Sci-Fi War, Start With An Upgradeable Spaceship

Jiang Fan accidentally traveled to the world of science fiction.At this point the earth coordinates have been exposed.The interstellar war has begun.A devastating blow can come at any time.The whole human race is panicked.In desperation, Jiang Fan accidentally activates the technological system.On the first day of signing in, get an upgradeable spaceship and embark on the road to the rise of the human race.Two-way foils, light particles, space-time wormholes, sub-universes, small meanings.Hyperspace destroying base guns, cosmic annihilation bombs, time machines, and space-time travel are all arranged.Millions of warships set sail across time and space.All non-human races will be destroyed, and the strongest multiverse empire will be built."Your legion hunted the evil god.""Your starship will destroy the enemy mother universe.""Your troops hunted down the traversers."