That would be mars because it has ice on a side of it,so if we " crack " the ice we would be able to create oxygen and create our own atmosphere.
In the Solar System Saturn is 'after' Jupiter.
jupiter
Jupitor
Saturn is the second largest planet in the Solar System, next to Jupiter.
In order, the planet after Earth is Mars.MercuryVenusEarthMarsJupiterSaturnUranusNeptune
Mars is the fourth planet from the Sun and is located in our solar system. It is the second smallest planet in the solar system after Mercury and is known as the "Red Planet" due to its reddish appearance.
The next-to-farthest planet is Uranus.The farthest planet is Neptune.
Jupiter is the only planet bigger than Saturn.
The moon is Earth's natural satellite and is not next to any other planet in our solar system. It orbits around Earth.
There is 1 planet "In the spotlight" that is worth mentioning. It is 10.5 Light years away. It circles the star Epsilon Eridani. The planet is approx. 1.5 times the size of Jupiter. Funny how you phrased it "your solar system"
Mars follows Earth as the next planet out from the sun.
The next planet after Saturn moving outward from the Sun is Uranus.