Across
- 1. Change over time
- 5. Surveying the galaxies
- 7. Great balls of fire
- 11. A red star is this
- 12. How much it shines
- 14. From where we stand
- 17. Space agency of the U.S.
- 19. A blue star is this
- 20. Egg-shaped galaxy
- 22. More than blue
- 23. Light gets under your skin
- 24. Like air out in space
- 25. Nearby star
- 27. Star student
Down
- 1. Opposite of contracting
- 2. True nothingness
- 3. Light made longer
- 4. The farthest artifact
- 6. Speediest traveler
- 8. Pinwheel galaxy
- 9. All there is
- 10. Amoeba-like galaxy
- 13. Raw material for new stars
- 15. The youngest and the _____
- 16. Our closest celestial family
- 18. Make longer
- 21. Common to human, octopus, and some galaxies telescope Viewer into the past
- 26. Much stranger than that of Alice’s rabbit