Encyclopedia of the Solar System 2nd ed

(Marvins-Underground-K-12) #1
Index 957

detected planetary targets, 737–738,
743
history, 736
measurements/target properties
albedo/polarization ratio, 744
angular scattering law, 748–750
comets, 761
delay-Doppler measurements, 736,
744–745
dispersion of echo power in
delay/Doppler, 745–746
ice deposit evidence, Mercury’s
poles, 753
icy Galilean satellites, Jupiter,
750–751
radar heterogeneity, Mars, 754–755
Saturn system, 761–763
spherical target mapping, 751–753
topography on Moon/inner planets,
746
Venus revealed byMagellan,
753–754
Saturn system measurements
icy satellites, 762–763
rings, 761
Titan, 763
scientific context/history, 735–736
techniques/instrumentation
block diagram, 741
echo detectability, 739
echo time delay/Doppler frequency,
741–742
radar systems, 739–741
radar waveforms, 742–744
planetary radar systems
Arecibo Observatory, 739
Goldstone Solar System Radar, 739
planetary satellites.seesatellites,
planetary
planetary system, multiple, 894
planetesimals, 575
planets
atmosphere, radio emission, 698
definition of, 2–3
evolution of, and impacts, 823–826
gas, growth of, 47–49
ice, growth of, 47–49
inner, topography, 746, 748
interiors, inferences, 846–848
magnet fields, 527–530
magnetosphere
magnetized, 525–527
unmagnetized, 523–524
minor, 2
name derivation, 1, 2
orbits, long term stability, 805–806
origins
early stages, 41–42
terrestrial planets, 42–46


Pluto’s classification, 525
secular perturbations, 5
spin axes, 528
thermal history models, 131–132
planets, around sun-like stars, 893–898
characteristics, 895–897
hot Neptunes, 897–898
multiple planetary system, 894
Pegasi, 893–894
radial velocity planets, 894
transiting planet, 894
plasma experiment, onMariner 2, 100
plasma physics, 71
plasma tails, comets, 561, 569
plasmas
ionospheric, 531
magnetospheric, 529–533
solar wind, 99
compression, by driver/ejecta from
CME, 220
electrical conductivity, 101
ICME identification, 101
kinetic properties, 112–114
magnetized, 218
slow/fast, 104
thermal conductor, 101
tailward-moving, 535
plasmoid (tailward-movement plasma),
535
plate tectonics
Earth
continental plates, 191
interactions, 192
map, 204
oceanic plates, 190, 191
Plinian clouds, volcanic eruptions, 831
Plinian volcanic activity, 844–845
plume models, Triton, 496–500
Pluto
albedo, 372
atmosphere
composition, 550–551
escape, 552
observations, 669
structure, 551–552
density, 545–546
diameter, 606
discovery, 541, 605
interior
bulk composition, 549–550
density, 549
lightcurves, 544
orbit, heliocentric, 542
origin, 555
planet classification, 525
rotation, 544
similarities with Triton, 486–487
solar system context, 555–556
solar wind interactions, 524–525

solid surfaces, observations, 678
surface properties/appearance
albedo and color, 546
solar phase curve, 546
surface appearance/markings,
548–549
surface composition, 546–547
surface temperature, 547
thermal radiation, 693–694
20th century, pre-space age studies,
69
Pluto-Charon barycenter, 543
Polarspacecraft, Ultraviolet Imager, 534
polarimetry, satellite observations, 372
PolyVinylidine Fluoride film (PVDF),
628
Pons, Jean Louis, 64
Porter, William, 68
potentially hazardous asteroids (PHAs),
298
Poynting-Robertson effect, 31, 135, 629,
806–807
description, 685, 686
radiation pressure and, 632
Preliminary reference Earth model
(PREM), 206
presolar disk, 257
primitive meteorites, 30
Principia(Newton), 57
Procellarum Basin (Moon), 236
Procellarum KREEP Terrane
(PKT)(Moon), 246
proposed projects
COROThigh-precision photometry
spacecraft, 902
Giant Magellan Telescope, 727
Large Synoptic Survey Telescope, 732
Thirty Meter Telescope, 726
Proteus satellite, Neptune, 381, 382
protons
composition
galactic cosmic rays, 766
solar wind, 99, 112
protoplanetary disks, 30–33, 575
Atacama Large Millimeter Array
(ALMA), 52
dust grains, 31
HST observations, 30
magneto-rotational instability, 32
short-lived isotopes, 32
PSR B1257+12 planetary system, 893
Ptolemy, geocentric model of universe,
54
pull-apart bands, Europa, 437
Pulsar planets, PSR B1257+12 system,
893
pyroclasts
dispersal, into vacuum, 846
Io, 424, 835
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