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Results tagged with space-expansion
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user 254253
The expansion of the universe is a phenomenon wherein, at scales much larger than galaxies, the distance between objects grows over time. This phenomenon is often described as "expansion of space", although there is no difference between space expanding and objects moving apart.
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Universe expansion acceleration
[I've read, among others, other questions on this, don't believe this is a duplicate]
I (think I) understand the evidence that distant galaxies are moving away from us faster than closer galaxies. Wh …
- 139