How often do solar eclipses occur?

How often do solar eclipses occur?

[ad_1] An annular solar eclipse taken by JAXA/NASA Hinode spacecraft on January 4, 2011. Credit: JAXA/NASA/SAO/NAOJ A solar eclipse is an alignment of the Sun, the Moon, and Earth — in that order. The Moon, directly between the Sun and Earth, casts a shadow on our...