🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 340.4

Radius: 14.8

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.29 AU - 1.81 AU

Year: 1332 Days

Day: 7.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,760,587 km

• M1: 184,305 km (0.043 R)
• M2: 730,038 km (0.118 R)
• M3: 1,199,476 km (0.108 R)
• M4: 2,767,710 km (0.1 R)
• M5: 3,348,898 km (0.099 R)
• M6: 3,933,676 km (0.088 R)
• M7: 4,690,342 km (0.118 R)
• M8: 6,215,792 km (0.034 R)
• M9: 7,925,695 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165

Radius: 13.9

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.69 AU - 3.73 AU

Year: 4933 Days

Day: 14.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 70,760,587 km

• M1: 176,825 km (0.102 R)
• M2: 675,883 km (0.081 R)
• M3: 1,267,094 km (0.053 R)
• M4: 1,887,626 km (0.088 R)
• M5: 3,697,910 km (0.114 R)
• M6: 4,298,246 km (0.112 R)
• M7: 6,365,090 km (0.077 R)
• M8: 7,231,262 km (0.093 R)
• M9: 9,688,108 km (0.097 R)
• M10: 11,742,386 km (0.069 R)
• M11: 14,630,223 km (0.108 R)
• M12: 15,493,552 km (0.103 R)
• M13: 17,693,688 km (0.081 R)
• M14: 18,233,886 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.6

Radius: 8.9

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.22 AU - 4.3 AU

Year: 5033 Days

Day: 10.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,760,587 km

• M1: 110,702 km (0.055 R)
• M2: 481,406 km (0.099 R)
• M3: 827,426 km (0.044 R)
• M4: 1,598,154 km (0.108 R)
• M5: 1,875,509 km (0.112 R)
• M6: 2,432,312 km (0.113 R)
• M7: 3,963,296 km (0.092 R)
• M8: 4,478,511 km (0.11 R)
• M9: 4,932,541 km (0.098 R)
• M10: 5,279,458 km (0.096 R)
• M11: 5,585,536 km (0.092 R)
• M12: 9,743,908 km (0.096 R)
• M13: 11,962,444 km (0.071 R)
• M14: 12,937,523 km (0.045 R)
• M15: 14,229,600 km (0.099 R)
• M16: 14,660,591 km (0.062 R)
• M17: 14,989,707 km (0.097 R)
• M18: 15,605,601 km (0.09 R)
• M19: 16,122,163 km (0.098 R)
• M20: 17,008,081 km (0.099 R)
• M21: 18,620,297 km (0.032 R)
• M22: 19,927,932 km (0.116 R)
• M23: 21,931,347 km (0.056 R)
• M24: 25,299,992 km (0.112 R)
• M25: 26,173,195 km (0.043 R)
• M26: 26,902,335 km (0.107 R)
• M27: 28,063,364 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111

Radius: 3.8

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.26 AU - 8 AU

Year: 13142 Days

Day: 23.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,760,587 km

• M1: 74,051 km (0.078 R)
• M2: 226,790 km (0.083 R)
• M3: 795,113 km (0.062 R)
• M4: 4,007,577 km (0.055 R)
• M5: 4,655,336 km (0.062 R)
• M6: 4,922,219 km (0.109 R)
• M7: 5,341,392 km (0.063 R)
• M8: 5,574,465 km (0.116 R)
• M9: 9,847,280 km (0.114 R)
• M10: 12,076,139 km (0.077 R)
• M11: 12,225,587 km (0.099 R)
• M12: 29,783,141 km (0.07 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 803

Radius: 3.1

Gravity: 83.56 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.75 AU - 9.01 AU

Year: 15269 Days

Day: 16.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,760,587 km

• M1: 38,596 km (0.093 R)
• M2: 169,345 km (0.09 R)
• M3: 307,723 km (0.065 R)
• M4: 409,898 km (0.1 R)
• M5: 520,002 km (0.056 R)
• M6: 952,938 km (0.064 R)
• M7: 1,123,181 km (0.086 R)
• M8: 2,014,635 km (0.102 R)
• M9: 2,511,748 km (0.099 R)
• M10: 2,788,804 km (0.097 R)
• M11: 4,487,787 km (0.095 R)
• M12: 4,654,738 km (0.109 R)
• M13: 5,705,064 km (0.081 R)
• M14: 6,141,890 km (0.088 R)
• M15: 6,772,744 km (0.069 R)
• M16: 7,538,685 km (0.082 R)
• M17: 7,822,173 km (0.086 R)
• M18: 9,347,773 km (0.102 R)
• M19: 10,702,680 km (0.116 R)
• M20: 13,310,321 km (0.116 R)
• M21: 13,864,282 km (0.072 R)
• M22: 16,468,930 km (0.051 R)
• M23: 17,514,021 km (0.054 R)
• M24: 21,755,420 km (0.079 R)
• M25: 22,815,321 km (0.106 R)
• M26: 23,011,593 km (0.1 R)
• M27: 23,607,442 km (0.027 R)
• M28: 25,351,304 km (0.085 R)
• M29: 26,308,431 km (0.048 R)
• M30: 29,439,814 km (0.099 R)
• M31: 31,336,116 km (0.119 R)
• M32: 32,190,769 km (0.068 R)
• M33: 42,195,426 km (0.069 R)
• M34: 42,343,079 km (0.118 R)
• M35: 47,096,252 km (0.114 R)
• M36: 56,561,010 km (0.102 R)
• M37: 58,925,853 km (0.118 R)
• M38: 63,076,745 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 814.8

Radius: 4.9

Gravity: 33.94 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.99 AU - 8.57 AU

Year: 16446 Days

Day: 21.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,760,587 km

• M1: 61,036 km (0.101 R)
• M2: 420,669 km (0.109 R)
• M3: 793,467 km (0.106 R)
• M4: 1,165,667 km (0.069 R)
• M5: 1,629,570 km (0.116 R)
• M6: 2,270,746 km (0.082 R)
• M7: 5,336,455 km (0.085 R)
• M8: 5,565,190 km (0.098 R)
• M9: 6,291,039 km (0.105 R)
• M10: 7,638,018 km (0.06 R)
• M11: 8,429,690 km (0.09 R)
• M12: 9,717,878 km (0.086 R)
• M13: 12,147,347 km (0.103 R)
• M14: 12,410,490 km (0.116 R)
• M15: 16,426,145 km (0.049 R)
• M16: 17,238,911 km (0.099 R)
• M17: 17,487,841 km (0.057 R)
• M18: 22,586,735 km (0.112 R)
• M19: 23,185,576 km (0.102 R)
• M20: 23,387,533 km (0.095 R)
• M21: 30,367,171 km (0.032 R)
• M22: 39,042,501 km (0.108 R)
• M23: 39,328,383 km (0.054 R)
• M24: 41,517,598 km (0.119 R)
• M25: 43,021,206 km (0.048 R)
• M26: 45,186,934 km (0.082 R)
• M27: 45,977,709 km (0.046 R)
• M28: 46,616,940 km (0.084 R)
• M29: 46,777,609 km (0.085 R)
• M30: 51,772,981 km (0.08 R)
• M31: 55,835,161 km (0.116 R)
• M32: 57,112,278 km (0.072 R)
• M33: 58,222,444 km (0.051 R)
• M34: 63,003,293 km (0.05 R)
• M35: 64,786,350 km (0.069 R)
• M36: 66,806,819 km (0.063 R)
• M37: 69,077,266 km (0.113 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 13,169 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit