The mankind has always wondered if there is life on other planets as well? Though there is no scientific explanation yet to prove that there is life on another planet and it has some different looking creatures of their own but still we have some arguments to put forward which indicates that there is maybe life on another planet too.
The Math Allows It
Our universe is immeasurable with millions of planets out there. And it won't be wrong to say that we are the only one with life on it?
Ancient Astronauts
we have a lot of theories stating that people have come from space and that is how mankind has evolved. It won't be totally wrong if it is true.