What is a Supermassive Black Hole?

By Matthew Williams November 28, 2016
What is a Supermassive Black Hole?

Description:

Formation:

Sagittarius A*:

Other Galaxies:

  • Wikipedia - Supermassive Black Hole

  • NASA - Supermassive Black Holes

  • Swinburne University: Cosmos - Supermassive Black Hole