Voyager 2 image of Uranus' southern hemisphere from about 10 million km. This image was taken 8 days before closest approach with the narrow angle camera using the orange filter. The south pole, which was facing the sun at the time of the Voyager 2 encounter, is near the center of the disk. Uranus is 51,000 km in diameter and has its axis of rotation nearly in its orbital plane. ... Imaging Information . ... Instrument: Narrow Angle Vidicon Camera . ... NASA Image ID number: FDS 26607.42 . ...