Will we ever leave our galaxy?

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Tags

1. #travel
2. #cannot
3. #physics
4. #would
5. #other
6. #space
7. #light
8. #millions
9. #years
10. #current
11. #which
12. #earth
13. #flight
14. #speed
15. #conventional
16. #object
17. #according
18. #exceed
19. #journey
20. #galaxy
21. #attempt
22. #means
23. #understanding
24. #within