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In response to
"I've never heard it and someone needs to explain it because my anxiety is freaking out on that one."
by
ty97
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The light emitted or reflected from something still takes some time to reach us
Posted by
Reagen
Apr 24 '17, 08:39
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In the case of distant stars, that's a very significant distance and means that the light that makes up the visual "image" of them can be millions of years old by the time it reaches us.
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