Cosmic Phenomena

Across

1. Make louder or increase volume

3. Largest planet in our solar system

4. Apparent shift in position viewed

6. Dark area on the solar surface

8. Path of a satellite around Earth

10. Path of a planet around sun

11. Small creature often found outdoors

Down

2. Floating above the ground level

5. Relating to or resembling stars

7. Astrological circle of twelve signs

9. Spacecraft designed to touch down gently