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Originally Posted by publiusr
The more friends CaLV has, the better. Over at www.nasaspaceflight.com are some ESAS alternatives--one of which was a CLV based on an engine-equipped ET without solids.
That I could get behind--because that evolves into a true HLLV/CaLV.
Stick may be a distraction. |
it can be made, but it's not a good solution because:
1. still don't has all the advantages of a single-launch architecture
2. it needs too much (expendable) liquid engines to give the same thrust of the (reusable) SRB, then, it costs too much
.