Source | : | YouTube |
Which planet is the most controversial Why is Pluto not considered a planet by some See more in this 3 hour marathon from The Universe. #TheUniverseSubscribe for more from The Universe and other great The HISTORY Channel showshttphistv.coSubscribeHistoryY
