Will we ever know the truth about space.?

wow what you just said right there was some deep stuff, i didn't know about all that, the moon thing i mean but what i would like to know is are we really alone out there i mean space is a big place and you may never know in the deepest part of space that could be were heaven lays the only way to find out is if we finely die sounds bite sad to say but that's the only way as humans are going to find out.