The main image suffered from a strange spotting effect near the sun due to a combination of a wet GND filter and sun flare, so I had to clone these out.

因为中灰渐变滤镜被弄湿和太阳的耀光，主图在靠近太阳的部位有奇怪的光点，所以我不得不把这些克隆出来。

youdao

Then, just after noon, a big storm caught me: yellow sun-flare, dulling to sepia.

BBC: England��s ghostly South Downs Way

Another team of US physicists recently published a paper suggesting that an unusually large solar flare from the Sun could have caused the pulse of energy.

BBC: Gamma-ray burst 'hit Earth in 8th Century'

The main suspect is a solar flare: the sun was acting up at that time, and several other satellites (owned by Germany, Japan, NASA and Motorola) all failed at the same moment.

CNN: Four ways the Internet could go down