Across
- 2. A famous vortex known to suck people into itself
- 3. A planet no known to part of our solar system anymore
- 4. A big piece of nothing that holds alien life, called planets
- 6. Basically a black hole but takes you to a different place
- 7. the red planet known to have life on it
- 8. a massive star thats over-grown
Down
- 1. A cluster that forms after a star dyes
- 5. A planet outside our solar-system