Mind-Blowing Outer space Attractions :)

It was only about 23 years ago that scientists discovered that there were, indeed, other planets outside of our solar system. Since then, more than 700 have been found, some even potential places for human inhabitants! Still no word on E.T., though. 

       

1) Darkest Parts of Space  :

  2) Survival of the Fittest :

3) Planet of Extremes :