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Dispersive Signal Technology by sanman
I was reading this article: http://www.eet.com/sys/news/showArticle.jhtml;jsessionid=VGF4R14GX131KQSNDBCCKHQ?articleID=21100344 Could this technology be used...
May 26th 04 06:19 PM
by sanman Go to last post
0 483
Distributed computing demonstrated on orbit? by Matt
Has any group of spacecraft demonstrated distributed computing ("a program is split up into parts that run simultaneously on multiple computers communicating...
May 31st 09 02:55 PM
by Matt Go to last post
0 899
Do spin-stabilized satellites have attitude drift? by Joe D.
Do spin-stabilized satellites have attitude drift requiring periodic correction? If not, why? Even inertial navigation platforms have drift. If yes, how do...
December 25th 05 06:45 AM
by Brett Buck Go to last post
2 594
Double-Layer Ion Thruster by sanman
Australian engineers have just announced what they claim is a much more efficient ion...
(Multi-page thread 1 2)
August 1st 03 07:13 PM
by Ken Myrtle Go to last post
15 2,026
Dual-mode SCRAM/conventional jet possible? by [email protected]
This is probably a dumb question, but... Would it be possible to use conventional jet engines to attain sufficient airspeed for scramjets to start to...
(Multi-page thread 1 2)
February 2nd 05 09:28 PM
by Henry Spencer Go to last post
17 1,115
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
Dynamics of binary asteroids by Patrick Underwood
Today the news is that the rediscovered Hermes asteroid may be a binary of roughly equal masses. Makes me wonder if there is some way to exploit the energy of...
October 23rd 03 02:55 AM
by Henry Spencer Go to last post
1 1,098
earth launched buried orion by Parallax
I know this isnt original so if you have any references to a study similar to it, please let me know. Dig a vertical hole several thousand feet deep in a high...
October 21st 03 09:10 PM
by Parallax Go to last post
0 1,719
Earth-Jupiter fast transit by Scott Lowther
I'm trying to figure out time-of flight for hyperbolic fast transits from Earth to Jupiter, and it's not going well. Can anybody point me towards either a...
December 31st 03 06:18 PM
by Dr John Stockton Go to last post
2 1,054
Educational Space DVDs by DavePlaysBass
I am looking to pick up a space oriented educational DVD for my 10 year daughter for Christmas. Any recommendations? Thanks, Dave
December 11th 04 12:54 PM
by Neil Halelamien Go to last post
1 637
Effects of Nuclear Detonations in Space by Eric Henry
I've been looking at an old post by George William Herbert but i can't figure out how he reaches his conclusions. To paraphrase and recap; he says that a...
June 22nd 04 07:31 PM
by Allen Thomson Go to last post
2 847
Efficiency of VASIMR and ion thrusters. by Roger Stokes
Does anyone know the expected efficiency for the VASIMR for various ve, in terms of conversion of electric power to thrust? Also for the currently used ion...
August 2nd 03 07:15 PM
by Ian Stirling Go to last post
5 1,212
eightfold way premature celebratory haiku by Kent Paul Dolan
Opportunity And Spirit approach their eighth Warranty reprise. http://antwrp.gsfc.nasa.gov/apod/ap060105.html Batteries not in; Parts settle during...
January 5th 06 11:17 AM
by Kent Paul Dolan Go to last post
0 705
Electro-magnetic propulsion proposal by [email protected]
Here is a device called a field effect modulator that can not do very much by itself but with a lot of these devices, a vacuum, and enough power, it seems to...
February 28th 05 06:43 AM
by Dwayne Go to last post
2 787
Electromagnetic caterpillar drive. by Wayne Smith
Robert Zubrin researched the idea of using large electro-magnetic fields to produce drag against the sparse interstellar medium. Found it would be a feasible...
August 15th 11 08:06 AM
by Wayne Smith Go to last post
0 1,496
Electrostatic launcher by Jim Owens
This is a multi-part message in MIME format. --------------010506030100080801080900 Content-Type: text/plain; charset=ISO-8859-1;...
August 15th 06 05:30 PM
by Jim Owens Go to last post
3 891
Elementary Bulk Metallic Glass by sanman
Check out this article: http://www.e4engineering.com/story.aspx?nid=tsj5d&id=217987 Apparently, some researchers have found a way to turn pure Zirconium into...
July 26th 04 10:49 PM
by Chuck Stewart Go to last post
5 814
End of the Kuiper Belt by [email protected]
How far out can we detect a Kuiper Belt Object? It seems that more objects are found as techniques improve, but we are up against the inverse square law both...
January 12th 06 06:37 AM
by [email protected] Go to last post
0 824
engine construction by Penguinista
Reading about the conventional bundled tube regenerative cooling chamber is made, it sounds laborious, and with so many little parts to get wrong. I was...
September 18th 03 06:47 PM
by Henry Spencer Go to last post
2 1,177
Engine Kits or Plans? by Andrew Tubbiolo
Hi All: I now have what I think is a fairly complete set of data ack hardware from which to build up a control system. Basically A/D's that move their data...
July 25th 03 06:19 AM
by Andrew Tubbiolo Go to last post
0 1,013
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