Across
- 3. Example of the expansion of the universe
- 6. The study of the universe.
- 7. The expansion of the universe
- 8. Multiple structures that are similar around space
Down
- 1. A place in our galaxy that has planets orbiting the sun
- 2. Around when did the Big Bang Theory happen
- 4. Not enough of … will cause a forever expanding universe
- 5. Radiation found in space accidentally by scientists