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Was Mars once a oxygen rich planet?
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Because we have no dark matter planet in our solar system, can we assume that dark matter is not sticking to itself?
Started by thedocBoard Physics, Astronomy & Cosmology |
Replies: 5 Views: 10274 |
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How long do I have to work out for to work off a Mars bar?
Started by thedocBoard General Science |
Replies: 11 Views: 23094 |
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Should the IAU abandon the term "planet"?
Started by Eric A. TaylorBoard Physics, Astronomy & Cosmology |
Replies: 1 Views: 6994 |
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Is it possible for a planet to be highly-highly abundant in magnesium?
Started by Pseudoscience-is-malarkeyBoard Physics, Astronomy & Cosmology |
Replies: 3 Views: 3246 |
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How long would humans' mark be left on a planet with no humans?
Started by Herman MelvilleBoard General Science |
Replies: 27 Views: 22234 |
![]() by Bored chemist |