This family of comets originated from a large parent comet that broke up into smaller fragments well over a thousand years ago. The sungrazers continue to orbit around the sun today.https://edition.cnn.com/2020/12/21/world/new-comet-solar-eclipse-scn/index.html
Now this is something I didn’t know. Learn a new thing ever day…
“I thought a person living (in the condo) above knocked down a shelf,” wrote one Twitter user, while another said, “I thought my child sleeping on the second floor fell out of bed.”
Granted, the embedded video is only understandable to those who speak Japanese, but even if you don’t, the footage is still cool.
(The sound people heard was likely the result of a small meteorite — about 1 meter wide — breaking the sound barrier as it disintegrated.)