Blue Origin is best known for its own rocket programs, but it just scored a deal that could make it an important name in the spaceflight industry. United Launch Alliance has chosen Blue Origin's BE-4 engine (two of them, to be exact) to power the bo... 
https://ift.tt/2OvYPKd support@endlesssupplies.ca (Endless Supplies .Ca) September 30, 2018 at 08:03PM
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