For the first time, an international team of astronomers have mapped the vertical structure of Uranus’s upper atmosphere, uncovering how temperature and charged particles vary with height across the planet. Credit: ESA/Webb, NASA, CSA, STScI, P. Tiranti, H. Melin, M. Zamani (ESA/Webb) For the first time, astronomers have charted the vertical structure of Uranus's upper atmosphere, revealing how temperature and electrically charged particles change with altitude across the planet. An