It's Black Hole Friday!
- 11/27/2020 1:41 PM
It's Black Hole Friday!
What is a black hole? A black hole is an astronomical object with a gravitational pull so strong that nothing, not even light, can escape it.
http://www.nasa.gov/image-feature/its-black-hole-friday
What is a black hole? A black hole is an astronomical object with a gravitational pull so strong that nothing, not even light, can escape it.
http://www.nasa.gov/image-feature/its-black-hole-friday