Titan III
S2,500 Ultra Fuel, 1,500,000 base coins — 600 coins/fuel efficiency, endgame peak
Strengths
- Highest efficiency (600 coins/fuel)
- Maximum launch distance
- Endgame ceiling
- Leaderboard domination
Weaknesses
- Requires Ultra Fuel (150 launches)
- Massive fuel cost
- Long grind to reach
Titan II
S1,200 Ultra Fuel, 600,000 base coins — 500 coins/fuel efficiency
Strengths
- 500 coins/fuel efficiency
- Practical endgame choice
- Strong launch consistency
Weaknesses
- Requires Ultra Fuel (150 launches)
- Still expensive to fuel
Titan I
S600 Ultra Fuel, 250,000 base coins — 416.67 coins/fuel, entry to endgame
Strengths
- Entry to endgame tier
- Unlocks Moon Upgrades
- 416.67 coins/fuel
- Ultra Fuel access
Weaknesses
- Requires Ultra Fuel (150 launches)
- Jump from Nova III is significant
Nova III
A1,500 Premium Fuel, 100,000 base coins — 66.67 coins/fuel, late-mid game
Strengths
- 66.67 coins/fuel efficiency
- Peak Premium tier
- Strong progression stepping stone
Weaknesses
- Requires Premium Fuel (50 launches)
- Still far from endgame
Nova II
A800 Premium Fuel, 40,000 base coins — 50 coins/fuel
Strengths
- 50 coins/fuel efficiency
- Reliable mid-game progression
Weaknesses
- Requires Premium Fuel (50 launches)
Nova I
A400 Premium Fuel, 15,000 base coins — 37.50 coins/fuel, Premium gateway
Strengths
- Premium Fuel gateway
- 37.50 coins/fuel — huge efficiency jump
- Unlocks new fuel tier
Weaknesses
- Requires Premium Fuel (50 launches)
- Fuel cost jumps significantly
Comet III
B1,000 Refined Fuel, 6,000 base coins — 6 coins/fuel, early-mid transition
Strengths
- Peak Refined tier
- Accessible fuel cost
Weaknesses
- 6 coins/fuel — low efficiency
- Upgrade to Nova ASAP
Comet II
B500 Refined Fuel, 2,500 base coins — 5 coins/fuel
Strengths
- 5 coins/fuel
- Reasonable fuel cost
Weaknesses
- Transition rocket, not endgame
Comet I
B200 Refined Fuel, 800 base coins — 4 coins/fuel, Refined Fuel gateway
Strengths
- Refined Fuel gateway
- 4 coins/fuel — 5x jump from Spark III
Weaknesses
- Requires Refined Fuel (10 launches)
Spark III
C500 Basic Fuel, 400 base coins — 0.80 coins/fuel, early game
Strengths
- Best Basic Fuel option
- Low fuel cost
Weaknesses
- 0.80 coins/fuel — very low
- Outgrown quickly
Spark II
C250 Basic Fuel, 150 base coins — 0.60 coins/fuel
Strengths
- Low fuel cost
- Easy progression step
Weaknesses
- 0.60 coins/fuel
- Skip as fast as possible
Spark I
D100 Basic Fuel, 50 base coins — 0.50 coins/fuel, starter rocket
Strengths
- Free to start
- Low fuel requirement
Weaknesses
- 0.50 coins/fuel — worst efficiency
- Replace ASAP