[Space] Interested Rocket Man

Jonathan Moore moore at eds.org
Sat Jun 11 16:25:01 UTC 2011

On Sat, Jun 11, 2011 at 8:54 AM, James Mulroy <james.d.mulroy at gmail.com> wrote:
> I admit, I've never done a hybrid.  In my opinion, unless you're going
> pretty high they're inefficient because of the extra weight and they're
> usually a lot longer than a standard solid motor.  Start-up costs are also
> more expensive because you also have to buy, build, or borrow a ground
> station to fill up the motor on the launch pad.  But in the long run I guess
> it's normally cheaper for the fuel and gas.

They just sound fun to build to me mostly.


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