A

absolute zero 53, 54

accretion disc 64, 65, 72

active galaxies 77, 78

adaptive optics 57

angular momentum, conservation

of 26

area 48

Australia Telescope Compact

Array 88

B

Balbus, Steve 73

Bardeen, James 48

Bardeen-Petterson 65

Bekenstein, Jacob 48

binary star 61, 62

binary stars 8

black hole Kerr 26, 29, 30

black hole, Schwarzschild 26, 30

Blandford, Roger 77

C

Cape Canavaral 4

Carter, Brandon 29, 48

Casares, Jorge 61

Cavendish, Henry 7

centre of mass 4

Chandra satellite 81, 87

Chandrasekhar, Subrahmanyan 2

Charles, Phil 61

Christodoulou, Demetrios 32

chronology protection

conjecture 36

compact 60

cosmic censorship conjecture 30

CosmicMicrowave Background

(CMB) 80

D

dark star 6, 11

Descartes, René 12

diagrams, spacetime 15

dinosaurs 3

Done, Christine 76

E

E = mc2 66

Eardley, Douglas 33

eclipse, solar 23

Eddington limit 69

Eddington luminosity 69

Eddington rate 70

Eddington, Sir Arthur 2, 23, 69

Einstein-Rosen bridge 33

Ekers, Ron 93

electron degeneracy pressure 61

energy, kinetic 3

entropy 48

ergosphere 31, 32, 42

escape velocity 3, 4

event horizon 4

events 12

Ewing, Ann 1

extreme Kerr black hole 31

F

Fabian, Andrew 74

Feain, Ilana 89

Finkelstein, David 2

first law of thermodynamics 48, 51

Floyd, R. M. 48

Fornax cluster 3

Fourier, Jean Baptiste Joseph 70

frame dragging 29, 43

frame of reference 12

frame of reference, inertial 12

fusion 60

G

G?el, Kurt 34

Galactic Centre 56, 58

Galactic plane 56

gamma-ray bursts 68

general relativity 12

Genzel, Reinhard 58

geodesic 20

geodesic, null 22

Ghez, Andrea 58

gravitational constant, Newton's 4

gravitational potential well 13, 37

gravitational redshift 38

gravity 4

guide star 57

H

hair 28, 29

Hawking, Stephen 36, 48, 54

Hawking radiation 52, 53

Hawking temperature 53

Hawley, John 73

Heisenberg uncertainty

principle 51, 61

helium 6

Herschel,William 7

hole, white 33

Hubble Space Telescope 87

I

information paradox 54

information theory 48

intergalactic medium 78

inverse Compton scattering 80

K

Kepler's laws 58

Kerr, Roy 29, 42

Kerr black hole 26, 29, 30

Kerr black hole, extreme 31

kinetic energy 3

L

Laplace, Pierre-Simon 5, 6, 10

Lense-Thirring 29, 65

light, speed of 2

light cone 18

lobes, plasma 77

lobes, radio 78, 80

M

Magorrian, John 58

Maskelyne, Reverend Dr Nevil 8

Messier 106 72

metric 23

Michell, John 6

microquasars 64, 84

Minkowski, Hermann 12

Minkowski spacetime 12

Moran, Jim 72

N

naked singularity 30

Neptune 3

neutron degeneracy pressure 61

neutron star 61

Newton, Sir Isaac 7

Newton's gravitational constant 4

NGC 4258 72

null geodesic 22

O

O'Sullivan, John 93

Oppenheimer, Robert 1

P

Penrose, Roger 30, 32, 48, 77

photon 2

photon sphere 44

Planck area 50

point mass 4

potential well, gravitational 13

Preskill, John 54

prograde orbits 44

Q

quasars 63, 78

R

radio lobes 78, 80

radius, Schwarzschild 5

redshift 38

Rees, Martin 93

relativistic jet 87

relativity, general 12

relativity, special 12

retrograde orbits 44

Rosen, Nathan 33

Royal Astronomical Society 2

S

Schwarzschild, Karl 1

Schwarzschild black hole 26, 30

Schwarzschild radius 5

second law of thermodynamics 48

simple harmonic motion 56

simultaneity 19

singularity 4, 5

singularity, naked 30

Snyder, Hartland 1

solar eclipse 23

Solar System 56

spacetime 12

spacetime diagrams 15

spacetime, curvature 13

spacetime,Minkowski 12

special relativity 12

speed of light 2

spin 14

SS433 85, 86

star, dark 11

stars, binary 8

static limit 31, 45

steam engine 48

stellar mass black holes 60, 61

supermassive black holes 60

surface gravity 53

synchrotron radiation 79, 80

T

temperature 48

thermal radiation 52

thermodynamics, first law of 48, 51

thermodynamics, second law of 48

Thorne, Kip 54

tidal forces 41

time dilation 39

turbulence 64

V

V404 Cyg 61

vacuum 51

Very Long Baseline Array 71

virtual particles 52

VLBA 71, 72

von Zach, Franz Xaver 10

W

water maser 72

Wheeler, John 1

white dwarf 60

white hole 32, 33

WIFI 802.11 protocol 89

worldline 16

wormhole 33

Z

Znajek, Roman 77