Space Earth Carl Sagan Blue Marble Overview Effect World Planet
http://www.youtube.com/watch?v=wupToqz1e2g That's here. That's home. That's us. On it...
"Better by far to embrace the hard truth than a reassuring fable."
Home (Galaxy Challenge)
Space Earth Carl Sagan Blue Marble Overview Effect World Planet
http://www.youtube.com/watch?v=wupToqz1e2g That's here. That's home. That's us. On it...