News on May 8, according to @ time Video It is reported that on the evening of May 7, a rare red sky appeared in Zhoushan, Zhejiang Province. After local netizens posted the video online, it triggered a heated discussion. In this regard, the staff of Zhoushan Meteorological Bureau said that it was cloudy and foggy on the 7th, and the red sky is a refraction of light, but the light source is not clear at present**
Another blogger said that in 1770, there was a bloody sky for nine days in many countries. In 2017, Japanese scientists published a paper in Astrophysics express, believing that the bloody sky event in 1770 was caused by large-scale solar activity.
It is reported that Li Liang, deputy editor and editor of astronomy Enthusiast Magazine of Beijing Planetarium, believes that this is a phenomenon in the atmosphere, which can rule out the possibility of Aurora, because aurora is a phenomenon in the upper atmosphere of the earth's polar region caused by high-energy particles emitted by solar activities It may be the luminous phenomenon caused by the explosion or high friction heat generated by the debris of some man-made celestial bodies in the process of falling into the atmosphere
An expert from the space physics research team of China University of Geosciences (Wuhan) said that according to the observation records of solar and geomagnetic activities, the geomagnetic activities were generally calm on May 7, and there were no significant abnormalities in solar activities, which can basically rule out the possibility of sky red caused by geomagnetic and solar activities**
