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