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