Comet ISON vanishes as it circles the sun
ISON,about half the size of an average comet, vanished as it circled the Sun
Fri Nov 29 2013
Two comets to come together to decorate our skies
The agency said comet C/2012 S1 (ISON) was now closer to the Sun and the best time to see it is today before dawn.
Wed Nov 20 2013