He did not. He made some theoretical discoveries about how black holes would probably behave; but the concept of black holes was discovered by others before him.
Stephen Hawking did not discover the law of everything, but he did have big ideas on how the universe began, and also on black holes.
he lived in California but then moved
I think that it was Stephen hawking NO it was your mum
he discoverd black holes
Stephen Hawking
Studying space and black holes
1970 - Stephen Hawking's essay titled "Black Holes" won the Gravity Research Foundation Award in January 1971.
he dicovered that black holes emit radiation
He studied more about black holes.
Studying space and black holes
Stephen Hawking did.
Not long before his death, Stephen Hawking published a solution to his own black hole information paradox.