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How big is L5? by
Henry Spencer
In article ,
Alex Terrell wrote:
The Earth Moon L5 (or L4) position is often mentioned...
( 1 2)
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13 |
1,621 |
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The Apollo moon landing missons? by
Christopher
Did the have to do a retro burn to slow down into lunar orbit? I
don't seem to remember any of the missions having done so.
i.e. as you climb out of a...
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1,295 |
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Can NASA Perform the Following Today? by
Um Zutu
Would NASA be able to perform the following today?:
Send a manned orbiter into space then land them (by rocket descent, parachute,
air-cushion or whatever...
( 1 2)
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10 |
1,666 |
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feedback on orbiter concept? by
Penguinista
http://splitreflection.com/cal/shuttle.png
A simple shuttle orbiter concept I've drawn up based on certain princibles.
- This would be an upper stage, though...
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Best asteroids to colonize? by
Hop David
Some of the criteria I'm using:
Low inclination
Perihelion near 1 A.U.
Close to earth resonant orbits (good launch opportunities should reoccur
on a regular...
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3 |
2,774 |
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Bamboo in space? by
Jim McCauley
Bamboo is light and strong, and it grows well in poor soils and under
marginal sunlight. I wonder if it could grow in microgravity? If so, and
its structural...
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1,061 |
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Spacecraft weblog by
Chris
This is a shameless plug for my relatively new weblog focusing on
Spacecraft Design, Dynamics, and Control, with occasional posts about
motorcycling, beer,...
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August 15th 03 08:20 PM
by Chris
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1,126 |
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Columbia - Cooling the Breach by
Craig Fink
Specific heat of water = 1.0 BTU/lbs/F
Latent heat of fusion of water = 140. BTU/lbs
Latent heat of evaporation of water = 970. BTU/lbs
Initial water...
( 1 2)
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18 |
2,235 |
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CONTOUR accident report? by
Alex R. Blackwell
Allen Thomson wrote:
Anybody know when it's going to come out, or has it already?
No, the CONTOUR Mission Investigation Team results still have not...
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1,179 |
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need program or webpage by
Don
Do you know a program to provide real-time look angles to planets?
Don
--
SEMPER VIGILES
Ask me no questions, I will tell you no...
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1,178 |
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1,233 |
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reentry with edges transverse to flow? by
Penguinista
I'm thinking a shape like a sharp edged saucer doing reentry face first
and then turning edge on for low speed landing. I expect some
concentration of heating...
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1 |
1,142 |
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0 |
1,602 |
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0 |
1,309 |
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1 |
1,171 |
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Flexible fuel tanks by
Rüdiger Klaehn
Blurrt wrote:
Wondering if flexible fuel storage tanks are possible? I'm thinking of a
large volume tank that could be rolled away until needed. Thinking...
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August 18th 03 10:46 AM
by Rogier
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2 |
1,296 |
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Apollo-Style CRM looks ... GOOD! by
Explorer8939
As long as no major contractor opts to study a capsule for the Orbital
Space Plane program, capsules won't fly. All three OSP contractors
have winged concepts.
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3 |
1,153 |
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Rocket engine performance? by
Christopher
Does the amount of heat in the exhaust have any bearing on the isp and
amount of thrust the engine produces?
i.e. the heat produced by the SSME is only a few...
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3 |
1,325 |
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0 |
1,205 |
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NASA Satellites Eye Forest Fires by
Ron Baalke
MEDIA RELATIONS OFFICE
JET PROPULSION LABORATORY
CALIFORNIA INSTITUTE OF TECHNOLOGY
NATIONAL AERONAUTICS AND SPACE ADMINISTRATION
PASADENA, CALIFORNIA 91109....
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0 |
1,616 |