Full list of all 68 The Outer Worlds achievements. It takes around 40-50 hours to unlock all of the achievements in the base game on Windows.
The base game contains 48 achievements, and there are 2 DLC packs containing 20 achievements.
Completed The Outer Worlds on hard difficulty.
Completed The Outer Worlds on supernova difficulty.
Brought robo-destruction to Edgewater.
Brokered peace between the Iconoclasts and MSI.
Killed 50 enemies with sneak attacks.
Used the medical inhaler 300 times.
Killed an enemy under the effects of 4 science weapons.
Turned 100 enemies to ash with plasma damage.
Killed 30 automechanicals with shock damage.
Killed 50 enemies with a tossball stick or tossball blocker.
Killed 50 enemies with companion abilities.
Had 75% or higher negative reputation with 3 factions.
Simultaneously equipped Spacer's Choice brand clothing, headgear, and 4 weapons.
Simultaneously had bonuses for meat, carbohydrates, sugary drink, caffeine, and alcohol.
Killed an enemy with a science weapon sneak attack during TTD, with a weakspot critical hit.
Completed The Outer Worlds on any difficulty.
Killed an enemy that was hit with all 5 damage types.
Killed 20 enemies that were infected by spreading N-rays.
Landed on Tartarus.
Character level 30 reached.
Skipped the Hope.
Skipped the Hope into the sun.
Succeeded at 3 dialog conversation checks with a single disguise.
Completed all companion quests.
Wore 'A Nice Hat' and 'Chimaera' at the same time.
Improved your gear 30 times through tinkering and mods.
Sold 10,000 bits worth of items to vendors.
Raised a skill to 100.
Saved Edgewater permanently.
Learned the shocking truth about the colony.
Completed the SubLight quest lines.
Dealt with the cartographer.
Starred in an Odeon Pictures movie.
Landed in Byzantium.
Finished a companion's quest line.
Recruited all of the companions.
Hit 30 enemies in the groin during tactical time dilation.
Won the battle of Stellar Bay.
Had 75% or higher positive reputation with 3 factions.
Stopped the Monarch broadcasts.
Used dialog skills 30 times in conversations.
Acquired 3 flaws.
Killed a mega creature.
Reached Stellar Bay.
Saved the universe's greatest diet toothpaste recipe.
Got your very own ship.
Recruited a companion.
Landed in Emerald Vale.
Completed Murder on Eridanos on any difficulty.
Acquired Spectrum Gatling, The Needler, and Udder Buddy.
Received an invitation to Eridanos.
Acquired Special Delivery, P.E.T., and Employee Benefits.
Found 20 Portable Phonographs.
Completed Peril on Gorgon on any difficulty.