The US Navy’s current carrier-based refueling aircraft may soon be getting help, as Boeing has completed the first flight of its autonomous tanker drone designed for carrier operations. Boeing announced on Monday that it had successfully flown the MQ-25A Stingray for the first time. According to the aviation firm, the Stingray successfully undertook a two-hour flight over the weekend, demonstrating its ability to "autonomously taxi, take off, fly, land, and respond to commands" from ground control operators.  Once in the skies, the Stingray undertook a predetermined mission that validated flight controls, navigation, and safe integration with the ground control station, but it doesn't appear that there were any tests of its ability to autonomously refuel naval aircraft as part of the test.  "The MQ-25A is the most complex autonomous system ever developed for the carrier environment, and this historic achievement advances us closer to safely integrating the Stingray into the carrier air wing,"…