We just learned about a star system that has stars spinning around stars.
Let's learn about Black Holes!
A black hole is an area in space that has gravity so strong
it will suck in anything, even light!
![black hole](https://upload.wikimedia.org/wikipedia/commons/0/03/Black_hole_lensing_web.gif)
(from: wikipedia - black hole)
Kid Facts - Blast from the past: Orbit