Skywatchers have been treated to a lot of spectacular celestial shows this year, from a total solar eclipse to an unusually radiant Perseids shower.
By Becky Ferreira|MOTHERBOARD
Bu on the night of September 27, a rare astronomical event known as a Supermoon Lunar Eclipse is set to overshadow them all. This confluence of a total lunar eclipse with a supermoon—like the one that graced the skies this past weekend—only occurs about once every few decades. According to this handy NASA explainer, the last one appeared in 1982.