Sci-fi riser - power up

Spaceship taking off & wooshing

Spaceship flying through space

Spaceship engine overhead

Spacecraft flying overhead

Alien technology - powering down

Alien technology - machine off

Alien technology - call & response

Alien technology - robot greeting

Alien technology - machine processing

Futuristic machine powering up

Spaceship whooshes overhead

Alien technology - hovercraft flying by

Spacecraft powering down

Spaceship engine powering down

Futuristic flying machine

Spaceship engine power up

Spaceship hum

Spaceship hum (Deep)

Spaceship fluttering by

Alien ship flying by