Encyclopedia of the Solar System 2nd ed

966 Index

Williams, D., 424
Williams, Jim, 287
winds
Earth, atmospheric circulation, 175
Mars surface/interior, 326–327
modification, 312
Venus, 145
zonal, Jupiter, 396
Wisdon, Jack, 287
Witt, D., 283
Witteborn, F., 421
Wolf, Rudolph, 60
Wolfe, C., 75
Wolszczan, Alexander, 893
Wright, Thomas, 69
Wurm, Karl, 70

X-ray astronomy, 637
X-ray emissions
asteroids, 655
auroral
Earth, 638–640
Jupiter, 643, 647–648
comets, 654–655
C/1990 N1, 652–653
Hale-Bopp, 652–653
Galilean satellites, 648–649
heliosphere, 655–657
high energy, Hyakutake comet, 652

Hubble Space Telescope, 647

Io Plasma Torus, 649

Mars, 643

Moon, 641

nonauroral

Earth, 640–641

Jupiter (disk), 648

photometric lightcurves, 654

Saturn, 649–651

comets, 652

rings, 651–652

soft, characteristics, 657

Venus, 641–643

X-ray images

Mars,ChandraACIS-1, 645

Moon,ROSATsoft X-ray, 642

X-ray observatories

Chandra, 637, 638

XMM-Newton, 637

X-ray spectrometer (XRS), 296,

637

X-ray spectroscopy

complementary to nuclear

spectroscopy, 766

missions using

Apollo, 766

NEAR, 766

SMART-1, 766

X-rays

Compton Gamma Ray Observatory

(CGRO)

Earth, new X-ray source, 640–641

emissions, Jupiter, auroral, 647–648

photon span range, 637

planetary, terrestrial, 637

planetary emissions, 637

Scorpius X-1 source, 637

terrestrial, 637

XMM-NewtonX-ray observatory, 637,

643, 646–647

high resolution spectroscopy, 646–647

Yarkovsky, I. O., 356

Yarkovsky effect, 7, 807

YORP effect, of asteroids, 356

Young, John, 66, 232

Zelinsky crater (Moon), 240

zodiacal dust clouds

composition, 18

inner solar system location, 684

sources, 684–687

torus, 686, 687

zodiacal light

causes, 621, 684–685

from Mauna Kea, Hawaii, 685

Zöllner, Hermann, 61

Zondmission, to Moon, 879