Wei, Y.; Fraenz, M.; Dubinin, E.; Coates, A. J.; Zhang, T. L.; Wan, W.; Feng, L.; Angsmann, A.; Opitz, A.; Woch, J.et al.; Barabash, S.; Lundin, R.: A teardrop-shaped ionosphere at Venus in tenuous solar wind. Planetary and Space Science 73, pp. 254 - 261 (2012)
Angsmann, A.; Fränz, M.; Dubinin, E.; Woch, J.; Barabash, S.; Zhang, T.; Motschmann, U.: Magnetic states of the ionosphere of Venus observed by Venus Express. Planetary and Space Science 59, pp. 327 - 337 (2011)
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.