Propulsion Code Thrust
Power
(MW) Exhaust
Velocity
(m/s) Specific
Impulse
(s) Thrust
(N) Engine
Mass
(kg) T/W
DAWN mission NSTAR ESTAT 1.37e-06 30,411 3,100 9.00e-05 26 3.60e-07
Resistojet ETHERM 7.25e-04 2,900 296 1
Radioisotope NTR SOLID 5.85e-03 7,800 795 2
ArcJet ETHERM 2.00e-02 20,000 2,039 2
HOPE Cargo MPD EMAG 4.32e-01 78,500 8,002 11
HOPE Tanker MPD EMAG 4.32e-01 78,500 8,002 11
HOPE Crew MPD EMAG 1 78,500 8,002 28
Magneto Inertial Fusion (low) PULSE 3 50,420 5,140 103
VASIMR (low gear) EMAG 6 29,000 2,956 400 10,000 0.004
VASIMR (high gear) EMAG 6 294,000 29,969 40 10,000 4.08e-04
VASIMR (med gear) EMAG 6 147,000 14,985 80 10,000 8.15e-04
Space Shuttle RCS CHEM LIQUID 6 3,100 316 3,870 4 106.620
Mirror Steamer BEAM 13 9,810 1,000 2,600 20,977 0.013
Monatomic-H MITEE NTR SOLID 15 12,750 1,300 2,350 200 1.198
HybridMITEE ETHERM 15 17,660 1,800 1,700 10,000 0.017
Propulsion Code Thrust
Power
(MW) Exhaust
Velocity
(m/s) Specific
Impulse
(s) Thrust
(N) Engine
Mass
(kg) T/W
AIM PULSE 16 598,000 60,958 55
Solar Moth BEAM 18 9,000 917 4,000 100 4.077
Umbrella Ship ESTAT 20 80,442 8,200 490
ArcJet ETHERM 31 19,620 2,000 3,200 22,369 0.015
Hall Effect ESTAT 32 19,620 2,000 3,300 85,469 0.004
Pulsed Plasmoid Thruster PULSE 43 78,480 8,000 1,100 83,611 0.001
Ponderomotive VASIMR EMAG 44 39,240 4,000 2,250 43,796 0.005
Wakefield E-Beam ETHERM 45 19,620 2,000 4,600 41,837 0.011
Ablative Laser BEAM 47 39,240 4,000 2,400 22,222 0.011
MPD T-Wave EMAG 47 78,480 8,000 1,200 82,675 0.001
Tungsten Resistojet ETHERM 49 9,810 1,000 9,900 42,601 0.024
NASA space tug CHEM LIQUID 49 4,400 449 22,400 199,600 0.011
Mass Driver OTHER 51 9,810 1,000 10,400 163,000 0.007
Ion Drive ESTAT 57 78,480 8,000 1,444 120,149 0.001
MET Steamer Amplitrons ETHERM 59 9,810 1,000 12,000 123,302 0.010
NERVA (CO or N2) NTR SOLID 65 2,649 270 49,000 10,000 0.499
Basic MITEE NTR SOLID 69 9,810 1,000 14,000 200 7.136
NERVA (CO2) NTR SOLID 81 3,306 337 49,000 10,000 0.499
NERVA (H2O) NTR SOLID 99 4,042 412 49,000 10,000 0.499
HOPE FFRE NTR FRAG 111 5,170,000 527,013 43
Werka FFRE NTR FRAG 111 5,170,000 527,013 43 113,400 3.90e-05
NERVA (NH3) NTR SOLID 125 5,101 520 49,000 10,000 0.499
D-D Fusion Inertial PULSE 126 78,480 8,000 3,200 243,333 0.001
NERVA (CH4) NTR SOLID 155 6,318 644 49,000 10,000 0.499
Dusty Plasma (550AU) NTR FRAG 165 15,000,000 1,529,052 22 9,000 2.49e-04
Propulsion Code Thrust
Power
(MW) Exhaust
Velocity
(m/s) Specific
Impulse
(s) Thrust
(N) Engine
Mass
(kg) T/W
Colloid Thruster ESTAT 172 43,000 4,383 8,000 20,000 0.041
LARS NTR LIQUID 196 19,620 2,000 20,000 1,000 2.039
NERVA (H2) NTR SOLID 198 8,093 825 49,000 10,000 0.499
Laser Thermal BEAM 260 40,000 4,077 13,000 20,000 0.066
Mass Driver OTHER 300 30,000 3,058 20,000 150,000 0.014
Lighter CHEM LIQUID 309 4,410 450 140,000
LANTR (high gear) NTR SOLID 309 9,221 940 67,000
Magneto Inertial Fusion (high) PULSE 348 50,420 5,140 13,800
H-B Cat Inertial PULSE 369 156,960 16,000 4,700 65,089 0.007
Aluminum/LOX rocket CHEM LIQUID 388 2,649 270 292,600 56,000 0.533
NERVA (H) NTR SOLID 392 16,000 1,631 49,000 10,000 0.499
Kuck Mosquito CHEM LIQUID 484 4,400 449 220,000
Vortex Confined (H2) NTR GAS OP 494 19,620 2,000 50,400 114,116 0.045
LH2/LOX rocket CHEM LIQUID 540 4,905 500 220,000 26,667 0.841
VCR Light Bulb (H2) NTR GAS CL 553 19,620 2,000 56,400 72,566 0.079
LANTR (low gear) NTR SOLID 584 6,347 647 184,000
Dual-mode Fission (H2) NTR SOLID 612 9,810 1,000 124,700 33,000 0.385
Polywell Fusor FUSION 658 19,620 2,000 67,100 54,000 0.127
Cermet NERVA (H2) NTR SOLID 659 9,810 1,000 134,400 32,546 0.421
Z-Pinch Microfission PULSE 667 156,960 16,000 8,500 193,333 0.004
Dual-mode PB (H2) NTR SOLID 847 9,810 1,000 172,700 58,000 0.304
Bimodal NTR Solid (NASA) NTR SOLID 898 8,980 915 200,000 6,672 3.056
Ion ESTAT 1,050 210,000 21,407 10,000 400,000 0.003
D-T Fusion FUSION 1,188 22,000 2,243 108,000 10,000 1.101
NERVA Deriv (H2) NTR SOLID 1,350 8,085 824 334,061 10,100 3.372
Propulsion Code Thrust
Power
(MW) Exhaust
Velocity
(m/s) Specific
Impulse
(s) Thrust
(N) Engine
Mass
(kg) T/W
Antimatter Bottle PULSE 1,362 78,480 8,000 34,700 180,000 0.020
Metastable He* CHEM 1,376 43,000 4,383 64,000 10,000 0.652
Resuable Nuclear Shuttle NTR SOLID 1,376 8,000 815 344,000
Metastable Helium CHEM 1,567 29,430 3,000 106,500
n-6Li Microfission PULSE 1,570 156,960 16,000 20,000 106,667 0.019
Pebble Bed (H2) NTR SOLID 1,590 9,530 971 333,617 1,700 20.005
Vapor Core (H2) NTR VAPOR 1,617 9,800 999 330,000 6,830 4.925
3He-D Mirror Cell FUSION 1,664 313,920 32,000 10,600 106,667 0.010
Cermet (H2) NTR SOLID 2,030 9,120 930 445,267 9,000 5.043
Tokamak MC FUSION 2,231 66,800 6,809 66,800 197,000 0.035
Widmer Mars Mission NTR SOLID 2,320 8,000 815 580,000
Antimatter Solid max AM SOLID 2,374 10,791 1,100 440,000
Dusty Plasma (0.5LY) NTR FRAG 2,580 15,000,000 1,529,052 344 9,000 0.004
Proton RD-253 x1 CHEM LIQUID 2,836 3,100 316 1,830,000 1,260 148.051
Discovery II FUSION 3,123 347,000 35,372 18,000
MPD EMAG 3,140 314,000 32,008 20,000 1,540,000 0.001
HOPE Z-Pinch PULSE 3,617 189,780 19,346 38,120 95,138 0.041
HELIOS 2nd Stage NTR SOLID 3,826 7,800 795 981,000
NTR Gas/Closed (H2) NTR GAS CL 4,540 20,405 2,080 445,000 56,800 0.799
Dumbo (CO or N2) NTR SOLID 4,636 2,649 270 3,500,000 5,000 71.356
Atomic V-2 NTR SOLID 4,714 8,980 915 1,050,000 4,200 25.484
ORION Fission PULSE 5,654 43,000 4,383 263,000 200,000 0.134
Dumbo (CO2) NTR SOLID 5,786 3,306 337 3,500,000 5,000 71.356
THS Fusion Pulse high gear PULSE 6,000 300,000 30,581 40,000 4,000 1.019
THS Fusion Pulse low gear PULSE 6,000 150,000 15,291 80,000 4,000 2.039
Propulsion Code Thrust
Power
(MW) Exhaust
Velocity
(m/s) Specific
Impulse
(s) Thrust
(N) Engine
Mass
(kg) T/W
Dumbo (H2O) NTR SOLID 7,074 4,042 412 3,500,000 5,000 71.356
Dumbo (NH3) NTR SOLID 8,927 5,101 520 3,500,000 5,000 71.356
ORION Fusion PULSE 10,658 73,000 7,441 292,000 200,000 0.149
Dumbo (CH4) NTR SOLID 11,056 6,318 644 3,500,000 5,000 71.356
Saturn-V F-1 x1 CHEM LIQUID 11,541 2,982 304 7,740,500 9,153 86.206
ACMF (ICAN-II) PULSE 11,919 132,435 13,500 180,000 27,000 0.680
Space Shuttle SSME x3 CHEM LIQUID 12,115 4,444 453 5,452,200 9,531 58.313
Dumbo (H2) NTR SOLID 14,163 8,093 825 3,500,000 5,000 71.356
Solid rocket CHEM SOLID 15,000 3,000 306 10,000,000
Proton RD-253 x6 CHEM LIQUID 16,228 3,100 316 10,470,000 7,560 141.174
VISTA PULSE 20,400 170,000 17,329 240,000
Project Orion PULSE 21,731 19,620 2,000 2,215,200 203,680 1.109
Nuclear DC-X NERVA NTR SOLID 27,272 9,810 1,000 5,560,000 199,600 2.840
Dumbo (H) NTR SOLID 28,000 16,000 1,631 3,500,000 5,000 71.356
Mini-Mag Orion (DRM-3) PULSE 29,853 93,000 9,480 642,000 199,600 0.328
Antimatter Plasma (H2O) AM PLASMA 29,890 980,000 99,898 61,000 500,000 0.012
H-B Fusion FUSION 29,890 980,000 99,898 61,000 300,000 0.021
Mini-Mag Orion (DRM-1) PULSE 29,906 93,164 9,497 642,000 119,046 0.550
APCP Space Shuttle SRB x2 CHEM SOLID 31,200 2,600 265 24,000,000 1,180,000 2.073
ORION USAF 10m PULSE 32,900 32,900 3,354 2,000,000 107,900 1.889
NTR Solid MAX NTR SOLID 42,000 12,000 1,223 7,000,000 15,000 47.571
Gasdynamic Mirror FUSION 46,060 1,960,000 199,796 47,000
Nuclear DC-X LANTR NTR SOLID 49,206 5,900 601 16,680,000 199,600 8.519
NTR Liquid max NTR GAS OP 56,000 16,000 1,631 7,000,000 70,000 10.194
Luna NTR LIQUID 56,650 10,300 1,050 11,000,000 9,000 124.589
Propulsion Code Thrust
Power
(MW) Exhaust
Velocity
(m/s) Specific
Impulse
(s) Thrust
(N) Engine
Mass
(kg) T/W
Saturn-V F-1 x5 CHEM LIQUID 58,054 3,000 306 38,702,500 45,765 86.206
NTR Gas/Open (H2) NTR GAS OP 61,250 35,000 3,568 3,500,000 200,000 1.784
Tanker NTR GAS OP 61,803 35,316 3,600 3,500,000
AV:T high gear PULSE 102,138 832,928 84,906 245,250
NTR Gas/Open 2nd Gen NTR GAS OP 125,000 50,000 5,097 5,000,000 200,000 2.548
Mini-Mag Orion PULSE 146,795 157,000 16,004 1,870,000 199,600 0.955
NTR Gas MAX NTR GAS OP 147,000 98,000 9,990 3,000,000 15,000 20.387
NTR Gas/Coaxial (H2) NTR GAS OP 157,156 17,658 1,800 17,800,000 127,000 14.287
Antimatter Plasma (H2) AM PLASMA 192,080 7,840,000 799,185 49,000 500,000 0.010
He3-D Fusion FUSION 192,080 7,840,000 799,185 49,000 1,200,000 0.004
MC-Fusion MAX FUSION 200,000 8,000,000 815,494 50,000 600 8.495
Salt-water Zubrin NTR GAS OP 341,266 78,480 8,000 8,696,900 495,467 1.789
NSWR (20% UTB) NTR GAS OP 425,700 66,000 6,728 12,900,000 33,000 39.848
Liberty Ship NTR GAS CL 560,700 30,000 3,058 37,380,000 378,000 10.080
Cargo Tug Slingshot ESTAT 764,400 280,000 28,542 5,460,000
IBS Agamemnon ESTAT 1,100,000 220,000 22,426 10,000,000
ORION battleship PULSE 1,560,000 39,000 3,976 80,000,000 1,700,000 4.797
AV:T low gear PULSE 2,541,895 104,116 10,613 48,828,125
Epstein Drive FUSION 5,500,000 11,000,000 1,100,000 1,000,000
Propulsion Code Thrust
Power
(MW) Exhaust
Velocity
(m/s) Specific
Impulse
(s) Thrust
(N) Engine
Mass
(kg) T/W
ORION 10k ton adv PULSE 24,000,000 120,000 12,232 400,000,000 3,250,000 12.546
NSWR (90% UTB) MAX NTR GAS OP 30,550,000 4,700,000 479,103 13,000,000
ORION MAX PULSE 39,200,000 9,800,000 998,981 8,000,000 8,000 101.937
Antimatter Beam MAX AM BEAM 500,000,000 100,000,000 10,193,680 10,000,000 10,000 101.937
IC-Fusion MAX PULSE 500,000,000 10,000,000 1,019,368 100,000,000 1,000,000 10.194