Astronomical terms

2. the distance that light would travel in a full year.
4. A region in space that has such an enormous force of gravity that light can not escape
7. the opposite to the sun and helps the earth with its gravity
8. these correspond to the poles and equator on earth,but lie on the celestial
12. our closest and most biggist star

1. a large sphere that lives in the galaxy
3. the layers of gases that surround many planets and other bodies.
5. the name givin to a collision between two objects in space
6. a description.Usually given as a compass direction
9. the effect of city lights,lighting up the sky and reducing our veiw of the sky
10. huge sphere of burning gas
11. a person that travels around in space