The black hole is very big. It has as much matter as four million Suns! It is also very far away. Dr. Ghez used these telescopes to find it.
Photo Credit: Abbie Warnock-Matthews/Shutterstock
In the Know
Bill of Rights Day
What is the Bill of Rights? Why is it important? … read more
In the Know
Colorful Coral
As our planet gets warmer, the oceans are getting warmer, … read more
In the Know
The Spookiest Time of the Year
Some people enjoy a good scary movie. Some people do … read more