There are 48 achievements with a total of 1000 points.

Best Friend 0 Recruit a companion.	15
The Outer Worlds 0 Complete The Outer Worlds on any difficulty.	130
Hard 0 Complete The Outer Worlds on hard difficulty.	30
Supernova 0 Complete The Outer Worlds on supernova difficulty.	30
The Harder They Fall 0 Kill a mega creature.	15
Got Your Back 0 Kill 50 enemies with companion abilities.	15
Silver Tongue 0 Use dialog skills 30 times in conversations.	15
Poor Sportsmanship 0 Hit 30 enemies in the groin during tactical time dilation.	15
Upgrades Available 0 Improve your gear 30 times through tinkering and mods.	15
Never Seen 0 Kill 50 enemies with sneak attacks.	15
Short Circuit 0 Kill 30 automechanicals with shock damage.	15
Health Insurance 0 Use the medical inhaler 300 times.	15
We All Fall Down 0 Turn 100 enemies to ash with plasma damage.	15
Tossball All Star 0 Kill 50 enemies with a tossball stick or tossball blocker.	15
Everything Must Go 0 Sell 10,000 bits worth of items to vendors.	15
Everybody Likes Me 0 Have maximum positive reputation with 3 factions.	30
Destroyer of Worlds 0 Have maximum negative reputation with 3 factions.	30
Flawed Hero 0 Acquire 3 flaws.	15
Not the Best Choice 0 Simultaneously equip Spacer's Choice brand clothing, headgear, and 4 weapons.	15
Well Dressed 0 Wear 'A Nice Hat' and 'Chimaera' at the same time.	15
Level 30 0 Reach character level 30.	15
Anything for a Friend 0 Finish a companion's quest line.	15
Elemental Maelstrom 0 Kill an enemy that was hit with all 5 damage types.	15
Patient N 0 Kill 20 enemies that are infected by spreading N-rays.	15
Skilled 0 Raise a skill to 100.	15
Jack of All Trades 0 Kill an enemy with a science weapon sneak attack during TTD, with a weakspot critical hit.	30
Well Balanced Breakfast 0 Simultaneously have bonuses for meat, carbohydrates, sugary drink, caffeine, and alcohol.	15
Mad Scientist 0 Kill an enemy under the effects of 4 science weapons.	15
Impossible Mission 0 Succeed at 3 dialog conversation checks with a single disguise.	15
All for One 0 Complete all companion quests.	30
One for All 0 Recruit all of the companions.	15

Secret Achievements

Ticket to Anywhere 0 Get your own ship.	30
Welcome to Halcyon! 0 Land in Emerald Vale.	30
Something's Fishy 0 Reach Stellar Bay.	30
Paradise Found 0 Land in Byzantium.	30
Hard Time 0 Land on Tartarus.	30
Lost and Found 0 Skip the Hope.	15
Pirate Radio 0 Stop the Monarch broadcasts.	15
The Audience Gasps 0 Learn the shocking truth about the colony.	15
SubLight to the End 0 Complete the SubLight quest lines.	15
Peace in Our Time 0 Broker peace between the Iconoclasts and MSI.	15
Monarch Abides 0 Win the battle of Stellar Bay.	15
Dentastic 0 Save the universe's greatest diet toothpaste recipe.	15
Mightier than the Sword 0 Save Edgewater permanently.	15
Ludwig was Right 0 Bring robo-destruction to Edgewater.	15
A Star is Born 0 Star in an Odeon Pictures movie.	15
The Cartographer 0 Deal with the cartographer.	15
Sunburn 0 Skip the Hope into the sun.	15

The Outer Worlds: Peril on Gorgon

There are 10 achievements with a total of 195 points.

Peril on Gorgon 0 Completed Peril on Gorgon on any difficulty.	30
Good Listener 0 Found 20 Portable Phonographs.	15
Special P.E.T. Benefits 0 Acquired Special Delivery, P.E.T., and Employee Benefits.	15

Secret Achievements

Greenlight Protocol 0 Powered the reactor.	30
NDA Protocol 0 Destroyed the Synthesizer.	30
Peril at Hand 0 Listened to Lucky Montoya's message.	15
Synthesize This 0 Found Olivia Ambrose's journal.	15
Lucky Stiff 0 Found Lucky Montoya's body.	15
The Postman 0 Delivered the journal to Lucien.	15
Family Reunion 0 Achieved a compromise between Olivia and Minnie.	15

The Outer Worlds: Murder On Eridanos

There are 10 achievements with a total of 195 points.

Murder on Eridanos 0 Completed Murder on Eridanos on any difficulty.	30
The Mystery's Afoot 0 Received an invitation to Eridanos.	15
Spectrum Needler Buddy 0 Acquired Spectrum Gatling, The Needler, and Udder Buddy.	15

Secret Achievements

You Have Selected Regicide! 0 Killed the Slug Queen.	30
The Rock Or The Hard Place 0 Chose to either infect or cure Eridanos.	30
No Longer Clueless 0 Used the Discrepancy Amplifier.	15
Interrogo Totus 0 Investigated every suspected and reported to Administrator Ludovico.	15
Alive And Kicking (And Shooting Too!) 0 Discovered the biggest secret in the aetherwave industry.	15
Put Out of Their Happiness 0 Killed 50 Infected Humans or Parasites.	15
Mutt And Jeff 0 Asked a companion to be the Bad Inspector.	15