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Jupiter's Clouds Float On Waves of Ammonia

The discovery sets the stage for NASA's upcoming Juno mission, which will probe for water in the giant planet's atmosphere.

June 2, 2016
2:23 PM EDT
The VLA radio map (top) of the region around the Great Red Spot in Jupiter's atmosphere shows complex upwellings and downwellings of ammonia gas that shape the colorful cloud layers seen in the approximately true-color Hubble Space Telescope map (bottom). | Radio image by Michael H. Wong, Imke de Pater (UC Berkeley), Robert J. Sault (Univ. Melbourne). Optical image by NASA, ESA, A.A. Simon (GSFC), M.H. Wong (UC Berkeley), and G.S. Orton (JPL-Caltech).