Stargate V The Terran Empire
Note This is set just after the last episode of SG-1 Season 10 the Asgaurd are not extinct and are still a major power and a year after the events In a Mirror, Darkly and the Promethus and the Korlev were not destroyed
Prologue
100 Ships of the imperial fleet where ordered to go into the other universe and take over ships that they could conquer that universe. Something went wrong during the transit to the other universe and the fleet ended up in the wrong universe entirely they ended up on the outer edge of the Milky Way Galaxy 20,000 light years from earth. The Captains decided to conquer this region for the empire.
They Decided to conquer a planet that was ten light years away the planet was scanned by a probe and it was shown that it had an entirely human population so they decided this is where they would start a New Terran empire. They also decided when the time came that they would find this realites Earth and bring it into the empire even if they did not wish to Join.