Focus on: how a black hole forms
How do we know black holes exist?
Focus on: telescopic evidence of black holes
What is an event horizon?
What happens outside the event horizon?
What happens to matter once it enters a black hole?
Focus on: powerhouse galaxies
What is a supermassive black hole?
Are there different types of black holes?
Do black holes ever exist in pairs?
Could the sun ever become a black hole?
How are quasars and black holes related?
How far away are quasars?
When and how were quasars first discovered?
Why do scientists study quasars?
Why is Stephen Hawking important to the study of black holes?
How long does a black hole exist?
What would happen to a person pulled into a black hole?
Why do scientists continue to study black holes?
What is a micro black hole?
