|
|
2
|
humans have set foot on Mars
|
4
|
the sun orbits the earth
|
8
|
1st person to walk on the moon
|
10
|
4th planet
|
11
|
1st planet
|
13
|
the sun is a
|
14
|
6th planet
|
15
|
2nd planet
|
16
|
force holding us to earth
|
18
|
7th planet
|
|
|
|
|
1
|
coldest planet
|
3
|
planet fartherest from the sun
|
5
|
5th planet
|
6
|
Earth is located in the
|
7
|
how many planets are larger than earth
|
9
|
8th planet
|
12
|
3rd planet
|
17
|
Saturn's largest moon
|
|
|