Quasi Stellar

A stellar black hole emits streams of plasma from its event

An artist's illustration of the Cygnus X-1 system

Artist's concept of a black hole

A giant black hole at the center of a galaxy

A black hole in interstellar space

Artist's depiction of a black hole in interstellar space

Artist's depiction of a black hole in interstellar space

An astronaut floating in outer space as he is pulled ?

Artist's depiction of a black hole

Artist's depiction of a black hole

Artist's concept of Cygnus X-1, a luminous x-ray source in ?

Artist's concept of an astronaut falling towards a black ?