as far as we know it is the only planet that has water and life
mars
The most common unique about earth to other planets is that Earth have life.
no
it is unique because we can drink from it
Just the one - called Earth
Earth is the only planet known to have life on it.
Venus
Because they are roughly like the Earth.
Venus and Earth. They are often called brother planets.
They are called the terrestrial planets because they are similar to Earth (in fact one of them is Earth.
Earth and Mars, along with Mercury and Venus, are rocky planets.
The inner planets are known as terrestrial planets, because you can stand on them and they have a solid surface. The inner planets are: * Mercury * Venus * Earth; and * Mars