This stack composite photo taken on Aug. 30, 2025 shows a volcano of the Ulanhada volcano cluster under the Milky Way in Qahar Right Wing Rear Banner of Ulanqab, north China's Inner Mongolia Autonomous Region. (Xinhua/Ma Jinrui)

This stack composite photo taken on Aug. 30, 2025 shows a volcano of the Ulanhada volcano cluster under the Milky Way in Qahar Right Wing Rear Banner of Ulanqab, north China's Inner Mongolia Autonomous Region. (Xinhua/Ma Jinrui)

This stack composite photo taken on Aug. 30, 2025 shows a volcano of the Ulanhada volcano cluster under the Milky Way in Qahar Right Wing Rear Banner of Ulanqab, north China's Inner Mongolia Autonomous Region. (Xinhua/Ma Jinrui)

This photo taken on Aug. 30, 2025 shows a volcano of the Ulanhada volcano cluster under the Milky Way in Qahar Right Wing Rear Banner of Ulanqab, north China's Inner Mongolia Autonomous Region. (Xinhua/Ma Jinrui)

This photo taken on Aug. 30, 2025 shows a volcano of the Ulanhada volcano cluster under the starry sky in Qahar Right Wing Rear Banner of Ulanqab, north China's Inner Mongolia Autonomous Region. (Xinhua/Ma Jinrui)