There is an article by Kelly Fitzgerald at http://sunnesandroses.blogspot.co.uk/2015/01/the-sunne-in-splendour-part-2.html, concerning the three suns that were seen in the sky before the Battle of Mortimer’s Cross in 1460. It was a natural phenomenon—a parhelion—but was clearly not recognised as such by those who saw it. They believed it was an omen. So, what about supernatural phenomena…