I could not reply to my May 25 post with my code for pressure tank mass calculations. I found the error in my code. The: double SphereVolume = 4/3 * PI *...

To reduce the risk in launching a Shuttle, would it be worthwile to replace the SRB's with hybrid rockets, providing that we can get them up to the required...

In article , Herm wrote: the Russians keep saying that Angara is in...

I wonder if you could reduce boneloss by trampolining in orbit? You would need a trampoline on the floor and one on the ceiling and do a half somersault...

Spotlight: Tiny Measurement Gives Big Boost to Planet Hunt Written by Randal Jackson/Planet Quest Jet Propulsion Laboratory, Pasadena, Calif. July 22,...

Elvia Thompson/Etta Jane Pagani Headquarters, Washington (Phone: 202/358-1696/1034) July 22, 2003 Krishna Ramanujan Goddard Space Flight Center,...

Reminding people, this evening will be the IRC chat sponsored by Asimov's science fiction: Whither the Space Program July 22 @ 9:00 p.m. EST While celebrating...

I have been unable to locate the appropriate conversion factor for comparing a launcher's capability betweeen polar and low-inclination orbits. Does...

Heinrich Zinndorf-Linker wrote: Am 26 May 2003 17:47:14 GMT schrieb "Jim Davis": Oh, that could be done with a never-built Russian...

Does anyone use an engine burning H2O2 with O2? Just wondered what those characteristics might be. Thanks, Matt Bille ) OPINIONS IN ALL...

"Kim Keller" wrote in message ... "Jake McGuire" wrote in...

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...

Does Mars offer the possibility of a sun-synchronous orbit? I'm playing with an idea for orbiting reflectors to warm Mars and assist in terraforming. It...

At home I don't actually number the dozens of possible configurations of the lensjet. I'm doing it here to keep track in case anyone gets interested. Most of...

Since I happened to be posting stuff on Pulse Detonation Engines, which heavily tax their materials due to the terrible cylical mechanical and thermal stresses...

ESA News http://www.esa.int 18 July 2003 Space engineering helps drill better holes in planet Earth Expertise derived from working on the joint NASA-ESA...

I know that the plasma halo cause by atmospheric friction cuts out radio contact from a returning space craft i.e. the Shuttle, Apollo Comand module,...

Hello Group Just curious, what is the highest ISP achieved by a hybrid, not theoretical or in a vaccum, just real sea level results? lets say for Nitrous...

Hi, if there is no Atmosphere, where do rockets that go in Space get thrust from

I noticed the bail type catalyst packs that the Armadillo team are using. Apparently the coatings just blow right off. Electroplating might be the answer but...