Here is the full list of all 48 Homeworld: Deserts of Kharak achievements.
Retrieved 50 Artifacts as Coalition
Achieved Bronze in 2v2 Ranked Automatch
Won 10 Carrier Annihilation games as Gaalsien
Won 10 Carrier Annihilation games as Coalition
Achieved Bronze in 1v1 Ranked Automatch
Completed the Expedition on Easy Difficulty
Completed the Expedition on Medium Difficulty
Completed Mission 13
Completed Mission 12
Completed Mission 11
Completed Mission 10
Completed Mission 9
Completed Mission 8
Completed Mission 7
Completed Mission 6
Completed Mission 5
Completed Mission 4
Completed Mission 3
Completed Mission 2
Completed Mission 1
Completed Tutorial Mission
Completed the Expedition on Classic Difficulty
Won 10 Artifact Retrieval games as Coalition
Won 100 Artifact Retrieval games as Coalition
Won 10 Artifact Retrieval games as Gaalsien
Won 100 Artifact Retrieval games as Gaalsien
Won 10 Annihilation games as Coalition
Won 10 Annihilation games as Gaalsien
Won 100 Carrier Annihilation games as Coalition
Won 100 Carrier Annihilation games as Gaalsien
Retrieved 500 Artifacts as Coalition
Retrieved 50 Artifacts as Gaalsien
Retrieved 500 Artifacts as Gaalsien
Achieved Bronze in 3v3 Ranked Automatch