Airborne Index

First Stage Specifications
Model	Falcon 9	Falcon Heavy (1x center + 2x booster)	Starship Super Heavy
Height	41.2 m	42.6 m	71 m
Diameter	3.7 m	3.7 m	9 m
Empty Mass	25,600 kg	22,200 kg	200,000 kg
Propellant Mass	395,700 kg	X3 410,900 kg	3,400,000 kg
Gross Mass	421,300 kg	X3 433,100 kg	3,600,000 kg
Structural Material	Aluminum lithium skin; aluminum domes	Aluminum lithium skin; aluminum domes	Stainless steel
Engines	9X Merlin (sea level)	9X Merlin 1D	33X Raptor engines
Propellant	LOX / RP-1	LOX / RP-1	LOX / CH4
Thrust at Sea Level	7,607 kN	22.82 kN	74,400 kN
Thrust in Vacuum	8,227 kN	-	-
Specific Impulse (sea-level)	283 s	-	327
Specific Impulse (vacuum sec)	312 s	-	-
Burn Time	162 s	-	175 s (IFT-4)
Coast/Descent Attitude Control	Nitrogen gas thrusters and grid fins	Nitrogen gas thrusters and grid fins	Nitrogen gas thrusters and grid fins

Second Stage Specifications
Model	Falcon 9	Falcon Heavy	Starship
Height	13.8 m	12.6 m	50.3 m
Diameter	3.7 m	3.7 m	9 m
Empty Mass	3,900 kg	4,000 kg	~100,000 kg
Propellant Mass	kg	kg	1,200,000 kg
Gross Mass	96,570 kg	111,500 kg	1,300,000 kg kg
Structural Material	Aluminum lithium skin; aluminum domes	Aluminum lithium skin; aluminum domes	Stainless steel
Engines	1X Merlin (vacuum)	1X Merlin 1D Vacuum	3X Raptor (SL) + 3X Raptor (vacuum)
Propellant	LOX / RP-1	LOX / RP-1	LOX / CH4
Thrust	981 kN	934	12,300 kN
Specific Impulse (vacuum)	348 s	-	380 s
Burn Time	397 s	-	-
Coast/Descent Attitude Control	Nitrogen gas thrusters	Nitrogen gas thrusters	Flaps and Nitrogen gas thrusters
Payload to LEO	5,500 kg (drone ship landing) 3,500 kg (launch site landing)	63,800 kg	100,000-150,000 kg (1,000 m3)
Payload Price	3620 USD/kg	2350 USD/kg	500 USD/kg (IFT-3)
Cost per launch	69.75M USD/kg	97M USD	100M USD

Rockets