Index
419
Very Large Array, 50, 261, 325
VOR, 217
Voskhod Program, 153
Vostok Program, 151
Voyage, 201
Voyager-1, 186, 192, 277
Voyager-2, 188, 261, 277
Voyager Program, 186
W
Walker constellation, 371
Walker-δ constellation, 372
Wan Hu Flying to Sky, 98–101
Weak equivalence principle, 305
Wernher von Braun, 121, 122, 128, 129, 142,
164
Whole rotation of navigation constellation,
268–270, 276
Wilhelm Röntgen, 58
William Congreve, 97
Willian H. Guier, 223
Willy Otto Oskar Ley, 98, 121, 127, 129, 137
Wolter telescope, 72
World, 308
World-line, 308
World-point, 308
Wubei Zhi, 96
X
XPNAV-1, 281, 380–398
X-ray photons, 351
X-ray pulsar, 82–84, 278, 325, 371
X-ray pulsar-based navigation, 31, 263, 270,
273
Xuesen Qian, 100, 133
Y
Yuanyi Mao, 96
Yuri Alekseyevich Gagarin, 152
Z
Zenith distance, 205