First Comet Impacts Captured by Keck Telescope A single infrared image (3.5 microns) of Jupiter showing the bright polar caps and a familiar storm system. The brightest spot in the planet's southern hemisphere is the aftermath of comet fragment A, the dimmer spot at the bottom left is the aftermath of fragment C. Credit: James Graham, Imke de Pater, Mike Brown, Mike Liu, Garrett Jernigan, Marina Fomenkova, Andy Ingersoll, Phil Marcus, W. M. Keck Observatory