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SYSTEM PROCESSING...
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SYSTEM PROCESSING...
Posted: 2025-12-25 19:54:33 UTC
This article contains some claims that remain unverified. While much of the content may be accurate, exercise care when relying on this information.
This article contains some claims that remain unverified. While much of the content may be accurate, exercise care when relying on this information.
Status
Last Updated
2025-12-25 19:54:45 UTC
Verified By
Rollup News
Theoretically, a giant mirror placed 10 light years away from Earth would allow us to see 20 years into the past when viewed through a telescope.
Time perception
Light speed
Observational astronomy