Do you have $500,000 lying around? If you do, Elon Musk might just send you to colonize Mars. This is not the first time that Musk has discussed his desire for a colony on Mars. Interesting as it sounds, not everyone is excited about the idea.
The cosmos is also within us, we're made of star-stuff. We are a way for the cosmos, to know itself.
Cosmos: A Personal Voyage is a thirteen-part television series of one hour shows written by Carl Sagan, Ann Druyan, and Steven Soter, that was aired at the tail end of 1980 and was - at the time - the most widely watched series in the history of American public television. It is best introduced by an audio excerpt of one of his books, The Pale Blue Dot. Inside is a complete annotated collection of the series. [more inside]
The "Great Filter" is a hypothetical barrier to explain why civilisations are so unlikely to progress to the point of inter-stellar colonisation that we have not encountered any in 40 years of looking. Maybe humanity has already negotiated the filter - as some massive evolutionary improbability - or perhaps it lies in our future as an almost-certain threat to our existence? We should hold our breath as we look for evidence of life on Mars.
The New Frontier- Preparing the law for settling on Mars. "Like the abandoned launch fields [at Cape Canveral], the Outer Space Treaty [of 1967] needs to have its valuable parts salvaged, and the dangerous ones demolished."