TYPES OF BLACKHOLE

STELLAR BLACKHOLE

Diameter 26 miles (42 km), equal to the size of a large city.

SUPERMASSIVE BLACKHOLE

Diameter roughly 30 million miles (45 million km), about 30 times the diameter of the Sun.

INTERMEDIATE BLACKHOLE

Diameter about 37,000 miles (60,000 km), a bit larger than the planet Uranus

PROIMODIAL BLACKHOLE

100,000 times less than a paperclip to 100,000 times more than the Sun's.

MICRO BLACKHOLE

Micro black holes are extremely tiny, most often smaller then an atom.