[ExI] Black Hole - How they did it documentary video.
pharos at gmail.com
Sun Apr 14 21:12:27 UTC 2019
BBC TV has a 1 hour video documentary showing how they linked all the
telescopes and got the black hole picture. They had a lot of problems
over the years to build the system. Worth watching.
If that doesn't work in your country, try -
If these don't work try a search for- how-to-see-a-black-hole
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