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OTEC on Enceladus and Europa by
ralph buttigieg
G'day,
Would a OTEC system work in the internal ocean of an ice world like Europa
or Enceladus? As I understand it OTEC systems on Earth work because of...
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634 |
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Astronomy software by
Eric Chomko
About 10 years ago I was using a Mac and a program called Voyager II. It
was a great program, I still use it today on this ancient Mac laptop I got
off eBay....
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4 |
634 |
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Data rates and and downlink frequency by
Tommaso
Dear all,
I have a question to the community:
Is there a relation between data rates and downlink frequency of a satellite?
Thanks for the help in...
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633 |
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9 |
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The case for air launch by
[email protected]
http://mae.ucdavis.edu/faculty/sarigul/aiaa2001-4619.pdf
I got this link off http://www.hobbyspace.com/Links/RLVNews.html
Overall, I thought this was a great...
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July 8th 05 12:15 AM
by Anvil*
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3 |
631 |
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Flea-hops into space. by
Eric Fenby
Until some nuclear-powered system of propulsion which does not involve mass
ejection is invented, then Man is limited to making the occasional flea-hop
into...
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February 9th 04 05:53 PM
by E.R.
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8 |
631 |
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Additional X-43A video and images by
Allen Meece
Well whoopdedoo!
I doubt if the scramjet engine will ever help civilians get to space, it seems
too expensive to make one big enough for airplane launch assist...
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630 |
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September 2nd 05 11:40 PM
by bob
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2 |
630 |
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626 |
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pegasus launcher by
LR Student
could anyone help me find the following data on the pegasus XL launcher (or
does anyone know where i can find them):
- The drag coefficients during the...
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625 |
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2 |
624 |
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Cassini: Titan orbit insertion? by
Matti Anttila
Does Cassini have enough propellant that it would be possible
to perform Titan orbit insertion (TOI)? If so, and if Cassini would
be placed on an orbit of...
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3 |
623 |
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Arianne Polar Trajectory by
Charles Talleyrand
How does one launch a into a polar orbit from French Guyana? Where
does the first and second stage drop? I understand they are not
bombing New England, but...
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4 |
621 |
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Solid oxygen generators ("candles") by
JotaCe
If I am not wrong, "candles" for oxygen generation in Mir were made of
lithium perchlorate, whereas the same device in ISS is made of
potassium perchlorate. I...
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April 27th 05 11:54 AM
by JotaCe
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618 |
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Delta IV Heavy Seven up by
Ilpo Lagerstedt
Boeing has an extensive site devoted to Delta IV-Heavy. See
especially the
"Growth Options" pdf - imagine strapping together SEVEN of the Delta
IV
first...
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3 |
617 |
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Positronium as Hi-Energy Fuel by
manofsanATyahoo.com
We've already had discussions about anti-matter being used as a fuel
one day, but typically there were criticisms about the stability of the
magnetic bottles...
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3 |
617 |
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Shuttle based lunar vehicle by
Zoltan Szakaly
I have a feeling that now that we have had a couple of shuttle
accidents we are moving away from the shuttle too eagerly.
If I had to go to the Moon today, I...
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April 17th 04 10:13 AM
by EAC
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