LOS ANGELES - Many Americans will have a chance to witness another astronomical phenomenon on Thursday during the "ring of fire" annular solar eclipse.According to NASA, an eclipse "occurs when one heavenly body such as a moon or planet moves into the shadow of another heavenly body."RELATED: Super 'Blood Moon' lunar eclipse enthralls viewersOne type is a solar eclipse, where the moon moves between the sun and the Earth.
This blocks the sun’s light, casting a shadow on the planet. There are three types of solar eclipses: total, where the moon completely blocks the sun; partial, where the sun appears to have a small dark shadow on its surface; and annular, where the moon blocks the sun but the sun’s outer rim is still visible.The "ring of.