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'Ring of Fire' Solar Eclipse: The Science of Today's Strange Celestial Event

Annularity, the Moon is too small to cover the entire Sun’s disk so a ring or “annulus” of bright sunlight surrounds the Moon. This image was taken on May 20, 2012 from the Grand Canyon

'Ring of Fire' solar eclipse

People in northern Australia were treated to a rare sight on May 9, a 'ring of fire' eclipse which sees the moon block the sun, but leaving a ring of light exposed making it appear as if a ring of fire is hovering in the sky.
Read more about the 'ring of fire' eclipse here.