Currently, only planet earth in our solar system is known to harbor life. And life on earth is incredibly diverse..
a) We live on the Earth
b) It's the only planet with known life on it!
Hope this helps!
Earth is considered a very special planet, in that it is the only known planet which harbours life.
The Earth is unique because it is the only known planet to be capable of sustaining life. It is in exactly the right location to support life.
In our solar system the planet Venus is considered to be Earth's twin, and is roughly the same size, slightly smaller and about 4/5 of Earth's mass.
Earth is unique in having liquid water at its surface.
It is not unique in any specific physical characteristic; the only thing unique about Earth is that - as far as we know - it's the only planet to harbor life.
Earth is considered a very special planet, in that it is the only known planet which harbours life.
it has life on it
Up to now, Earth is the only planet in our solar system that can sustain life as we know it.
earth is considered as a planet because it is a part of solar system
The unique habitable planet in the solar system, possibly the unique in the Milky Way, and possibly in the whole Universe.
Earth is the only planet known to have life on it.
The moon itself is not considered a planet. It is Earth's only moon. Since Pluto is not considered a planet (as of 2006), the smallest planet in our solar system is Mercury.
The Earth is unique because it is the only known planet to be capable of sustaining life. It is in exactly the right location to support life.
In our solar system the planet Venus is considered to be Earth's twin, and is roughly the same size, slightly smaller and about 4/5 of Earth's mass.
Earth is unique in having liquid water at its surface.
The Earth is unique in our solar system because it is the only planet that has life on it. It is the only planet in a viable position to support life (other than bacteria), the only planet with water on it, the only planet with a good atmosphere to keep heat and cool in, and the only planet with the perfect combination of elements in the atmosphere to support life.
The earth is the only planet in the solar system that has the ability to hold the different forms of life.This planet also has unique properties like: Air is present in this planet. Plants and trees grow here etc.