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Sun Synchronous Orbit by
Smit Kamal
On Monday, June 3, 1996 12:30:00 PM UTC+5:30, Frank Crary wrote:
In article , Pat wrote:
...the reason i...
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Radiation-safe orbits by
Jim McCauley
I realize that all spacecraft require some degree of radiation hardening,
but within reasonable limits, what are the altitude ranges that might be
recommended...
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March 12th 05 04:17 PM
by rk 
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Fire in microgravity by
JotaCe
I have been thinking about the way the fire behaves in microgravity. I
have found little information on this in the internet, so I am mostly
just wondering,...
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ROTON type engines and liquid monopropellants by
Earl_Colby_Pottinger
I was just thinking about monopropellants. Most have low ISPs compare
to bi-propelleants but can be very dense. ie Peroxide/Alcohol mixes
for example.
Since...
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Dust down those orbital power plans by
Sylvia Else[_2_]
The Australian Government has, for reasons that have much to do with
politics, and little to do with the environment, decided to throw $Au 10
billion into...
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SpaceX fully reusable launcher by
byblow
I would love to hear opinions about Elon Musk's announcement a
fully reusable, two-stage launcher. In this SpaceX animated video...
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A first blueprint for interstellar travel by
Abdul Ahad
I was toying with this idea for a *possible* futuristic voyage to
Alpha Centauri, with a big emphasis on water and life support resource
mining from comets and...
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Carbon Nanotubes by
Charles Talleyrand
Carbon nanotubes might make a *great* spaceship building material.
However nothing is perfect. Are there any known problems with using
carbon nanotubes,...
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September 22nd 05 06:01 PM
by mcv
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Shielding question by
Jim
I have no one to ask this question of, so seems the Usenet might work ;-)
Does anyone think that it might be possible to surround a vehicle with
sodium ions...
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Cassini's engine? by
David Given
Does anyone have any references to Cassini's main engine technology?
I read a report on the SOI burn recently; 600m/s dV, with a continuous
attitude change...
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Ascender: Airship to Orbit? by
sanman
This was an interesting article:
http://www.msnbc.msn.com/id/5025388/
Gee, this sounds like it would be a much more enjoyable Space Tourism
experience....
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Europa drill on BBC website by
dave schneider
For an update on one version of the plan to explore Europa, check out
the article at http://news.bbc.co.uk/2/hi/science/nature/3548139.stm
More details,...
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What happened to SpaceShipOne? by
CA Zuke
Hi
It's been a LONG time since I last heard of Scaled Composites and
their X-prize attempt. At some stage the guys seemed to fly at least
once a month. Now,...
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Maximum capacity of solar panels by
Alex Terrell
Any one know ....
How many W/m2 can solar panels produce, assuming concentrated or laser
light?
The application I was thinking of was for a Solar Power...
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"Orbital Mechanics for Dummies" by
JamesStep
Can anyone recommend introductory
books on the subject?
The book "To Rise from Earth: An Easy to Understand
Guide to Space Flight" by Wayne Lee (a mission...
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planet schmanet, it's probably a brown dwarf! by
Christopher M. Jones
I think this new "planet" detected in a 13 billion year old
star system is most likely really a brown dwarf. Ahh, but
you say that 2.5 MJup. is too low to be...
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