There is no fate ... except what we make.
Voyager received a extensive engineering survey and was deemed to be too battered to remain in active service. Several month after returning home she was quietly decommissioned.
The Maquis were arrested for all past crimes, Janeway's testimony on their behalves helped, but all did receive multi-year prison sentences. After release Chakotay settled on the planet of his tribe, many of the Maquis accepted his offer to live there.
Belanna reunited with Tom after her release and traveled with him on whichever starship he's assigned to, she usually worked as the ship's bartender, a position she found surprisingly enjoyable.
Janeway (as other have conjectured) was promoted away from "field duty," and was assigned to co-coordinating ship deployments.
Tuvok, after debriefing he retires from Starfleet and returned to his family on Vulcan, he subsequently becomes a teacher at a small university. He never sets foot on a starship again.
Paris remained in Starfleet, requesting a Earth assignment so he and their child could frequently visit Belanna, after her release they agreed that Paris would return to piloting starships. Paris requests postings that permitted family.
Seven works as a consultant for Starfleet and various research institutions as a expect on the Borg and their technology. A decade after arriving on Earth she marries and the eventually they adopt two children (nicknamed one of two, and two of two).
Kim is promoted to Lieutenant (junior grade), after using his accumulated leave he returns to starship duty.
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