Conquering the Stars, Starting with Picking Up Garbage

System + Interstellar War + Battleship Building + Civilization + Space + Sci-Fi + Mecha

A Vast World, Interstellar Travel, and Exploring the Universe: Above All, Make It Truly Epic

Cutting-Edge Tech + System + Warships + Building an Army + Sci-Fi

Black technology + System + warships + building an army + sci-fi

Space, Empires, and Fleets Blasting Each Other, No Xuanhuan

Looking for books similar to "I’m a Level Two Civilization, So Having a Two-Dimensional Foil Makes Perfect Sense (Deep Space Cataclysm)".

Novels That Follow Civilization from the Planetary Stage to a Highly Advanced Civilization

It can happen through a System, or after a few hundred years, with all sorts of new technology having developed.

Planetary, Stellar, Domain Lord, Universe

Interstellar Novels with Warships, Fleets, and a System

Space travel and battles between space fleets, without mechs, and with a System eventually.

If You're Out of Books to Read, Give This One a Try

Looking for books similar to After Retirement, Back to School, and Taking Down a Fugitive from the Start. The writing is quite solid, and the fight scenes are good too. It's just that the author spends too long laying the groundwork early on. I guess it's a slow burn.

Any Recommendations for Science Fiction with Interstellar Travel, Mecha, and Cultivation?

Any recommendations for sci-fi with interstellar travel, mechs, and cultivation? Send them my way!