Rama series

Years ago, the enormous, enigmatic alien spacecraft called Rama sailed through our solar system as mind-boggling proof that life existed -- or had existed -- elsewhere in the universe. Now, at the dawn of the twenty-third century, another ship is discovered hurtling toward us. A crew of Earth's best and brightest minds is assembled to rendezvous with the massive vessel. They are armed with everything we know about Raman technology and culture. But...

The long-awaited, New York Times bestselling conclusion to the epic Rama series. A massive starship of alien origin arrives at the end of its generations-long journey, at which time its human passengers confront a sinister evil, and discover the identity of their hosts--the Ramans--and their ultimate plan for humanity.