Across
- 4. the point in the orbit of an object
- 6. Brightest star in the northern constellation of Lyra
- 8. Creator of the theory of relativity
- 10. representing the suns apparent path during the year
- 11. Bezos
- 12. Elon
- 14. contains our solar system
- 17. added day
- 18. how bright star appears from earth
- 19. greek polymath
Down
- 1. representing the sun as the center
- 2. representing the earth as the center
- 3. Italian astronomer
- 5. found out about gravity
- 7. creator of the big bang
- 9. Brightest star in the night sky
- 13. space telescope
- 15. star brightness in lightyears
- 16. distance of light travels
- 20. named after a hunter in greek mythology