Here is the full list of all 14 Tales of Cosmos achievements.
Show 30 items to Perseus.
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Overcome your opponent and gain freedom.
Help out and make friends.
When all else fails, keep on trying.
Manipulate time.
Follow your hunter instincts.
Land on the same planet four times in succession.
Explore your boundaries.
Discover all celestial objects.
Launch a spacecraft.
Jump 100 times.
Complete the game without ever missing a hit, throw, catch or shot.
Assume command over Shuttle's Bane.