“Ahead of them, over the mountains to the north, the pale arcs and loops of the Northern Lights began to glow and tremble. Lyra saw through half-closed eyes, and felt a sleepy thrill of perfect happiness, to be speeding north under the Aurora.” HappinessNorthNorthern LightsHis Dark MaterialsAurora BorealisPhilip PullmanGolden Compass Book:Northern lights Source: Northern lights