Spacecraft hatch opens, closes:
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Closes, Spacecraft door opens
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Shutdown, approach, Jetpack
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Spaceship flies by
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Alien device, work, stop, start
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Space station generator
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Drone, Alert signal on a spaceship
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Alien conversation
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Spacecraft signal, Doorbell
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Gaining power, Rumble of a spaceship, hyper
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Comet
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Time travel, Cosmic sounds, black hole
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Spaceship, stop, engine start
★★★★★
