Stratolaunch's giant Roc airplane dropped a prototype of the company's Talon hypersonic vehicle in mid-air for the first time during a test flight on Saturday (May 13).
Stratolaunch's huge Roc plane drops hypersonic test vehicle for 1st time (video) : Read more
Stratolaunch's huge Roc plane drops hypersonic test vehicle for 1st time (video) : Read more
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