His name is spelled "Sirius Black". The short version is that he escaped by turning into a dog, which no one knew he could do since it was a secret that he was an Animagus.
Very serious.
No! Not even light can escape the black hole!
No. The escape velocity of a black hole is greater than the speed of light.
Nothing can escape a black hole, not even light.
he doesn't need to escape black, as black was innocent and it was peter pettigrew who framed him
No, nothing can escape.
The escape velocity of a black hole is equal or greater than the speed of light, so light cannot escape
Objects cannot escape from a black hole because the gravitational pull is so strong that not even light can escape.
No, the speed of light cannot escape a black hole because the gravitational pull of a black hole is so strong that even light cannot escape it.
No, light cannot escape from a black hole due to its strong gravitational pull.
No, neutrinos cannot escape from a black hole due to its strong gravitational pull.
How far you have to move to remain in orbit around a black hole, or to escape it, depends on the distance from the black hole, as well as the black hole's mass.