美国国家公共电台 NPR--NASA says there is a misconception that there is no sound in space

（单词翻译）

NASA says there is a misconception that there is no sound in space

Transcript¹

NASA released a sound from the black hole at the center of the Perseus galaxy² cluster. What you'll hear is pressure waves emitted from the black hole causing ripples³ in the star cluster's hot gas.

A MARTINEZ, HOST:

Good morning. I'm A Martinez. There's no sound in space, right?

(SOUNDBITE OF HUMMING)

MARTINEZ: That's sound released by NASA from the black hole at the center of the Perseus galaxy cluster. What you're hearing is pressure waves emitted from the black hole causing ripples in the cluster of stars' hot gas. But in my warped⁴ imagination, it sounds like an alien civilization screaming for their lives. I know; I'm a ghoul. It's MORNING EDITION.