What are the phenomena related to space weather?

The phenomenon related to space weather is aurora. Violent activities such as solar flares and coronal mass ejections have brought serious influence and harm to the earth's magnetosphere, ionosphere and upper atmosphere, satellite operation and safety, human health and communication damage. People call this short-time scale change caused by solar activity space weather. According to the concept of space weather and the change of short time scale caused by solar activity, we can know that aurora belongs to space weather.

Significance and harm of space weather

Generally speaking, space weather refers to the state or event in the space between the sun and the earth that can affect the advanced technology system on the ground or endanger human health, mainly caused by solar activities. Some high-tech systems such as satellite operation, aviation flight and ground pipe network may be seriously disturbed by space weather events. When serious disastrous space weather events occur, it is necessary to make early warning and forecast.