A bright moon is seen over Warsaw, Poland on Jan. 31, 2026. (Photo by Jaap Arriens/Xinhua)

A bright moon is seen over Warsaw, Poland on Jan. 31, 2026. (Photo by Jaap Arriens/Xinhua)

A bright moon is seen above a street in Warsaw, Poland on Jan. 31, 2026. (Photo by Jaap Arriens/Xinhua)

A bright moon is seen over Warsaw, Poland on Jan. 31, 2026. (Photo by Jaap Arriens/Xinhua)

A bright moon is seen next to a green bicycle traffic light in Warsaw, Poland on Jan. 31, 2026. (Photo by Jaap Arriens/Xinhua)

A bright moon is seen over Warsaw, Poland on Jan. 31, 2026. (Photo by Jaap Arriens/Xinhua)