Another very entertaining series, with a much more SF bent, by Eric Flint, with Ryk E. Spoor is kicked of by the freely available 'Boundary'. https://www.baen.

Another very entertaining series, with a much more SF bent, by Eric Flint, with Ryk E. Spoor is kicked of by the freely available 'Boundary'. https://www.baen.com/boundary.html https://www.baen.com/boundary.html (Like 1632 it also has a dreadful cover - actively despised by Ryk I believe).