Supermen United also has a Sequel, Superman Divided". There's also a crossover Story with Smallville on ff.net that also Features an Explanation for the Baby at the end of the series. I'll look it up and post the link later.
EDIT - there you go:
https://www.fanfiction.net/s/2563597/1/Son-of-Jor-ElLove the idea. May come up with something myself, if I can find the time.