Philosopher and scientist John Michell gets credit as being the first known to propose the existence of black holes, which he called "dark stars." He pointed out that if a star were heavy enough, its gravity could be so great that light might not be able to escape and so it would not be visible.
Karl Schwarzschild discovered black holes.
Holes, which include black holes and ozone holes were discovered in the space and atmosphere respectively.The black hole was discovered in the space and ozone holes were discovered above the Antarctica.
Astronauts didn't discover black holes....
The guy that discovered black holes.
Yes. Several quasars have been discovered; they are black holes, and they are quite active.
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.
1916, Albert Einstein came up with the theory about Black Hole.
Your use of "the" black hole seems to indicate that you are thinking about one specific black hole. Please clarify which one - there are several known black holes, discovered at different times.
There have been a few prominent Indian cosmologists who have worked on black holes but you are probably thinking of Jayant Narlkiar.
a theory on how black holes exert radiation
Black holes were discovered in 1972 by Tom Bolton. When Tom Bolton discovered this, the black hole was 8,200 light years away from the Earth (1 light year is 6 trillion miles).
it is said that there are black holes in space which we have discovered is true and how gravity realates to a black hole is well, a black hole is said to suck away other universes we have not discovered yet gravity pulls things to the ground and a black hole uses that same pull force to suck in universes