Here is the full list of all 64 Out There: O Edition achievements.
Meet the Judge Architect
Build all Space Folder upgrades
Use the Synergy
Learn all the alien words
Encounter 10 alien races
Terraform a planet
Have your hull below 5%
Build a Death Seed
Board a weird ship
Risk everything and live to tell
Orbit a black hole !
Approach a Black Hole
Scan a planet
Receive a SOS
What a huge ship !
Have your oxygen below 5%
Meet the Enemy
Find the Crescent ship
Rule 140 star systems !
Build the Ansible
Map 120 star systems
Set your ship at 100% resistance
Fix something with Omega
Probe a star for fuel
Discover 80 star systems
Receive a special call
Have your fuel below 5%
Meet 5 alien races
Have an equipement destroyed
Dig some gold !
Receive some Omega
Learn how to say "Love" in alien
Dismantle your space folder
Board a new ship
Board a huge ship
Visit 30 star systems
Break your drill
Drill an inhabited planet
Meet an Alien
Explore 10 star systems
Orbit a Star
Find an Artifact
Build a Space Folder
Board a space station
Travel through a black hole
Reach the Iron Star Station
Find a way back home
Rule the Enemy
Have the nostalgia of hamburgers.
Purge a star system ruled by the Enemy
Talk with 15 alien races
Know all alien races
Board a strange ship
Set your ship at 100% efficiency
Set your ship at 100% ecosystem
Build a telescope and its 2 upgrades
Reach the very last star
Save your kind
Jettison a human
Find a yellow ship
Bring back an alien on its homeworld
Find the cathedral
You have gathered the interstellar alliance
You met with 30 alien races.