Imke de Pater, Seran Gibbard, Heidi Hammel / W. M. Keck Observatory
Keck's Changing View of Uranus (2004)
From 2001 to 2004, Uranus's motion around the Sun has changed its orientation as seen from Earth in these images taken through Keck II's K prime filter. The four images show how the Adaptive Optics system has improved over time.
Original image data dated on or about April 1, 2004