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.
Saved Edgewater permanently.
Hit 30 enemies in the groin during tactical time dilation.
Killed 50 enemies with companion abilities.
Brought robo-destruction to Edgewater.
Killed 50 enemies with sneak attacks.
Killed an enemy with a science weapon sneak attack during TTD, with a weakspot critical hit.
Killed an enemy under the effects of 4 science weapons.
Used the medical inhaler 300 times.
Improved your gear 30 times through tinkering and mods.
Dealt with the cartographer.
Succeeded at 3 dialog conversation checks with a single disguise.
Completed all companion quests.
Killed 30 automechanicals with shock damage.
Wore 'A Nice Hat' and 'Chimaera' at the same time.
Won the battle of Stellar Bay.
Simultaneously equipped Spacer's Choice brand clothing, headgear, and 4 weapons.
Saved the universe's greatest diet toothpaste recipe.
Simultaneously had bonuses for meat, carbohydrates, sugary drink, caffeine, and alcohol.
Killed 50 enemies with a tossball stick or tossball blocker.
Recruited all of the companions.
Completed The Outer Worlds on any difficulty.
Killed an enemy that was hit with all 5 damage types.
Raised a skill to 100.
Character level 30 reached.
Landed on Tartarus.
Had 75% or higher positive reputation with 3 factions.
Brokered peace between the Iconoclasts and MSI.
Killed 20 enemies that were infected by spreading N-rays.
Completed the SubLight quest lines.
Skipped the Hope.
Finished a companion's quest line.
Starred in an Odeon Pictures movie.
Learned the shocking truth about the colony.
Turned 100 enemies to ash with plasma damage.
Landed in Byzantium.
Stopped the Monarch broadcasts.
Sold 10,000 bits worth of items to vendors.
Acquired 3 flaws.
Reached Stellar Bay.
Used dialog skills 30 times in conversations.
Had 75% or higher negative reputation with 3 factions.
Got your very own ship.
Killed a mega creature.
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.