ANALYSIS: Taranis developers reveal test flight specifics

Despite having performed a maiden sortie some three years ago, details remain sketchy on the flight-test campaign of the BAE Systems Taranis unmanned combat air vehicle (UCAV) demonstrator.

So far, there have been three test phases – the most recent taking place in 2015. Although the manufacturer declines to detail that effort, it has divulged the rationale and intentions behind previous evaluations.

https://www.flightglobal.com/news/articles/analysis-taranis-developers-reveal-test-flight-spec-425347