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Space on MSNSpiral Galaxy NGC 2566 In Stunning 4K JWST And Hubble ViewsThe James Webb Space Telescope and Hubble Space Telescope have captured amazing views of spiral galaxy NGC 2566. Credit: ...
We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.
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