At the time of this writing, there isn't an achievement guide on TrueSteam Achievments-- thankfully a Steam user has created one. I am posting it here and hope it helps someone in the future.
https://steamcommunity.com/sharedfiles/filedetails/?id=16556...(If the link is down, try looking for an archived version:
https://web.archive.org/web/20240000000000*/https://steamcom...)
This game is amazing, a serious triumph in game design. Incredible world building, masterclass in pacing/difficulty-- progression feels great. Definitely play it!