How did they actually take this picture? (Very Long Baseline Interferometry)

This is an image of the supermassive black hole, Sagittarius A*, at the center of our Milky Way galaxy. Image of Sgr A* from EHT collaboration Animations from The Relativistic Astrophysics group, Institute for Theoretical Physics, Goethe-Universität Frankfurt. Massive thanks to Prof. Luciano Rezzolla, Dr Christian Fromm and Dr Alejandro Cruz-Osorio. A huge thanks to Prof. Peter Tuthill and Dr Manisha Caleb for feedback on earlier versions of this video and helping explain VLBI.

Courtesy of Veritasium on YouTube. Watch on YouTube ↗

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