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1 |
610 |
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Biological debris on Mars by
Orilly
If at some future time evidence of biological presence on Mars is ever
discovered (e.g. bacteria), how will scientists be sure it's not just
contamination from...
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6 |
646 |
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Mars "Blueberries" by
David Stinson
How the Mars "blueberries" formed:
The Martian surface was wet. Lots of muddy flats.
Impacts on the flats. Mud, "atomized" and sprayed high
in the cold,...
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5 |
549 |
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Drag by
George
Isn't spiral galaxy like M74
http://antwrp.gsfc.nasa.gov/apod/ap050330.html
is well enough proof what gravity probe B is trying to prove, that
earth rotation...
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5 |
559 |
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Larry's Lookout by
Mary Pegg
Have panoramas been done and released, or have I missed them somehow?
"Spirit's focus on sols 408 through 412 was the spectacular panorama
from Larry's...
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1 |
532 |
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Mission to Hubble Solution: Shuttle + Soyuz? by
John Bartley
Down about half way at
http://www.jerrypournelle.com/mail/mail359.html#Monday
one Alan Questell suggested:
Subject: Mission to Hubble Solution
This solution...
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0 |
529 |
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What causes fluid friction? by
Rob
Hello world,
I have a question on what causes the friction of a fluid like water or air
upon a surface while it is moving?
I understand basic some things...
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April 20th 05 03:05 PM
by Rob
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0 |
809 |
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when sun dies by
George
When our dear sun will die it will flare up in red gint frying till
earth maybe mars, after that it will end up in white dwarf, is this
mean that gravity of...
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April 19th 05 10:36 PM
by Steve
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5 |
739 |
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1 |
743 |
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1 |
936 |
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1 |
678 |
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Frozen sea on Mars by
Andrew Wright
Can anyone suggest why the (probable) frozen sea on Mars recently reported
by ESA's Mars Express orbiter wasn't spotted earlier by Mars Global
Surveyor? Also...
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2 |
884 |
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21 |
2,609 |
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Light on Titan by
rnesto
Sunshine on Titan has to be 1/100 of that we have on Earth, because
Titan is 10 time farer than us from the Sun.
So, the Huyghen after landing get on a light...
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9 |
613 |
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Inclination change: worst case by
Monte Davis
Dumb question: If one were in circular LEO and crazy enough to want a
90-degree change of inclination, what's the cost in delta-v? Is it, as
intuition is...
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7 |
788 |
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Inclination change: worst case by
Monte Davis
Dumb question: If one were in circular LEO and crazy enough to want a
90-degree change of inclination, what's the cost in delta-v? Is it, as
intuition is...
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3 |
854 |
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0 |
579 |
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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...
( 1 2)
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March 12th 05 04:17 PM
by rk
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12 |
778 |
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2 |
602 |
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Gravity Probe B Launch Photos by
Brian Webb
Hi All:
Last year I photographed the Delta II rocket/Gravity Probe B launch from
Vandenberg AFB. The negatives were recently scanned and I have posted some
of...
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0 |
428 |