See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. KOHOUTEK FELL SO SHORT OF its hype in 1973 that when one astronomer ...

The image of Comet Hale-Bopp blazing across the night sky of 1997 has delighted casual stargazers and astronomers alike. It was first spotted in July 1995 by Alan Hale and Thomas Bopp, who observed it ...

Among all the comets that blaze through Earth’s small sector of space, relatively few are spectacular enough to earn the honorific great. There are no objective standards for admission to the club.

It had not been seen in 10,000 years and isn’t expected again for 14,000 more. But Jan. 30, 1996, the ball of ice and dirt the size of Chicago revealed itself to an amateur astronomer named Yuji ...