i do not believe this..i think its just imaginary things..there is no aliens and UFO..and there are no solid proves of there presence...
earth
One - itself. Earth is a planet.
uhhh no... cuz then there will be about 2 million aliens on Earth XD, to many to hide loool
This is planet Earth, so one Earth day is one day on this planet.
several.
There is one moon revolving around planet Earth.
Tales from Planet Earth has 307 pages.
Tales from the Planet Earth has 268 pages.
3 including planet earth
bad because our own planet earth has many problems.
Earth is the third planet from Sol (the sun).
lol... there are no planets inside the earth!! :)