|
|
2
|
Only planet to have all forms of water
|
6
|
Last planet in the solar system
|
7
|
Planet closest to the sun
|
9
|
A rover landed on this planet and discovered traces of water
|
|
|
|
|
1
|
The least dense planet in the solar system
|
3
|
Earth's twin
|
4
|
About 75% of the Earth is made of this substance
|
5
|
Largest planet in the solar system
|
8
|
Bluish in color because of methane gas in the atmosphere
|
|
|