Here is the full list of all 20 Particle Fleet: Emergence achievements. It takes around 12-15 hours to unlock all of the achievements on Windows.
Completed Story Mission 8
Completed Story Mission 7
Completed Story Mission 6
Completed Story Mission 5
Completed Story Mission 4
Completed Story Mission 3
Completed Story Mission 2
Completed Story Mission 1
Completed Story Prologue
Completed All Story Missions
Completed Story Mission 9
Completed Story Mission 10
Completed Story Mission 11
Completed Story Mission 12
Completed Story Mission 13
Completed Story Mission 14
Completed Story Mission 15
Completed Story Codex
Completed Story Mission 16
Completed Story Epilogue