The Humanity Unlimited Saga4 books in series
Liberty Station Publisher's Summary
Humanity will be free, no matter the cost!
Deep in the Guatemalan jungle, buried beneath a forgotten Mayan pyramid, an earth-shattering secret sits waiting. Its discovery will rip apart the illusion that humanity is alone in the universe.
Engaged in a life-and-death struggle for the future of mankind, Harry Rogers and Jess Cook are forced to protect this secret from the most despicable foes imaginable. They must race across the globe to complete Liberty Station, the first true interplanetary ship.
Only then can they search for the shocking truth behind what they've found. They have no room for error, because failure means death for them and subjugation for everyone else.