<P> A corona ( Latin , ' crown ' ) is an aura of plasma that surrounds the Sun and other stars . The Sun 's corona extends millions of kilometres into space and is most easily seen during a total solar eclipse , but it is also observable with a coronagraph . The word corona is a Latin word meaning `` crown '' , from the Ancient Greek κορώνη ( korōnè , `` garland , wreath '' ) . </P>
<P> A corona ( Latin , ' crown ' ) is an aura of plasma that surrounds the Sun and other stars . The Sun 's corona extends millions of kilometres into space and is most easily seen during a total solar eclipse , but it is also observable with a coronagraph . The word corona is a Latin word meaning `` crown '' , from the Ancient Greek κορώνη ( korōnè , `` garland , wreath '' ) . </P>
when can the sun 's corona best be seen
when can the sun 's corona best be seen
during a total solar eclipse
during a total solar eclipse