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The Moon orbits Earth, the Earth the Sun, Sun the Milky way...The Universe?
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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: 49137 |
22/07/2020 05:10:15 by CPT ArkAngel |
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If the universe is expanding, what is it expanding into?
Started by Tornado220Board Physics, Astronomy & Cosmology |
Replies: 14 Views: 18206 |
06/07/2017 10:35:51 by paulggriffiths |
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How do we "know" that the universe is expanding?
Started by PmbPhyBoard Physics, Astronomy & Cosmology |
Replies: 12 Views: 17170 |
10/01/2019 10:20:39 by Bored chemist |
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Where is the "edge" of the Universe?
Started by paul.frBoard Physics, Astronomy & Cosmology |
Replies: 25 Views: 38547 |
01/04/2020 06:01:21 by hamdani yusuf |
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If the Universe is expanding, does this mean that space is expanding?
Started by EthosBoard Physics, Astronomy & Cosmology |
Replies: 14 Views: 27516 |
27/03/2020 21:05:55 by yor_on |