In the same year, Asian astronomers coincidentally discovered comet C/1490 Y1, a possible progenitor of the Quadrantid meteor showers.
[4] At least three surviving Chinese historical records describe a shower of rocks,[2][5] one stating that "stones fell like rain.
[1][3] Due to the paucity of detailed information and the lack of surviving meteorites or other physical evidence, researchers have been unable to definitively state the exact nature of the dramatic event,[6] even examining the possible occurrence of severe hail.
[1] Kevin Yau of NASA's Jet Propulsion Laboratory and his collaborators have noted several similarities of the Qingyang event to the Tunguska air burst in 1908, which, if it had occurred above a populated area, could have produced many fatalities.
All of the people in the city fled to other places.One source of Chinese astronomical information of celestial events, the Zhongguo gudai tianxiang jilu zongji (Complete collection of records of celestial phenomena in ancient China), records ten works that discuss the March–April 1490 event,[2][8] including the History of Ming.