This photo taken on Oct. 11, 2026 shows the aurora observed from Daqing City, northeast China's Heilongjiang Province. (Photo by Liu Chengshan/Xinhua)

This photo taken on Oct. 11, 2026 shows the aurora observed from the Mongolian Autonomous County of Dorbod, northeast China's Heilongjiang Province. (Photo by Chi Shiyong/Xinhua)

This photo taken on Oct. 11, 2026 shows the aurora observed from Shuangyashan City, northeast China's Heilongjiang Province. (Photo by Han Yang/Xinhua)

This photo taken on Oct. 11, 2026 shows the aurora observed from Tahe County, northeast China's Heilongjiang Province. (Photo by Liu Junguo/Xinhua)

This stacked composite photo taken on Oct. 11, 2026 shows the aurora observed from the Mongolian Autonomous County of Dorbod, northeast China's Heilongjiang Province. (Photo by Chi Shiyong/Xinhua)

This photo taken on Oct. 11, 2026 shows the aurora observed from Mohe City, northeast China's Heilongjiang Province. (Photo by Guo Xinyu/Xinhua)

This photo taken on Oct. 11, 2026 shows the aurora observed from Shuangyashan City, northeast China's Heilongjiang Province. (Photo by Han Yang/Xinhua)