The only planet that supports life (as per the present knowledge of humans) is the Earth. The life supporting zone of the Earth is very small compared to the vast Universe. It is from the bottom of the ocean bed to the top of the highest mountain. Less than 0.5% is of the space available for human habituation, as we can’t like under extreme hot or cold conditions.
We humans live on just 12% of the total land area and only 4% of the whole surface area, but still Earth is the only planet that can sustain life in the entire solar system. Scientists discovered 70 planets beyond the solar system, but the expected number is around ten billion trillion.
read more.....
http://www.wonderwhizkids.com/index.php/earth-supports-life
We humans live on just 12% of the total land area and only 4% of the whole surface area, but still Earth is the only planet that can sustain life in the entire solar system. Scientists discovered 70 planets beyond the solar system, but the expected number is around ten billion trillion.
read more.....
http://www.wonderwhizkids.com/index.php/earth-supports-life
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