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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 ...
( 1 2)
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December 10th 12 05:23 PM
by props 
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4,016 |
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1,370 |
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Space Energy by
ramiga
Why can't we scoop energy from space into our crafts to provide
propulsion. Space is full of energy!!!
Why do we have to use power plants designed on...
( 1 2)
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11 |
1,053 |
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2,555 |
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Verniers on ARES I ? by
Ken S. Tucker
The J2-X upper stage engine does NOT contribute
to the 1st stage thrust, of the ARES I, and is therefore
a parasitic weight in that...
( 1 2)
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11 |
1,314 |
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Saturn V fins? by
Ken S. Tucker
Acknowledged this is an old debate, but fresh insight may surface,
opinions invited.
First let me say I have the highest respect for von Braun and
his team,...
( 1 2)
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11 |
1,318 |
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Global Cooling by
John Hampson
Hi,
Does anyone know if a ballistic trajectory exists directly from the
Moon’s surface to the Earth-Sun L1 Lagrange point? I’m interested to
know if it’s...
( 1 2)
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11 |
1,834 |
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Notice: SST Moderators by
Greg D. Moore \(Strider\)
Derek and I will not be as available for the next week or so as usual. I
will literally be in a hole in the ground most of the week.
And my connectivity...
( 1 2)
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1,471 |
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1,862 |
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10 |
1,605 |
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10 |
2,367 |
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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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Rocketeer for real ? by
Kaido Kert
Ok, i guess everybody saw the daredevil austrian Felix Baumgarten skydive
across the la Manche the other day. If not, here's Reuters online video
story about...
( 1 2)
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10 |
1,563 |
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inefficient turbo-pumps and Isp by
Greg
I am trying to understand some of the loss mechanisms in a modern
rocket engine.
In a staged combustion cycle rocket engine, there are losses in the
turbine...
( 1 2)
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10 |
1,806 |
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Rascal? by
Richard Stewart
Daarpa's new toy?
http://aviationnow.com/avnow/news/channel_awst_story.jsp?id=news/09223top.xml
Cheers,
Richard
( 1 2)
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October 7th 03 06:40 PM
by Len
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1,937 |
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Cathodic protection of spacecraft by
Andrew Nowicki
Good news: inert metal compounds such as platinum coated
titanium rods are sometimes used as the anodes. They
do not corrode in marine environment, so they...
( 1 2)
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1,375 |
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1,826 |
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Magnetic Mining on the Moon by
Bill Bogen
Did any of the Apollo astronauts ever drag a magnet across the
regolith to see how much, if any, metal particles might be available?
I've seen references to...
( 1 2)
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February 7th 04 07:19 PM
by Ool
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1,078 |
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Lunar Lava Tubes via Clementine by
Bill Bogen
It was once proposed to do an automated search of images from the
Clementine probe for evidence of lunar lava tubes. The argument (by
Taylor and Gibbs) was...
( 1 2)
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1,536 |
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Delta IV EH? by
Andrew Tubbiolo
Heinrich Zinndorf-Linker wrote:
Am 26 May 2003 17:47:14 GMT schrieb "Jim Davis":
Oh, that could be done with a never-built Russian...
( 1 2)
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