This afternoon, another total solar eclipse will grace the skies over the Earth, but this time, most of the show will take place over the Pacific Ocean. Unlike the Great American Eclipse of 2017, which cut through the heart of the United States, this one will only be visible for a short stretch over the bottom of South America. Don’t fret: there are plenty of live streams that will provide coverage of the eclipse online for those who want their astronomical fix.
Solar eclipses occur on average every 18 months or so, whenever the Moon passes directly between the Sun and Earth on its orbit around our planet. When this lucky alignment occurs, the Moon casts its shadow on select portions of the Earth. This region of darkness is known as the...
