The Boeing E-3 Sentry is far more than just an airborne radar. Nicknamed the “Eye in the Sky” by many pilots, this airborne warning and control system (AWACS) is a combination flying command post and spy plane. With its million-watt Doppler Radar System, AWACS can detect incoming aircraft or missiles from tree-top height all the way up to the high end of the stratosphere, and out to hundreds of miles farther than any ground-based radar system. Do you know how big the rotodome on the E-3 Sentry i