Galactech: Secrets of the Black Hole
- Episode aired Mar 18, 2016
- TV-Y
- 24m
When a black hole reveals a clue left by an ancient alien race, the Callistos discover a secret galaxy containing the key to saving their own.When a black hole reveals a clue left by an ancient alien race, the Callistos discover a secret galaxy containing the key to saving their own.When a black hole reveals a clue left by an ancient alien race, the Callistos discover a secret galaxy containing the key to saving their own.