Accretion Definition, Theory & Process

What is accretion, and how did it form the Earth?

Visualization: A Black Hole Accretion Disk (APOD: 2024 May 08) Visualization Credit: NASA’s Goddard Space Flight Center, Jeremy Schnittman https://apod.nasa.gov/apod/ap240508.html Explanation: What would it look like to circle a black hole? If the black hole was surrounded by a swirling disk of glowing and accreting gas, then the great gravity of the black hole would deflect light emitted by the disk to make it look very unusual. The featured animated video gives a visualization. The video start