JRPGfan on 14 February 2016
This the theory your thinking of?
http://news.nationalgeographic.com/news/2013/09/130905-mars-origin-of-life-earth-panspermia-astrobiology/
Who cares where it started?
Ice crystals in space -> somehow end up on mars, life forms there -> meteorite carries it to earth.
So what? that doesnt make us aliens.
