For a few precious minutes the Moon can turn a bright summer afternoon into a strange twilight. Birds stop chirping, the temperature drops and the Sun’s brilliant outer atmosphere, the corona, looks like a glowing halo in the sky.

Each time the Moon covers the Sun during a total solar eclipse — darkening daytime skies and briefly revealing the Sun’s ethereal outer atmosphere, the corona

For a few precious minutes the Moon can turn a bright summer afternoon into a strange twilight. Birds stop chirping, the temperature drops and the Sun’s brilliant outer…