How and When to Watch the Longest Lunar Eclipse in 580 Years
11/17/2021 - By Jake Smith. Some cosmic events are, well, once in a blue moon. Others, like the return of Halle’s Comet, are possible to catch maybe twice. But this Friday’s near-total lunar eclipse — the longest of the century and the first of this length in 580 years — is truly once-in-a-lifetime (or, more accurately, many lifetimes). On the… SEE MORE
