Sunspots are islands of intense magnetic bundles punching through the solar surface . the magnetic bundles constantly interact with each other and sometimes create unstable configurations that then lead to eruptions in the form of flares and plasma ejection 其实黑子是磁缆贯穿太阳表面的地方,这些磁缆会互相影响,有时会出现不稳定的排列,引发耀斑和等离子体抛射等表面爆发。