Jet from Neutron-Star Merger GW170817 Appeared to Move Four Times Faster than Light

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Kavanagh
Kavanagh
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13 Sep 2018 6:59:03 UTC
Topic 216333
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    http://www.sci-news.com/astronomy/gw170817-jet-06399.html

    Richard

    DanNeely
    DanNeely
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    For anyone who needs an

    14 Sep 2018 10:59:54 UTC
    Message 166807
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      For anyone who needs an explanation of how something can appear to be moving faster than light (spoiler alert, they're not):

       

      https://arstechnica.com/science/2018/09/behind-the-headlines-why-things-look-like-theyre-moving-faster-than-light/

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