Celestial Phenomena

Across

1. Spacecraft circling a planet

4. End or downfall of something

7. Relating to the universe beyond Earth

9. Rapidly rotating neutron star emitting beams

10. Relating to Earth s natural satellite

11. Celestial body orbiting a star

12. Day and night equal length event

Down

2. Solar atmosphere visible during eclipse

3. Resident of the Red Planet

5. Area beyond the Earths atmosphere

6. Cloud of gas and dust in space

8. Device that mimics another system