 As the story progresses, another main character materialises in the form of the aptly named Moses Odingo, son of Prudence's sister Charity and animal-handler extraordinaire.His life becomes one of the novel's several core plots, circumstance and apparent fate conspiring to send him on a worldwide journey of hardship and tribulation.During this time, both Earth-bound scientists and the Belters notice that the innermost moons of Jupiter have mysteriously realigned, altering the trajectory of a once unimportant comet and setting in motion a direct collision with Earth.