Space alien radio signal:
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Rumble of a spaceship, hyper, gaining power
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Stop, engine start, Spaceship
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Doorbell, spacecraft signal
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Countdown, spacecraft launch
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Drone alien device
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Alien conversation
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Take-off of two spaceships
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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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Space explosions
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Space, space
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Space Station Control Room
★★★★★