ration 22—24
orbitalperiod 5, 8
in 18—21
&ars see exoplas
rotation 8
sizes 6—7
surfacetemperature 28, 31
&rial 9, 20—21, 29, 30—70, 79,83, 86, 118, 120, 122—124
plutinos 110, 113
Pluto 15, 111—112
atmosphere 111
discovery 6
notapla 2, 7, 16—17
orbit 6, 10—11
&es 111—112
Plutoid 17, 110—11
prograde 11
Psyche 107
Quaoar 114
radialvelocity 117—118, 120
&h 51, 58, 68, 69
&rograde 11, 83
rings 71, 82—85
Sagan,Carl 103
&es
discovery 4, 13
Galilean 12, 85
&s 83
irregular 82
ofasteroids 24, 101—103
ofplas 4, 11—13, 24
ofTNOs 24, 112, 114
regular 83
shepherd 84, 85
surfacetemperatures 86
Saturn 29
clouds 76—77
interior 72, 74