Sci-fi sound effects

Low spatial rumble (rumble)

2884 867

Low spatial hum (2)

3626 1294

Low spatial hum

2676 624

Stopping the spacecraft (landing)

2537 592

Transfer (2)

2575 571

Transfer

4393 964

Pneumatic doors

2993 647

Portal, star or space gate (2)

3515 695

Portal, star or space gate

4003 938

Ghostly atmosphere of labyrinth

3425 754

Object passing by

3754 1171

Spatial hum, cosmic hum

4443 1515

Spatial ceramic hum

4629 1612

Working press

3614 1218

Martian conversation (alien speech)

4208 1326

Robot, mini bot (2)

2464 554