2.
belief in constellation
3.
people that go into space
7.
look like a small spoon
8.
first day of winter or summer
9.
first day of spring or fall
12.
when a space rock reach the atomsphere
13.
when a space rock reach earth
14.
a rock that is floating in space
15.
something that got pull into somethings' gravity
16.
something that orbit the sun
18.
a lot of solar systems, dust and gas