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Fuel tank rules of thumb by Roger Stokes
Does anyone have formulae or rules of thumb for the mass of a fuel tank to hold a certain weight or volume of fuel such as LH2, LOX, or Kerosene - eg if I said...
(Multi-page thread 1 2)
November 8th 03 01:59 PM
by Craig Fink Go to last post
13 1,561
Building the better mousetr-...er, engine by Mike Miller
Henry Spencer wrote: "Current engines are (in my opinion) *nowhere* *near* fundamental limits on thrust/weight, even without magic materials like nanotube...
November 8th 03 11:25 AM
by johnhare Go to last post
1 1,034
Zylon/epoxy composite by Oren Tirosh
http://flux.wins.uva.nl/~frings/pub/mech_prop_Zylon.pdf UTS at room temperatu 3.3 GPa UTS at 77 K: 4.3 GPa Pretty impressive percentage of the raw UTS of...
November 6th 03 09:33 PM
by Mike Miller Go to last post
1 1,111
sci.space.tech and sci.space.science Frequently Asked Questions (FAQ) by s.s.t moderator
This is the weekly Frequently Asked Question (FAQ) posting for sci.space.tech and sci.space.science . It is crossposted into sci.space.policy to explain...
November 2nd 03 01:02 PM
by s.s.t moderator Go to last post
0 1,357
Web article about first fully successful automatic docking, 35 years ago by Sven Grahn
Dear Friends, I have just completed yet another web article, this time about the second, and really first successful automatic docking, that between...
November 1st 03 03:13 PM
by Sven Grahn Go to last post
0 1,271
On building a better catalyst pack by Earl Colby Pottinger
Hope I don't get rejected again. Hello, After reading John Carmack's results with getting the heating of his catalyst packs sorted out I tried playing with...
November 1st 03 01:09 AM
by Earl Colby Pottinger Go to last post
6 1,308
Copper as a Catalyst by Earl Colby Pottinger
Does anyone know on where I can get useful rate of reaction information on using copper as a catalyst to decompose hydrogen peroxide is it is heated up first. ...
November 1st 03 01:09 AM
by Earl Colby Pottinger Go to last post
3 1,099
NASA Exploring Potential of Small UAVs for Earth Studies by Ron Baalke
David E. Steitz Headquarters, Washington October 31, 2003 (Phone: 202/358-1730) Keith Koehler Wallops Flight Facility, Wallops Island,...
October 31st 03 09:50 PM
by Ron Baalke Go to last post
0 1,608
Jet-fueled Rocketry by Mike Miller
Two questions about kerosene rockets: 1) Can kerosene rocket engines using hydrogen peroxide as an oxidizer match the specific impulse of high-performance...
October 31st 03 09:42 PM
by Henry Spencer Go to last post
3 1,657
NASA Testing K9 Rover In Granite Quarry For Future Missions by Ron Baalke
Michael Mewhinney Oct. 30, 2003 NASA Ames Research Center, Moffett Field, Calif. Phone: 650/604-3937 or 650/604-9000 E-mail:...
October 31st 03 05:45 PM
by Ron Baalke Go to last post
0 2,297
Investor or Company needed for Pulse Detonation Engine concepts/designs by RDButler
My name is Richard Butler. I have a background in physical chemistry and mechanical engineering. I am seeking a company or investor for orignal and patentable...
October 31st 03 04:32 PM
by RDButler Go to last post
0 1,551
FWD: Here's an aerodynamic test you have to see... by OM
....Proof positive that some college students have way too much time on their hands: http://www.physics.uq.edu.au/lp/lasdiag/enterp.shtml OM -- "No *******...
October 30th 03 05:55 PM
by Neil Gerace Go to last post
1 1,093
Difference between american and russian launchrocket technology. by lapzilla
Hi! I have been following space related stuff since the 60's. It seems to me to look like russian spacelaunch vehicles accelerate faster than the big american...
October 30th 03 03:36 PM
by MattWriter Go to last post
3 1,385
A small, polar-orbiting moon by Bill Bogen
I'd like input from all you orbital mechanics out there as to this concept's feasibility: What if sometime in prehistory, the Earth had captured a Near...
(Multi-page thread 1 2 3)
October 30th 03 02:11 PM
by Bill Bogen Go to last post
22 2,985
Sobering Thot by Michael J Wise
There are precisely two nations on Earth right now that can put a man into space, at least on "Short Notice". And the United States of America is NOT one of...
October 28th 03 05:49 AM
by Michael J Wise Go to last post
4 1,277
Recycling electrical power on project dedalus? by Christopher
Over the weekend I was reading some sites associated with our British Interplanetary Societys Project Dedalus. It seems to be for the moment the only...
October 27th 03 11:28 PM
by Anthony Frost Go to last post
5 1,935
sci.space.tech and sci.space.science Frequently Asked Questions (FAQ) by s.s.t moderator
This is the weekly Frequently Asked Question (FAQ) posting for sci.space.tech and sci.space.science . It is crossposted into sci.space.policy to explain...
October 26th 03 01:02 PM
by s.s.t moderator Go to last post
0 1,115
Contour accident report? by Brian Gaff
I just read the pdf version which has the real interesting stuff taken out (Why for goodness sake?) and one gets the impression that once again, the main...
October 25th 03 03:28 AM
by Stephen & Diana Andrews Go to last post
2 1,094
How many people to launch a rocket? by MattWriter
I suppose this is harder to figure out the larger and more complex any launch campaign gets, but if you take one of the smaller LEO-capable boosters (Taurus,...
October 24th 03 04:01 AM
by MattWriter Go to last post
0 1,182
Chinese module at ISS? by Explorer8939
What are the requirements for a Chinese module, using APAS as a docking adaptor, to be connected to ISS? Presumably, this module would be allowed if the...
October 24th 03 02:47 AM
by Henry Spencer Go to last post
6 1,075
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