This's a series of explosions by Skywalker Sound. It debuted in Star Wars: Episode V - The Empire Strikes Back (1980). It shouldn't be confused with SKYWALKER, EXPLOSION - AT-AT STOMP.
Links:
https://soundeffects.fandom.com/wiki/SKYWALKER,_EXPLOSION_-_DISTANT,_FAINT_EXPLOSIONS_01#Audio_Samples
Godzilla and his Titan allies battle three threats, the ancient SpaceGodzilla, the renewed threat of Apex and other rouge humans and Biollante and Dagahra, two Titans who are boundaries between nature and pollution. Godzilla tackles his darker instincts.
