Mid-infrared spectroscopy of Uranus from the Spitzer infrared spectrometer: 2. Determination of the mean composition of the upper troposphere and stratosphere G.S. Orton, J.I. Moses, L.N. Fletcher, A.K. Mainzer, D. Hines, H.B. Hammel, J. Martin-Torres, M. Burgdorf, C. Merlet, M.R. Line Nov 1, 2014 Cite DOI Uranus atmosphere Infrared observations Atmospheres structure Related Mid-infrared spectroscopy of Uranus from the Spitzer Infrared Spectrometer: 1. Determination of the mean temperature structure of the upper troposphere and stratosphere Neptune at summer solstice: Zonal mean temperatures from ground-based observations, 2003-2007 Saturn's south polar vortex compared to other large vortices in the Solar System Saturn's latitudinal C $_2$H $_2$ and C $_2$H $_6$ abundance profiles from Cassini/CIRS and ground-based observations Uranus Pathfinder: exploring the origins and evolution of Ice Giant planets