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shellyhe
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shellyhe
posted the thread
Man On Mars - No Yet
in
Space Travel & SpaceX
.
Let's wait for manned missions to Mars for the following reasons: 1. Time. Chemical rockets of today cannot propel any craft to...
Dec 11, 2024
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shellyhe
posted the thread
Dark Matter Revisited
in
Cosmology
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Hello folks, After a short hiatus, but always reading new commentary from respected astrophysicists and space jounalists, I proudly...
Nov 24, 2024
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