Here is the full list of all 19 Orbatron achievements.
Collected 100 Red Orbs, Despite Being Instructed Not To.
In Fissure, have more than 200 bubbles on-screen at the same time.
Earn a Total Score of 10,000,000 or Higher
Achieve a Total Score of 20,000,000 or Higher.
Find 150 Hidden Orbs
Obtain a Streak of 100 or Higher
Perfect Game with Zero Missed Shots
Complete All Special Levels
Complete Big Orb Mountain with Zero Missed Orbs.
Collect Zero Orbs on Big Orb Mountain
Perfect Clear on Gyre
Obtain a 12x Combo Multiplier
Complete Any Level with 100 or More Double Shots
Perfect Clear all Cluster Levels
Perfect Clear All Flight Levels
Perfect Clear all Monolith Levels
Perfect Clear all Special Levels
Collected a Very Big Orb
Collected an Orb During the Countdown