Hidden Giants – Supermassive Black Holes in Galaxies

Due to technical issues, our live broadcast was split into two separate videos. We have combined them into one to better help our viewers watch after the fact.

Part 1. https://www.youtube.com/watch?v=Mtv9L…
Part 2. https://www.youtube.com/watch?v=ayaaf…

Supermassive black holes are enormous black holes with sizes hundreds of thousands to billions of solar masses. They reside in the centers of galaxies – some are more active than others, and many are gigantic masses more hidden.

“Gravitational Waves”
February 12 at 3:00 pm EST (20:00 UTC/GMT)

YouTube: https://www.youtube.com/watch?v=YYBLlxMrzN8
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