This post originally appeared at Scientific American
Here in North America, we are in the midst of a tetrad of lunar eclipses, the second one visible Wednesday morning.
A tetrad of lunar eclipses means that there are four total lunar eclipses in a row. This NASA video above explains it well.
More
5 years ago • Space, Video • Tags: lunar eclipse, Moon, NASA, tetrad, TimeandDate, video
Total Lunar Eclipse Visible Across North America Wednesday Morning
This post originally appeared at Scientific American
Here in North America, we are in the midst of a tetrad of lunar eclipses, the second one visible Wednesday morning.
A tetrad of lunar eclipses means that there are four total lunar eclipses in a row. This NASA video above explains it well.
More
5 years ago • Space, Video • Tags: lunar eclipse, Moon, NASA, tetrad, TimeandDate, video