Jetpack, approach, shutdown:
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Conversations of a small crowd of aliens
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Space station generator
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Hyper, gaining power, Rumble of a spaceship
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Laser weapon shot
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Spacecraft landing
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Take-off of two spaceships
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The drone and the silence of an alien device
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Cosmic wind
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Countdown, spacecraft launch
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Comet
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Approach, Jetpack, shutdown
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Drone, Alert signal on a spaceship
★★★★★