Sci-fi sound effects

Low spatial rumble (rumble)

3480 894

Low spatial hum (2)

3987 1302

Low spatial hum

3227 649

Stopping the spacecraft (landing)

2813 596

Transfer (2)

2768 573

Transfer

4686 966

Pneumatic doors

3219 649

Portal, star or space gate (2)

3718 699

Portal, star or space gate

4300 944

Ghostly atmosphere of labyrinth

3763 767

Object passing by

4333 1178

Spatial hum, cosmic hum

4791 1532

Spatial ceramic hum

4862 1618

Working press

3806 1221

Martian conversation (alien speech)

4627 1332

Robot, mini bot (2)

2796 561