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Is the universe infinite, or does it have a limit?
After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of the universe to its utmost limits, we can finally, confidently say that the ...
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'Most pristine' star ever seen discovered at the Milky Way's edge — and could be a direct descendant of the universe's first stars
Astronomers have discovered a surprisingly "pristine" red giant with the lowest concentration of heavy elements ever seen in ...
The Universe is immense. Does it have an edge out beyond the Cosmological Event Horizon? Or in time, before the Big Bang? Or in higher dimensions like Hyperspace?
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