Electronic communication signals, distress signal.:
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Charging a laser weapon, shot
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Space station generator
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Low frequency drone, Spaceship in flight
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Spacecraft door opens, closes
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Cosmic sounds
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Move, launch, Jetpack
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Work, start, Alien device, stop
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Spacecraft engine jamming
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Cosmic wind
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Spacecraft control panel
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Spaceship in flight, engine noise
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Space alien radio signal
★★★★★