"That's home. That's us-every saint and sinner in the history of our species lived there; on a mote of dust, suspended on a sunbeam. In our obscurity, in all this vastness, there is no hint that help will come from elsewhere to save us from ourselves. It is up to us." - Carl Sagan
COSMOS 2.0 premieres tonight, and Neil deGrasse Tyson picks up where Carl Sagan left off over 30 years ago.