Electronic communication signals, distress signal.:
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Engine start, stop, Spaceship
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Conversations of a small crowd of aliens at
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Exit from hyper jump, Spaceship, landing,
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Doorbell, spacecraft signal
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Conversations of a small crowd of aliens
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Alien conversation
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Lands, Spacecraft flies up
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Take-off of two spaceships
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Low frequency drone, Spaceship in flight
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Gaining power, hyper, Rumble of a spaceship
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Space explosions
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Inside a spaceship, room noise
★★★★★