The Sunless Countries is the fourth novel in the Virga series of hard science fiction space opera adventures

In an ocean of weightless air where sunlight has never been seen, only the running lights of the city of Pacquaea glitter in the dark. One woman, Leal Hieronyma Maspeth, lives and dreams of love among the gaslit streets and cafes. And somewhere in the abyss of wind and twisted cloud through which Pacquaea eternally falls, a great voice has begun speaking.

As its cold words reach from space to the city walls--and as outlying towns and travelers' ships start...