One Day, Many Years From Now, Total Solar Eclipses Will No Longer Be Possible
On Monday, the direct shadow of the moon will cut a 70-mile-wide band-the path of totality-across the United States during the Great American Eclipse. It's going to be a mind-blowing event, and it'll be another seven years before the next total solar eclipse crosses American soil. A total solar eclipse is possible because the apparent diameter of the moon in the sky, given the right conditions, is larger than the apparent diameter of the sun, and all direct sunlight is blocked at certain points on the globe. Eventually, though-long after ...
Click
To Read Full Article