News tagged with auroras

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Man-made aurora to help predict space weather

( -- For more than 25 years, our understanding of terrestrial space weather has been partly based on incorrect assumptions about how nitrogen, the most abundant gas in our atmosphere, reacts when it collides with ...

dateJun 08, 2010 in General Physics
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Shining a light on the aurora of Mars

ESA's Mars Express has shed new light on the Red Planet's rare ultraviolet aurora by combining for the first time remote observations with in situ measurements of electrons hitting the atmosphere.

dateNov 05, 2015 in Space Exploration
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