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Space Solar Power – Recent Conceptual Progress by Keith Henson
About Skylon and laser propulsion to get the cost to GEO down. http://www.theoildrum.com/node/7898 Keith Henson
(Multi-page thread 1 2)
July 16th 11 02:50 PM
by Keith Henson Go to last post
17 4,513
artificial gravity a different idea...maybe? by Johnson..
Hi Folks Just joined the group for the purposes of posting an idea. I have been doing a little reading today about artificial gravity and haven't seen...
(Multi-page thread 1 2 3 ... Last Page)
September 4th 03 08:16 AM
by Theodore W. Hall Go to last post
44 4,505
Cheap, easy to handle fuels/oxidizers by Earl Colby Pottinger
John Cramer's latest breakthru is adding an alcohol to 50% peroxide to make a cheap, easy to handle, easy to buy mono-propellant for his rockets. Does anyone...
(Multi-page thread 1 2 3 ... Last Page)
December 23rd 03 02:04 AM
by MONTMACH Go to last post
41 4,384
Helium-3 crisis today could finance lunar elevator by cfrjlr
Helium-3 is abundant on the Moon but very rare on Earth There is a critical shortage of He3 today, due to two factors: 1) increasing demand for neutrons...
July 11th 14 03:40 AM
by greenaum[_2_] Go to last post
6 4,383
"Space: 1999" Eagle: Realistic? by Chuck Stewart
On Thu, 08 Jul 2004 00:45:13 +0000, MattWriter wrote: I saw a pic today of the Eagle from the old Space: 1999 TV series. While the series' premise was...
July 12th 04 07:20 AM
by Chuck Stewart Go to last post
0 4,375
Alternative to Rockets by George Kinley
Are there any way for rockets to fly in space , other then throwing mass out in one direction and moving in other
(Multi-page thread 1 2 3 ... Last Page)
March 31st 04 02:45 AM
by [email protected] Go to last post
54 4,347
Dust down those orbital power plans by Sylvia Else[_2_]
The Australian Government has, for reasons that have much to do with politics, and little to do with the environment, decided to throw $Au 10 billion into...
(Multi-page thread 1 2)
July 31st 11 12:09 AM
by Keith Henson Go to last post
12 4,250
forming composit space station skin in situ by [email protected]
In order to produce the most effective orbiting facility with the least amount of materials and the least effort, it seems obvious that it should be an...
(Multi-page thread 1 2 3 ... Last Page)
February 23rd 05 03:34 PM
by Henry Spencer Go to last post
50 4,235
Satellite to Satellite communication ? by Norris Watkins
Hello: 1. When you make an international phone call - say from NY to China - how does the voice data travel ? Does it have to be send to the satellite and then...
(Multi-page thread 1 2 3 ... Last Page)
December 12th 03 11:06 AM
by Pascal Bourguignon Go to last post
46 4,224
Prices on Ion Drives or Hall Thrusters? by Vincent Cate
Heinrich Zinndorf-Linker wrote in message ... OK, buy them in Germany, instead. The Germans will...
July 14th 03 11:52 PM
by John Schilling Go to last post
3 4,160
Astro/Space Frequently Seen Acronyms by Mark Bradford
Posted-By: auto-faq 3.3.2 beta (PGPMoose V2.0, Perl 5.005) Archive-name: space/acronyms Posting-Frequency: posted quarterly Changes followed by "|". Acronym...
March 15th 19 07:00 AM
by Mark Bradford Go to last post
0 4,089
Terminal Velocity by Niobium
We all know the NASA method of re-entry Big shower of sparks and that's the scientists on the ground. However, given a vehicle of 40,000 LB or ...
(Multi-page thread 1 2)
December 10th 12 06:23 PM
by props Go to last post
11 4,006
SpaceShipOne and reentry heat by LRW
I'm just an average person with an English degree, so I'm unfamiliar with the science and physics and space craft reentry, so this is likely a very stupid...
(Multi-page thread 1 2 3 ... Last Page)
July 21st 04 08:23 PM
by Andrew Gray Go to last post
45 3,941
Heat Sink Heat Shields by Mike Miller
(Henry Spencer) wrote in message ... In article , John...
(Multi-page thread 1 2 3 ... Last Page)
November 21st 03 04:40 AM
by Henry Spencer Go to last post
40 3,621
Astro/Space Frequently Seen Acronyms by Mark Bradford
Posted-By: auto-faq 3.3.2 beta (PGPMoose V2.0, Perl 5.005) Archive-name: space/acronyms Posting-Frequency: posted quarterly Changes followed by "|". Acronym...
December 15th 14 08:00 AM
by Mark Bradford Go to last post
0 3,579
Brute force re-entry by Lizerd
Early on in the space program, the space capsule used brute force re-entry. IE: it slammed into the upper atmosphere at high speed to slow down for return. The...
(Multi-page thread 1 2 3 ... Last Page)
September 13th 04 09:37 PM
by Allen Meece Go to last post
43 3,553
High-flight rate Medium vs. New Heavy lift launchers by Cris Fitch
Not long ago it looked like the Medium lift market was over-subscribed with Proton, Ariane-5, Sea Launch, Atlas-5 and Delta-IV. Now with the retirement of...
(Multi-page thread 1 2 3 ... Last Page)
March 24th 04 05:28 PM
by Raimund Scheucher Go to last post
40 3,547
help - gravity problem by dotcom
I thought I understood basic gravity problems but the following high school physics problem from my daughter has me stumped ( I think) Q. a disabled ( meaning...
(Multi-page thread 1 2)
December 2nd 09 03:48 AM
by David[_13_] Go to last post
19 3,544
Accidental Orion? by Parallax
I recently read somewhere a story about one of the first underground nuclear tests called Bernallilo in which the vertical shaft was capped with a massive...
(Multi-page thread 1 2 3 ... Last Page)
November 9th 03 10:56 PM
by Ian Stirling Go to last post
36 3,462
[NASA] Media Invited to SpaceX Falcon Heavy Launch of Four NASA Missions by NASA via sci.space.tech Admin
Space Station News /////////////////////////////////////////// Media Invited to SpaceX Falcon Heavy Launch of Four NASA Missions Posted: 15 May 2019 01:08 PM...
May 17th 19 02:26 AM
by NASA via sci.space.tech Admin Go to last post
0 3,443
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