 The magnetosphere of Uranus, however, proved to be unique, being profoundly affected by the planet's unusual axial tilt.In contrast to the bland appearance of Uranus itself, striking images were obtained of the Moons of Uranus, including evidence that Miranda had been unusually geologically active.The exploration of Neptune began with the 25 August 1989 "Voyager 2" flyby, the sole visit to the system as of 2014.