April 2006
Astronomers combined ultraviolet images of Saturn's southern polar region with visible-light images of the planet and its rings to make this picture. The auroral display appears blue because of the glow of ultraviolet light.
Credit:NASA, ESA, J. Clarke (Boston University, USA), and Z. Levay (STScI)
About the Calendar
| Id: | cal200604 |
| Year: | 2006 |
| Month: | 4 |
