Saturn's Rings Could Be The Cause of a Mysterious Hot Spot in Its Atmosphere

Ever since we first noticed it in the mid-1970s, scientists have been puzzled by Saturn's Lyman-alpha (Lyα) bulge: a particularly bright bar of ultraviolet light emitted by hydrogen atoms during a particular type of electronic transition.

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Paris ,France General ,France ,Lotfi Ben Jaffel ,International Ultraviolet Explorer ,Institute Of Astrophysics ,Hubble Space Telescope ,Planetary Science ,