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Alternative to Rockets by
George Kinley
Are there any way for rockets to fly in space , other then throwing mass
out in one direction and moving in other
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Question on the space elevator by
Fred Hapgood
I'm a bit confused about the orbital mechanics relevant to an elevator.
Suppose we had an elevator. Several tens of thousands of miles
of cable/ribbon run...
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Spheres coming from bedrock? by
Timothy Demko
Joe Knapp wrote:
JPL has posted new raw microscopic images of the spheres in situ, embedded
in the outcrop--pics taken 4am PST Sunday (sol 15):
...
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February 28th 04 07:58 PM
by George 
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The Hubble Space Telescope... by
Craig Fink
... belongs in the Smithsonian Air and Space Museum, not spread across the
earth as a debris field.
http://www.msnbc.com/news/994737.asp?0cv=TB10
begin...
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Reentry at high temperature by
Mike Lepore
Someone please tell me why spacecraft are designed to reenter the earth's
atmosphere at high speed. Isn't there some way to come down slowly,
so the heat...
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Rockets by
George Kinley
Hi,
if there is no Atmosphere, where do rockets that go in Space get thrust from
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August 1st 03 06:06 AM
by V-Man
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unusual pebble shape by
Paul Morris
In the "mission success" panorama
http://origin.mars5.jpl.nasa.gov/gallery/press/opportunity/20040202a/MSPan_B1_2x-B009R1_br2.jpg
there is visible a pebble...
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Huygens' Titan Descent by
richard schumacher
In article ,
"Impact9" wrote:
JPL is reporting it made the landing and...
( 1 2 3)
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Satellite to Satellite communication ? by
Norris Watkins
Hello:
1. When you make an international phone call - say from NY to China -
how does the voice data travel ? Does it have to be send to the
satellite and then...
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Why send latest Mars Rovers? by
Doc
Among all the hoopla surrounding the latest Mars explorer, what I
haven't heard is what this one will do that the previous ones didn't?
The pics sure look...
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Why we can't go to Mars (yet) by
R F L Henley
According to BBC Online:-
President George W Bush will announce proposals next week to send Americans
to Mars
but . . .
unless and until we have robotically...
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So, How big are the tides on Titan? by
Craig Fink
Just wondering how big the tides on Titan might be?
Maybe they're huge?
Low gravity in conjunction with a really big moon called Saturn. After all
motion is...
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Titan surface image by
Informer
Was this one image taken from the surface the ONLY one taken? I thought the
probe could do a 360 degree pan.
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Meridiani outcrop by
Timothy Demko
My first impression of the much-talked-about Meridiani outcrop is that
it looks like a fractured, platey basalt flow, maybe even pahoehoe. In
the upper right...
( 1 2)
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