You might enjoy John Scalzi's latest - The Shattering Peace. It's part of his Old Man's War series, and probably benefits from familiarity with his other books

You might enjoy John Scalzi's latest - The Shattering Peace. It's part of his Old Man's War series, and probably benefits from familiarity with his other books in that series, but is self contained enough to stand alone I think. It has a nice twist to spacetime and FTL travel physics. https://whatever.scalzi.com/2025/09/16/the-shattering-peace-is-out/ https://whatever.scalzi.com/2025/09/16/the-shattering-peace-...