11/09/15 12:30:24.80 msnZdXTl
>>631
いやSSMEは使うよ
SLS configuration finalised
URLﾘﾝｸ(www.flightglobal.com)
> The first stage of SLS, as many anticipated, will be powered by five Rocketdyne RD-25D/E rockets,
> also known as space shuttle main engines (SSME),
NASA’s Space Launch System Unveiled: Analysis
URLﾘﾝｸ(www.popularmechanics.com)
> SLS will use a new expendable (and presumably cheaper) version of the liquid-oxygen/liquid-hydrogen
> Space Shuttle Main Engine (SSME), designated RS-25D/E.