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