The End of the World... Again or Hitbodedut, Book Five, YodHeaVau - The End of the World... Again or Hitbodedut, #6

Book five, "YodHeaVau, " reunites the reader with some of the characters from books two and four as they struggle to maintain their relationships in a vastly changed world. One of the young women seeks divine guidance and feels her prayers are answered when a passing ship offers them a luxurious return to technology. She gladly joins the ship's company and discovers that some of the research-sensors they are deploying are missing.
She suspects her supervisor is trying to hide his mistake when the missing sensors mysteriously show up in the wrong location. The ship's director involves her in tracking the missing sensors and attempts to explain the ACoG religious dogma to her. When the couple embark on an ill-fated excursion, the woman blames his blasphemy for their predicament and the illness of her child. He returns to sea to fulfill his father's wishes and is rewarded with additional writings from the ACoG.
He suffers several trials returning to the sanctuary and discovers the true purpose of the beacons as a coronal mass ejection causes worldwide upheaval.