28 янв 2009 г. - Earth

Описание:

-Earth has one moon
-Earth is a terrestrial planet
-Earth has a rotational period 1d or 24h
-It's revolution period is 1 year or 365 days
-Earth's average temperature is 58.3ºF and has a surface area of 196.1 million mi²
-Earth is the largest of the terrestrial planets and is the only known planet that can sustain human life

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