Message posted by Rob (Member since 03/13/2018) on April 05, 2023 at 6:02:42 PST:
It is publicly-known that Draper Labs is working on a hypersonic bomber capable of operating at Mach 10 known as Project Mayhem. So, apparently, they think so. :)
In Reply to: Re: SR 91? posted by Duke on April 04, 2023 at 20:29:38 PST:
Replies: