JSON Baumgartner on Twitter: "@BadAstronomer Isn't that called the photon sphere?" / Twitter

1/n This is quite seriously one of the most jaw-dropping observations I’ve ever written about: Astronomers have detected material *just* over the edge of a black hole’s Point Of No Return. syfy.com/syfywire/astro

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JSON Baumgartner

@jasonbaumgartne

Replying to

@BadAstronomer

Isn't that called the photon sphere?

7:40 PM · Nov 8, 2018Twitter Web Client

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