How to enjoy the full eclipse experience on 21 August, during the first total solar eclipse to cross the USA from coast to coast since 1918The countdown to the Great American Eclipse on 21 August is entering its final week as eclipse-watchers are completing their plans for the first total solar eclipse to cross the USA from coast to coast since 1918. What you need to see the total solar eclipse across America Read moreAs I mentioned last month, it is only during totality that the Sun’s awe-inspiring corona and prominences might be glimpsed. The eclipse experience includes the gradual partial eclipse phase, as the Moon’s disc takes more than an hour to encroach on the Sun. Facebook Twitter Pinterest The diamond ring effect following totality of the solar eclipse in Queensland, Australia, on November 14, 2012. The diamond ring effect is seen as the last bead fades and it is only after that is extinguished that it is safe to observe the Sun directly.

Source: The Guardian August 13, 2017 20:26 UTC