Across
- 5. something that goes around earth
- 6. what is it called to escape something
- 10. what is in a black hole
- 11. the planet we live in
- 14. what is the force between 2 bodies called
- 15. the distance light travels in one year
- 16. The hottest star in our universe
- 17. what is the biggest black hole
- 18. The biggest star in our solar system
Down
- 1. You can't escape it
- 2. what is the outer boundary of a black hole called
- 3. the biggest planet in our solar system
- 4. what are tubes in space time called
- 5. where all the galaxies are
- 7. a lot of things that light up the sky
- 8. people we send to space are called
- 9. what travels faster than the speed of light
- 12. what is the collision of 2 stars called
- 13. a dwarf planet that use to be a planet
- 16. what is the start of everything called