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Neil deGrasse Tyson on Calculating the Distance of a Quasar
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12/21/23
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Discovery
If a quasar is billions of light years away, how can we calculate that distance when the light takes billions of years to reach us? Astrophysicist Neil deGrasse Tyson explains why we can see...
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78,511 Views · 06/11/24
248,430 Views · 05/31/24
569 Views · 06/07/24
263,056 Views · 05/28/24
133,267 Views · 05/31/24
1,633 Views · 06/03/24
