NASA's Exoplanet Exploration Program has recorded the sound a black hole makes, and it sounds more like scary ghosts than stars.
First, a bit about science. NASA said, "It is a myth that there is no sound in space."
You may have heard that space is mostly a vacuum, which is mostly true. However, "A galaxy cluster has so much gas that we've picked up actual sound,
NASA said, adding that the sound waves have been "amplified and mixed with other data" in the video.