In Iron Years by Gordon R. Dickson 1981
Things Which are Caesar's - Humanity awaited a sign from the Almighty...but what a sign could He expect from man?
Homecoming - Mankind could spread to the stars - but there was no knowing if the world of their birth would ever take them back.
In Iron Years - To be human means to survive - but to survive for something.
And More - More great fiction by this year's Hugo and Nebula nominee!