1.
ice around it and releases gasses when orbiting the sun
2.
is discovering things beyond earth's atmosphere
3.
is a belief about personality
4.
someone that travels into space
5.
something that uses stars to make an image in the sky
6.
changing time and the season
7.
something that gives off light
10.
has the same amount of sunlight and darkness
11.
light bouncing off an object
12.
something going around something
13.
streak of light in our atmosphere
14.
little pebble thats in our atmosphere that landed here
15.
piece of rock that comes from astroids or planets
16.
galaxies including the solar system
17.
they have gases and dust and solar systems held together by gravity
