Complex sentence: He and Janelle are now back together, and are planning a second wedding, despite the fact that Kim had a vasectomy in order to stop Janelle from (somehow) having their seventh child without his consent.
Split into simpler sentences: He and Janelle are now back together, and are planning a second wedding. Earlier, Kim had a vasectomy in order to stop Janelle from (somehow) having their seventh child without his consent.