Across the Northern Hemisphere, now's the time to catch a new comet before it vanishes for 400 years

Gianluca Masi

A newly discovered comet is swinging through our cosmic neighborhood for the first time in more than 400 years.

Stargazers across the Northern Hemisphere should catch a glimpse as soon as possible — either this week or early next — because it will be another 400 years before the wandering ice ball returns.