The Stargate concept began with the 1994 film, where an ancient ring-shaped device creates a wormhole between distant worlds. Stargate SG-1, which premiered in 1997, made gate activation a recurring television event and helped establish the explosive outward surge as a signature franchise image and sound. Fans commonly call that burst the “kawoosh,” echoing its rushing impact. The effect remains useful online because it communicates portal travel instantly and gives science-fiction edits a recognizable sense of scale, danger, and technological power.