Unmasking the RQ-180 | Ares blog
The Air Force has long debated how to conduct penetrating intelligence, surveillance and reconnaissance missions since the venerable, high-speed SR-71 retired in 1998. But despite the need and a lingering requirement, no visible progress toward that goal was made. That’s because the highly classified aircraft – the RQ-180 – has been developed by Northrop Grumman in secret.
The full article from AW&ST: http://www.aviationweek.com/Article.aspx?id=/article-xml/awx_12_06_2013_p0-643783.xml&p=1
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