The Invader

A rogue planet is speeding its way towards the inner solar system, destined to become a hot Jupiter. It is a scenario that has played out countless times throughout the galaxy, and the result is always that the rocky inner planets are flung into the deep freeze of interstellar space, taking their inhabitants with them.

The people in the story are compelled by their character, culture, history, and beliefs to choose a particular path and they have little conscious choice in the matter. Moral ...