[heheoksure]

would be crazy if there was some cosmic mirror in between and we were just looking at how our civilization was thousands of years ago because of the time it takes light to reach us.

[Kodiak]

Hmm, suspended animation? a la Planet of the Apes maybe.

[bluewood32]

We need to use machines so that we live much longer and can explore the universe to a much greater extent.

[EngineerGalt]

500 Light Years might not be as far away as you think.

Dr. Harold White (NASA Advanced Propulsion Labs) is working on some interesting stuff:

http://ntrs.nasa.gov/archive/nasa/casi.n...015936.pdf

[dagith140]

Interesting, but doubt any decent information will ever become available for this.

[omgwhitemagic]

That would be great if we could only find a way to get there quickly!

[Drago1111]

This won't be the only planet we spy in the sky that looks like Earth. Maybe we'll find one closer.

[wolfnotsheep]

I only hope the first extra-terrestrial species that encounters us is a friendly one.

[dimitri889]

I've always wondered. Would Mars have been our planet once but because of human greed and exploitation, Mars died on us and somehow we decided to start over by launching experimental/-ed micro-organisms to the next planet?

[Mr_slip12]

we must claim this planet for Jesus!