Here is the full list of all 33 Fission Superstar X achievements.
You blew up Pluto!
You blew up Neptune!
You blew up Uranus!
You blew up Saturn!
You blew up Jupiter!
You blew up Ceres!
You blew up Mars!
You blew up the Earth!
You landed on Pluto.
You landed in Neptune.
You landed in Uranus.
You landed in Saturn.
You landed in Jupiter.
You landed on Ceres.
You landed on Mars.
You landed on Earth.
You retired one of Leopold's creations.
The winner is a you!
Assemble the perfect crew!
Fully upgrade your clone before launch.
Hoard 64 DNA points.
Bring 5000 ammo to ammo boy's shop.
Finish the game with all the rogulator's switches turned off.
Finish the game without upgrading Celine.
Have 10000 $.
Unlock all ships.