NASA’s MAVEN Orbiter Detects Ultraviolet Aurora on Mars

Scientists using the Imaging Ultraviolet Spectrograph (IUVS) instrument on NASA’s Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft have observed a bright ultraviolet auroral glow spanning the northern hemisphere of the Red Planet. “What’s especially surprising about the aurora we saw is how deep in the atmosphere it occurs – much deeper than at Earth or [...] —> Read More