1.
the study of the universe
3.
some one the go to space
4.
made of ice and dust and floats in space
5.
a group of stars forming a recognisable pattern
6.
stars that makes a big shovel
7.
stars that makes a little shovel
8.
when it is 12 light hours and 12 dark hours
9.
the darkest day or the lightest day
12.
rock that enters earths atmosphere
13.
a rock that enter earths surface
14.
a small rock moving in the solar system
15.
means to go around a star or a planet
16.
a body that orbits a star
17.
a band of light that has faint stars in it and we can see it from earth
18.
a system of millions or billions of stars