Q&A: Measuring a Black Hole’s Spin and more. Featuring Andy Weir Author of the Martian

in weir-author •  7 years ago 

In this week’s question show, Fraser explains how astronomers measure the spin rate of black holes, other uses of gravitational slingshots, and why everyone is talking about Patreon.

weir-author space science technology youtube
7 years ago by

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      ·  7 years ago 

    nice post

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      2 votes
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        ·  7 years ago 

      thanks

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          ·  7 years ago 

        Liked this and dloaded the video. Thanks

        Downvoting a post can decrease pending rewards and make it less visible. Common reasons:

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