Spacecraft engine noise:
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Laser gun shot, Spaceship flies by
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Conversations of a small crowd of aliens
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Spacecraft control panel
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Shot, Charging a laser weapon
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Drone, Spaceship flies by, identification
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Spacecraft engine noise
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Drone, Alert signal on a spaceship
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Stop, Alien device, work, start
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Inside the spacecraft, technical compartment
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Alien conversation
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Spacecraft signal, Doorbell
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Stop, Spaceship, engine start
★★★★★