Black Hole

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Contents

Black hole 2

Contents 5

History 7

General relativity 8

Golden age 9

Properties and structure 11

Physical properties 12

Event horizon 14

Singularity 16

Photon sphere 18

Ergosphere 18

Formation and evolution 19

Gravitational collapse 20

High-energy collisions 22

Growth 24

Evaporation 24

Observational evidence 25

Accretion of matter 26

X-ray binaries 28

Galactic nuclei 31

Effects of strong gravity 33

Alternatives 34

Open questions 35

Entropy and thermodynamics 35

Information loss paradox 37

What Is a Black Hole? 39

Black Holes: Facts, Theory & Definition 44

Stellar black holes — small but deadly 45

Supermassive black holes — the birth of giants 45

Intermediate black holes – stuck in the middle 46

Black hole theory — how they tick 47

Interesting facts about black holes 49

10 Amazing Facts About Black Holes 50