2.
there are 9 of these in our solar system
3.
is the closest to planet earth
4.
the star of our solar system
5.
collection of planets that revolve around a sun
6.
a device used to see things that are far away
7.
a natural or human made object that orbits something
8.
a vehicle used to launch something
9.
a force that moves something quickly and powerfully
10.
someone who studies and becomes an expert in a science
11.
someone who travels in space
