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