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