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Neptune auroras Neptune as seen by NASA's Hubble Space Telescope in visible light (left) and a composite of the view from Hubble with a near-infrared image taken by NASA's James Webb Space Telescope (right). The cyan glows in the right image trace the presence of auroras. NASA, ESA, CSA, STScI, Heidi Hammel (AURA), Henrik Melin (Northumbria University), Leigh Fletcher (University of Leicester), Stefanie Milam (NASA-GSFC)