Henry Hall, the 94-year-old lighthouse keeper, discovered that a spark, probably from a candle in the lantern, had flown up and ignited the top of the tower. As Hall looked up to throw a bucket of water on the blaze, a stream of molten lead from the roof poured down his face and throat.
The nebula measures around two light years long from end to end, and contains a central white dwarf with an apparent magnitude of 11.
NGC 3242 (Wikipedia) NGC 3242 (also known as the Ghost of Jupiter, Eye Nebula or Caldwell 59) is a planetary nebula located in the constellation Hydra.