Across
- 2. perceptible by touch
- 5. when something constantly circles another
- 6. when the moon lines up with sun as seen from Earth
- 8. sun as the center of the solar system
- 10. when the moon lines up with the shadow of the earth and turns red
- 13. the brightning of earth with man-made sources
- 16. a man made or nataural object the orbits around something
- 17. an object propelled by the combustion of its contents
Down
- 1. an opinion contary to the orthadox religion
- 3. unable to be touched
- 4. the 12 creatures in the sky that are made up of stars
- 7. the name for summer, winter, spring and autumn
- 9. the eight ______ of the moon
- 11. eight planets and their moons orbiting around the sun
- 12. the branch of science that involves its self in space
- 14. represents the earth as the center of the solar system
- 15. the propulsive force of a rocket or jet engine