http://members.aol.com/cv192/engine.html A nitrous oxide and rubber NOX/HTPB (R45M rubber) is reported to produce 235 second Isp. This is equal to an exhaust...

If I were designing the nex Titan mission I would go for a hydrogen balloon. It would not explode on Titan. I like the idea of wind power. At the temperature...

There's an interesting (and long) thread over on the Space.com forums about the possibility of redesigning a reusable Gemini-style capsule with modern (mostly...

Jim and Greg Benford are featured in _New Scientist_ http://www.newscientist.com/channel/space/mg18524846.500 along with a brief quote from me, about...

Oops... The Arcam EBM S12 fabrication speed is only about 17 cubic millimeters per second, but its scanning speed is 1 km/s. A much more powerful electron gun...

Extended Deadline: March 10, 2005 See http://www.cs.utep.edu/~cic for details The 2005 International Conference on Communications in Computing...

Space.com has a nice non-technical summary article on going into space that is worth calling to the attention of those here who might otherswise miss...

I am reading James Schefter´s book The Race. He writes, p. 96, that there were some thoughts to make manned shots with Little Joe. I didn´t know that. How...

http://exploration.nasa.gov/acquisition/cev_procurement.html

I'm trying to think through different approaches to capturing material catapulted off the lunar surface. The most comprehensive reference design I've come...

Hi, I will use a direct approch for solving a trajectory optimization problem(optimal control). I find some approches for this , I have some queations, If it...

Is there a source online or elsewhere that ranks past and current boosters (and STS, Pegasus, other alternatives) in order of mass ratio? Ideally, gross pad...

I'd like to bounce a propulsion idea off the experts of this group: Visualize a very small, v-shaped notch in a thin layer of diamond - maybe 100nm wide and...

www.advancedphysics.org] Hi, I'd like to ask about the idea of pulsed ion thrust for earth-to-orbit spacelaunch. Chemical rockets are currently the only...

I just received my copy of Paul Gilster's new book _Centauri Dreams: Imagining and Planning Interstellar Exploration_. This is a book about people working on...

Hi, I'm a scientific researcher in a french company. I'm looking for materials having good acoustic and thermic insulation properties. What parameters are...

Could someone direct me to a text version (ie regular Word text) of a 'pulse high' symbol? I've been looking everywhere but it's quite difficult. Thank you.

I have put together an article about Luna-3 based on Chertok's book, Russian papers I have found in my files and help from Don P Mitchell. The idea was to...

(Please excuse double post - I also sent this to sci.space.history) Hi all I've seen lots of spectacular images produced by the various Mars rovers and their...

wrote: Any know how they are going to do Thermal Protection for the Rocketplane XP? Surely a stock Leer Jet fusalage will melt on...