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