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February 12th 05 06:11 AM
by zoltan
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4 |
853 |
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Plane change using aerobraking by
Remy Villeneuve
Hi,
In one of those moments of conceptual flux, I wondered if it would be
feasible, using today's existing materials, to developp a
zero-propellant orbital...
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2 |
853 |
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Airship to Orbit question by
Chance
I was reading about the airship to orbit idea, and how it is probably
impossible. This got me to thinking, are there any materials like
carbon nanotubes that...
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December 21st 05 03:51 PM
by Chance
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3 |
852 |
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Laminar flow combustion chamber by
Iain McClatchie
What does the combustion chamber actually do? It's a place for the
propellants to mix and burn subsonicly. The mixing typically requires
ferocious...
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6 |
851 |
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0 |
849 |
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849 |
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Delta vs Titan by
Ilpo Lagerstedt
Hi
What is the difference between Delta 4 and Titan III-type launch vehicles?
IL of FI
( 1 2 3)
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24 |
849 |
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0 |
848 |
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Question on typical numbers for rockets by
Del Cotter
I'm playing with fantasy rockets for science fiction scenarios, and
I'm looking for some typical figures for rockets. What would you say
was a reasonable...
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1 |
847 |
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0 |
847 |
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7 |
847 |
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Nuclear detonation inside the sun by
Iain McClatchie
What would happen if you detonated a nuclear bomb inside the sun?
I realize that getting any bomb to the sun would take an amazing
delta-V, and that surviving...
( 1 2)
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14 |
846 |
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Zero Gee Entry Seat by
Craig Fink
Zero gee entry seat, well better described as simulated zero gee. We
simulate zero gees in a one gee environment currently using a swimming
pool. This same...
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7 |
843 |
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booster propeller by
meiza
One of the limiting things in Earth to orbit rockets
is first stage initial thrust. The rocket engine
of the first stage has to carry all the weight of
the...
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December 22nd 05 08:21 AM
by delt0r
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3 |
842 |
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Two notes about sci.space.tech by
Greg D. Moore \(Strider\)
1) Cross-posts are limited to 3 newsgroups (and even then may be subject to
review if the 2 other groups are non-topical to the post.)
2) I'm ironically...
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3 |
842 |
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Mars Rover tire tracks by
kegwasher
Tony Sivori wrote:
kegwasher wrote:
Tony Sivori wrote:
Would anyone care to speculate as to how long will the rover tracks
will last in the...
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0 |
842 |
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quiet revolution by
Kent Paul Dolan
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...
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0 |
842 |
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0 |
841 |
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I'M BACK!! by
Alan Erskine[_2_]
Power supply failure - not worth having it repaired, so I bought a (much)
better computer.
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0 |
841 |
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Moon's change of orbit by
Ian
If something physical or meta-physical happened whereby the Moon's
orbit was suddenly changed to an apogy of just within Earth's
gravitational pull (sorry,...
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4 |
840 |