1700041249
Sphinx-99,52
1700041250
1700041251
Sputnik Crisis,148-151,153
1700041252
1700041253
Starship(SpaceⅩ spacecraft),110,112,246
1700041254
1700041255
“station-keeping,” 146
1700041256
1700041257
Stone,Bill,161
1700041258
1700041259
Strategic Defense Initiative,342
1700041260
1700041261
Stuster,Jack,54
1700041262
1700041263
submarines,nuclear,38-44
1700041264
1700041265
SUBSAFE,42
1700041266
1700041267
Super Heavy(SpaceⅩ rocket),110,112
1700041268
1700041269
surgery in space,92-94
1700041270
1700041271
Sylvia asteroid,202
1700041272
1700041273
telomeres,95
1700041274
1700041275
terbium,162
1700041276
1700041277
terrestrial chauvinism,319,327
1700041278
1700041279
Tesla Roadster,112-113
1700041280
1700041281
Tethys,319
1700041282
1700041283
Tharsis Montes,288
1700041284
1700041285
“third-quarter phenomenon,” 51
1700041286
1700041287
tholins,216,331-332
1700041288
1700041289
Thornton,Stan,120
1700041290
1700041291
3-D printing,130,176,218,273
1700041292
1700041293
Tiangong space stations,121-122
1700041294
1700041295
Titan:environment of,314,320-325;possibility of life on,325-327;probe landing on,14,321;proposed missions to,324-325
1700041296
1700041297
Titania,327-329
1700041298
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