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Complete the single player campaign.
Complete the cooperative campaign.
Destroy five asteroids at once.
Complete a stage without collecting a Power-Up.
Complete a whole sector without dying once.
Finish a stage in less than 60 seconds.
Score 1,500,000 points in a single game.
Survive 3 stages without dying once.
Collect enough Score Orbs in a single run to get two extra lives at once.
Destroy 50 big obstacles in a single game.
Score exceeds 1,000,000 points (Survival).
Score exceeds 2,500,000 points (Survival).
Score exceeds 5,000,000 points (Campaign).