Amateur astronomer Yuji Hyakutake made a pilgrimage to the University of Chicago’s Yerkes Observatory in Williams Bay, Wis., Sunday night for the closest glimpse of his comet that he’ll probably ever ...

Even though so much of what we see in the night sky is predictable, comets, those icy relics left over from the earliest days of our solar system, still offer lots of uncertainty. Once a new comet is ...

Peter Christine was not impressed. But when you are only 4 years old, as the Bethlehem boy is, it takes more than a visitor from the other side of the galaxy to leave one struck with awe. No matter ...

CNN-- Comet Hyakutake, which swept closest to Earth last week, emitted strong X-rays as it passed, according to U.S. and German scientists.Any level of X-rays would have grabbed the interest of ...