There is another reasons comets might be more dangerous than we think. There are rare meteor outbursts that are associated with long period comets whose earlier

There is another reasons comets might be more dangerous than we think. There are rare meteor outbursts that are associated with long period comets whose earlier appearance has never been recorded in human history. Any of these might reappear at any moment. https://www.sciencedirect.com/science/article/abs/pii/S0019103502000714 https://www.sciencedirect.com/science/article/abs/pii/S00191...