Lockheed Martin USA's military contractor's former CEO Ben Rich said and quote:

"We already have the means to travel among the stars, but these technologies are locked up in black projects, and it would take an act of God to ever get them out to benefit Humanity. Anything you can imagine, we already know how to do."

I believe that its out there and those kind of technologies are ancient knowledge. I see star travel in the next 10 years