The U.S. Navy has completed a series of Autonomous Aerial Refueling tests for the Unmanned Combat Air System Demonstration (UCAS-D) program.
![Learjet_20Dec_1[1]](http://alert5.com/wp-content/uploads/2012/01/Learjet_20Dec_11-500x282.jpg)
U.S. Navy
X-47B hardware and software were installed on a Calspan Learjet surrogate aircraft and a series of flights were conducted with an Omega K-707 Tanker.
The team plans to conduct two more surrogate test periods before demonstrating refueling techniques on the X-47B in 2014.
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