[gurps] [VEHICLE] of the week 674 – Improved Spaceplane
Wyrm
wyrm.ksc at gmail.com
Wed Sep 26 13:48:01 CDT 2007
Onno Meyer wrote:
> This is a weekly posting with GURPS vehicles (and the like) to the
> GURPSnet mailing list. I grant the permission for all non-commercial
> redistribution of my work, but I would like to know if you put it on
> a website or the like. My site is down for rebuilding, but sooner or
> later the old stuff should reappear at omeyer.gmxhome.de
> Onno Meyer, 2007-09-24
>
> Improved Spaceplane v1.0 (TL9)
> Copyright 2007 by Onno Meyer
>
> Many space exploration scenarios require a cheap and reusable launch
> vehicle. The spaceplane can be used in reasonably realistic far future
> games. It has ten seats and a total payload of 10 tons, including the
> passengers.
> The spaceplane uses a turbofan for horizontal takeoff and the flight
> to 10 km altitude and 3,200 kph. There the rocket engines ignite for a
> climb to LEO (approximately 200 km and 7.8 km/s). A delta-V of 800 m/s
> remains for docking maneuvers and the reentry burn. Reentry takes the
> spaceplane into the upper atmosphere, where drag brings it down for a
> dead stick landing.
> The turbofans burn 1,200 gallons of jet fuel per hour and the rockets
> burn 1,375 gallons of HO per second. A full load of fuel is $23,600.
Why a dead stick? Can't the turbofans be used for landing as well?
[snip]
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