1, Ours......
Earth is the third planet from out sun, but there is no way of ordering Earth with planets in the entire universe as there are other solar systems. Scientists can only make an educated guess as to how many.
Yes there are so many similar planets as like of our Earth. but they are very very far from us. these planet can not in the human range.
yes there are many of them on mars and in the future i think they will visit our planet ('Earth')
our planet earth has its own theory.... base on my scientific search, our planet started when the matter of the universe explode... and the left particles... started to grow with the help or the other elements of matter in the universe...
Universe and our planet
it is a lot of planet so maybe no
It's unknown. We didn't discover a planet with water, and oxygen.
Some believe Earth and its inhabitants were created to explore the universe.
As of June 2014, Mars is the seventh biggest planet in the universe. The sie Mars is approximately 53% the size of the Earth.
no because scientists think that earth is the only planet in the universe that supports life :3
The Universe - 2007 Worst Days on Planet Earth 6-5 was released on: USA: 29 November 2011
The Earth refers to our planet. The world refers USUALLY to our planet also, but it could also refer to another world. There are many worlds in the universe but only one earth. Earth is a world amongst many, many worlds. The earth is usually the world people are referring to. Therefore the answer is for the most part, no difference.