I don't think so. It is most probably the only planet to support life forms very similar to ours, but that does not imply that some other planet(s) don't have life forms of some other nature than ours.
Earth is the strongest planet in the solar system
Earth.
The Earth is the 3rd planet from the sun. (third rock from the sun, you remember that?)
Mercury, Venus, Earth and Mars are called the inner planets of the Solar System. Of these planets, Earth is the largest.
It is the 3rd planet from the sun.
Because (as far as we currently know) Earth is the only planet in our solar system that supports life.
Earth is a planet in the solar system
Earth is a planet, not a solar system.
Earth is the strongest planet in the solar system
The Earth is a planet in our solar system and the third planet from the sun. The Earth is the only planet within our solar system that can support life.
lifethat it is the only planet in the solar system that supports living things and organisms
Earth is the most habitable planet in the solar system, which is why there is so much life on it. As far as we know, no other planet has life on it. Mars could possibly support human life, with supports to help them.
The largest planet in the solar system is Jupiter.
No, Earth is the fifth largest planet in our solar system.
No,Mars is. Earth is the fourth smallest planet known in the solar system.
Earth is only one planet on solar system which has sustainable atmosphere. In other words, Earth got all the factors that can support the life. Edit: Temperature is important too, and liquid water seems to be essential.
Earth is the most habitable planet in the solar system, which is why there is so much life on it. As far as we know, no other planet has life on it. Mars could possibly support human life, with supports to help them.