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RSS FeedsWhat are light echoes? Using reflections of light to see even further back in time
(PHYSorg.com Space & Earth)

 
 

7 august 2019 17:41:53

 
What are light echoes? Using reflections of light to see even further back in time
(PHYSorg.com Space & Earth)
 
When we look outward into space, we`re looking backward in time. That`s because light moves at the speed of light. It takes time for the light to reach us.


 
33 viewsCategory: Science > Astronomy
 
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(PHYSorg.com Space & Earth)
 
 
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