This is a copy of Adventures of Superman #500 published by DC in 1993.
Cover by Jerry Ordway. Written by Jerry Ordway, Louise Simonson, Roger Stern, Karl Kesel and Dan Jurgens. Art by Tom Grummett, Jon Bogdanove, Butch Guice, Dan Jurgens, Brett Breeding, Doug Hazlewood, Dennis Janke and Denis Rodier. "Life After Death!" by Jerry Ordway, Tom Grummett and Doug Hazlewood - After suffering a heart attack, Jonathan's spirit joins Clark's in the astral plane. Jonathan must get Clark to clear his head, or else he might end up in Blaze's domain...forever.  64 pages