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How small would the Universe be if the space between particles were eliminated?
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How do we know the Universe is expanding, and expanding into nothing?
Started by guest39538Board Physics, Astronomy & Cosmology |
Replies: 43 Views: 40283 |
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If the universe is expanding, what is it expanding into?
Started by Tornado220Board Physics, Astronomy & Cosmology |
Replies: 14 Views: 14501 |
![]() by paulggriffiths |
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How do we "know" that the universe is expanding?
Started by PmbPhyBoard Physics, Astronomy & Cosmology |
Replies: 12 Views: 12740 |
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Where is the "edge" of the Universe?
Started by paul.frBoard Physics, Astronomy & Cosmology |
Replies: 25 Views: 33054 |
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Can anything be "still" in space?
Started by SeanyBoard Physics, Astronomy & Cosmology |
Replies: 31 Views: 25684 |
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