打字猴:1.70004051e+09
1700040510
1700040511 cosmic ray visual phenomena,86
1700040512
1700040513 Cox Report,158
1700040514
1700040515 cryptocurrency,209
1700040516
1700040517 CubeSat,114n
1700040518
1700040519 Cucinotta,Francis,83,88-89
1700040520
1700040521 Curiosity rover,239,251,259,272,274
1700040522
1700040523 DARPA(US Defense Advanced Research Projects Agency),133
1700040524
1700040525 Dawn spacecraft,208,216,339
1700040526
1700040527 Dear Moon project,186
1700040528
1700040529 Deep Space Gateway. See Lunar Orbital Platform-Gateway
1700040530
1700040531 Deep Space Industries(DSI),209,213
1700040532
1700040533 Deimos,291
1700040534
1700040535 Delta rockets,109,113-114
1700040536
1700040537 delta-v(Δv ),99-101,209
1700040538
1700040539 Desert RATS,227-228
1700040540
1700040541 deuterium,166-167,268
1700040542
1700040543 Devon Island,Canada,226-227,261
1700040544
1700040545 dolphin(US Navy pin),43-44
1700040546
1700040547 Dragonfly mission,307,325
1700040548
1700040549 Dragon spacecraft,109,125
1700040550
1700040551 Dyson,Freeman,103-104,242-244,280,333
1700040552
1700040553 dysprosium,162
1700040554
1700040555 Earth-Mars cycler,241-242,246
1700040556
1700040557 Earthrise,188
1700040558
1700040559 EDEN ISS,36
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