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