Want to read a sci-fi thriller in Cambridge, MA

Hostility rages among world nations when their nuclear powered satellites experience glitches. Ryan Simmons, a chief U.S. scientist, attributes it to an invisible lock closing around Earth. Fateful events that follow deteriorate the situation plunging the world nations into the third world war! It is then that an alien civilization enters Earth which lands at the Peruvian desert unearthing their secret storage.
The attacks of retaliation and suspicious explorations by aliens that follow tell Ryan that there is more than meets the eye. As the world nations combine attack from the Mars station, help arrives mysteriously to the aliens. Although Ryan identifies it later, who and why someone from earth would help aliens remain deeply shrouded, the knowledge of which may alter everything forever.
The e-book is available in Kindle, Nook and Smashwords
Kindle