Here is the full list of all 41 Starlink: Battle for Atlas achievements.
Defeat an Extractor or Prime with your shields down.
Defeat Grax.
Extend Starlink's range to bring the fight to Grax.
Ally with all 5 Outpost types.
Get at least 25% alliance on every planet.
Discover all the planets in Atlas.
Destroy a Dreadnought.
Fill your ship with Epic or Legendary Mods.
Build your first Expedition workshop.
Shatter 5 Frozen Targets.
Upgrade two sections of the Equinox to their maximum level.
Thermal Shock 10 targets.
Gain 100% alliance on a planet.
Spend 14 Skill Points on a single pilot.
Discover your first new planet outside the Trade Sector.
Discover 5 Animal Species.
Destroy A Prime.
Earn 3 skill points from mastering ships.
Map every part of a Planet.
Earn 6 pilot Skill Points from mastering weapons.
Invest in a pilot's Mentor skill, to make your whole crew stronger.
Defeat 10 targets by shooting at their weak spots using Precision weapons like Shredder.
Neutralize 5 Outlaw Hideouts in space.
Equip 8 ship & weapon mods on a ship build using Rare, Epic, or Legendary mods.
Acquire a Legendary Mod.
Use Cold to defeat a Fire Giant.
Find a Warden Relic.
Use Heat to defeat an Ice Giant.
Use Fusion to craft a higher-level mod.
Build 8 Equinox Upgrades.
Time Active Shield perfectly to reflect an attack 10 times.
Enter space from a planet for the first time.
Equip your first mod.
Trap 3 targets in a single Gravity Vortex.
Build a Starlink Tower on every planet.
Loot 10 derelict ships in space.
Record every Discovery on a planet.
Discover every animal species in Atlas.
Hit 5 targets with a single Stasis blast combo.
In COOP, repair your partner after they get shot down.
In COOP, defeat a Prime together.