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Astro Marketplace? by
101
Where do y'all buy and sell now that AstroMart is more or less defunct?
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2 |
904 |
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0 |
369 |
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1 |
1,104 |
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9 |
435 |
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9 |
681 |
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Earths by
[email protected]
why don't we just call it Drake's Opinion, and leave it at that?
we are way premature about other Earths, aren't we?
i run SETI on an dedicated extra...
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390 |
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384 |
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345 |
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10 |
523 |
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7 |
492 |
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6 |
284 |
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1 |
325 |
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0 |
303 |
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April 29th 13 12:39 PM
by HVAC
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348 |
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364 |
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2 |
875 |
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5 |
445 |
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mass/energy = gravity? by
[email protected]
the laws of our universe, evidently,
say anything with mass creates gravity?
is it the energy that creates the gravity,
or the mass, or the combination,
or...
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6 |
275 |
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March 1st 13 12:47 AM
by HVAC
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203 |
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281 |