The drone and the silence of an alien device:
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Electronic communication signals, distress
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Spacecraft signal, Doorbell
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Shutdown, Jetpack, approach
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Cosmic wind
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Spacecraft control panel
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The noise of the space station, the sounds
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Comet
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Space wars, blasters, lasers
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Charging a laser gun, shot
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Spacecraft crash landing
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Drone, Alert signal on a spaceship
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Engine noise, Spaceship in flight
★★★★★