Tschimmel, M.; Ignatiev, N. I.; Titov, D. V.; Lellouch, E.; Fouchet, T.; Giuranna, M.; Formisano, V.: Investigation of water vapor on Mars with PFS/SW of Mars Express. Icarus 195 (2), pp. 557 - 575 (2008)
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The Uranian magnetic field is more expansive than previously thought, according to newly analyzed data from Voyager 2, making it easier to search for moons with oceans.