when u think about it it's actually really ignorant to believe that in this whole infinite universe that our one tiny planet is the only one occupying living creatures just sayin <<<< only reposting because of this comment.... So true
PHD Comics: Gravitational Waves Explained Simple explanation but really interesting for further understanding on gravitational waves. "That's one small step for man, one giant leap for mankind" Neil Armstrong quote
Pluto's giant moon Charon may have had a buried ocean. In July of 2015, NASA's New Horizons spacecraft will be the first to visit Pluto and Charon, and will provide the most detailed observations to date.