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