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10 |
1,998 |
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Return of Apollo by
Ilpo Lagerstedt
Anything new about the possible Apollo "capsule" of the next generation?
Bestest, IL of FI
( 1 2 3 ... Last Page)
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37 |
2,400 |
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figure eight, geo-synchronous orbit??? by
Roy Smith
The Sirius Satellite Radio (www.sirius.com) says:
"our three state-of-the-art satellites that rotate in figure eight,
geo-synchronous orbits around the...
( 1 2)
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January 7th 04 06:48 AM
by lcopps 
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17 |
5,177 |
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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...
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2 |
1,194 |
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beagle failure guesses? by
MSu1049321
I am holding out hope the mission will still succeed, but meanwhile, I'm trying
to think of the possible reasons for failure, and what if anything could...
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December 31st 03 02:30 PM
by Dr. O
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4 |
1,170 |
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Interesting Trajectory Problem by
Ian Stirling
Charles Talleyrand wrote:
I'm sure you all remember Cavorite. It blocks the force of gravity.
In the book, our hero makes a space...
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3 |
1,026 |
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1 |
1,083 |
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5 |
1,998 |
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Lagrangian orbital oddity by
Jim McCauley
Imagine drawing an equilateral triangle with its base between Earth and the
Moon and its apex at, say, L4. Now rotate the triangle about its base
"north" of...
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0 |
906 |
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Artificial sunlight? by
Christopher
In several experiments conducted by NASA and by the Russians plants
were grown indoors using an artificial light. What type of light was
used that produces...
( 1 2)
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13 |
1,902 |
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Improved Specific Impulse Rocket Engines by
Mike Miller
Looking only at the vacuum specific impulse of plain hydrogen-oxygen
rockets, is it possible to advance their specific impulse to 500, or
even 520?
For...
( 1 2)
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12 |
2,148 |
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Anniversary of sorts just past by
George William Herbert
I had thought I remembered that the first posts in the
then-brand-new sci.space reorg groups went out in
early January 1994, but reviewing Google records
found...
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6 |
934 |
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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...
( 1 2 3 ... Last Page)
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41 |
4,960 |
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8 |
1,315 |
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RLV physicaly impossible ? by
Paul Spielmann
I am really amazed by all these optimistic people trying to do rlvs
and i belive in these peoples cause! however it strikes me that these
people all seem a bit...
( 1 2 3)
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22 |
2,255 |
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Peroxide biprop ignition by
Oren Tirosh
Some methods I've seen mentioned for peroxide biprop ignition a
Decompose the peroxide with catalyst pack.
Pyrotechnic igniter in the chamber.
Dissolve...
( 1 2 3)
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20 |
2,635 |
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white knight: air-launched sst by
gg
Would a supersonic jet the size of the spaceship-one gain much performance
by being launched from underneath the white-knight from 48,000ft?
Toby
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December 15th 03 11:23 PM
by gg
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4 |
1,323 |
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Improved Isp Rocketry II by
Mike Miller
Two questions this time:
1) Is it possible to get kerosene-LOX or propane-LOX to 395Isp? I've
seen numbers around 360 on www.astronautix.com .
2) How...
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6 |
1,859 |
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This is the most important CATS post ever! by
Andrew Nowicki
The technology described in this post has not been tested, but
it looks trivial when compared to rocket launchers, and it
may reduce the cost of space access...
( 1 2 3)
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21 |
2,608 |
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1,150 |
