🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.2

Radius: 14.5

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.73 AU - 2.55 AU

Year: 2123 Days

Day: 10.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,992,954 km

• M1: 180,415 km (0.094 R)
• M2: 796,609 km (0.088 R)
• M3: 1,326,784 km (0.114 R)
• M4: 2,039,169 km (0.094 R)
• M5: 4,682,563 km (0.111 R)
• M6: 6,097,759 km (0.072 R)
• M7: 7,207,925 km (0.091 R)
• M8: 7,870,793 km (0.107 R)
• M9: 9,453,089 km (0.075 R)
• M10: 11,238,690 km (0.112 R)
• M11: 12,988,087 km (0.059 R)
• M12: 13,538,159 km (0.071 R)
• M13: 15,469,168 km (0.098 R)

Asteroid Belt

Center: 2.64 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.9

Radius: 12.8

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.47 AU - 3.79 AU

Year: 3756 Days

Day: 10.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 67,992,954 km

• M1: 160,369 km (0.066 R)
• M2: 659,876 km (0.062 R)
• M3: 1,102,686 km (0.063 R)
• M4: 1,908,121 km (0.103 R)
• M5: 2,985,824 km (0.093 R)
• M6: 3,457,805 km (0.092 R)
• M7: 4,034,655 km (0.059 R)
• M8: 5,315,212 km (0.069 R)
• M9: 7,228,868 km (0.12 R)
• M10: 8,266,030 km (0.052 R)
• M11: 9,632,308 km (0.075 R)
• M12: 10,528,399 km (0.104 R)
• M13: 12,526,727 km (0.102 R)
• M14: 15,354,277 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.5

Radius: 8.9

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.85 AU - 4.51 AU

Year: 5796 Days

Day: 14.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,992,954 km

• M1: 110,702 km (0.049 R)
• M2: 487,240 km (0.096 R)
• M3: 767,736 km (0.098 R)
• M4: 1,197,830 km (0.071 R)
• M5: 1,593,965 km (0.078 R)
• M6: 1,894,956 km (0.064 R)
• M7: 2,304,406 km (0.038 R)
• M8: 4,395,335 km (0.083 R)
• M9: 5,096,201 km (0.063 R)
• M10: 7,729,572 km (0.114 R)
• M11: 8,838,093 km (0.044 R)
• M12: 10,146,625 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 908.8

Radius: 7.7

Gravity: 15.33 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 7.14 AU - 8.26 AU

Year: 14492 Days

Day: 16.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,992,954 km

• M1: 115,190 km (0.11 R)
• M2: 371,601 km (0.112 R)
• M3: 1,688,062 km (0.118 R)
• M4: 3,397,966 km (0.097 R)
• M5: 4,703,955 km (0.102 R)
• M6: 5,050,275 km (0.083 R)
• M7: 7,133,275 km (0.062 R)
• M8: 9,349,269 km (0.067 R)
• M9: 11,119,311 km (0.04 R)
• M10: 11,610,141 km (0.09 R)
• M11: 13,237,317 km (0.109 R)
• M12: 14,571,581 km (0.086 R)
• M13: 15,534,542 km (0.12 R)
• M14: 16,460,703 km (0.118 R)
• M15: 16,857,286 km (0.115 R)
• M16: 18,169,110 km (0.094 R)
• M17: 18,422,529 km (0.097 R)
• M18: 19,022,865 km (0.094 R)
• M19: 19,903,099 km (0.11 R)
• M20: 20,262,583 km (0.09 R)
• M21: 24,100,666 km (0.106 R)
• M22: 24,612,141 km (0.098 R)
• M23: 25,762,698 km (0.073 R)
• M24: 27,834,030 km (0.077 R)
• M25: 31,326,542 km (0.11 R)
• M26: 34,970,148 km (0.105 R)
• M27: 36,961,296 km (0.051 R)
• M28: 38,468,644 km (0.072 R)
• M29: 41,167,988 km (0.107 R)
• M30: 47,258,566 km (0.057 R)
• M31: 47,898,695 km (0.098 R)
• M32: 51,692,647 km (0.091 R)
• M33: 52,372,270 km (0.092 R)
• M34: 52,714,400 km (0.027 R)
• M35: 57,479,092 km (0.105 R)
• M36: 67,046,026 km (0.083 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71

Radius: 5.2

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.99 AU - 8.75 AU

Year: 14975 Days

Day: 21 Hours

Environment

Temp: -242 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,992,954 km

• M1: 64,626 km (0.042 R)
• M2: 1,190,051 km (0.078 R)
• M3: 1,482,814 km (0.086 R)
• M4: 2,290,343 km (0.098 R)
• M5: 3,419,508 km (0.111 R)
• M6: 5,951,751 km (0.067 R)
• M7: 6,290,142 km (0.111 R)
• M8: 6,608,785 km (0.069 R)
• M9: 7,701,298 km (0.027 R)
• M10: 8,029,067 km (0.095 R)
• M11: 9,893,805 km (0.055 R)
• M12: 10,412,610 km (0.11 R)
• M13: 13,699,874 km (0.098 R)
• M14: 15,120,605 km (0.087 R)
• M15: 18,379,894 km (0.107 R)
• M16: 21,359,135 km (0.092 R)
• M17: 23,489,558 km (0.061 R)
• M18: 26,407,914 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788

Radius: 3.1

Gravity: 82 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.38 AU - 9.9 AU

Year: 15752 Days

Day: 19.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 67,992,954 km

• M1: 38,596 km (0.111 R)
• M2: 144,661 km (0.068 R)
• M3: 327,470 km (0.084 R)
• M4: 542,442 km (0.079 R)
• M5: 812,616 km (0.118 R)
• M6: 1,303,147 km (0.08 R)
• M7: 1,436,439 km (0.119 R)
• M8: 1,578,706 km (0.098 R)
• M9: 1,713,045 km (0.07 R)
• M10: 2,502,922 km (0.067 R)
• M11: 3,288,909 km (0.07 R)
• M12: 3,397,667 km (0.115 R)
• M13: 4,552,712 km (0.106 R)
• M14: 5,073,163 km (0.074 R)
• M15: 6,355,516 km (0.068 R)
• M16: 7,275,393 km (0.05 R)
• M17: 13,365,971 km (0.113 R)
• M18: 16,549,414 km (0.1 R)
• M19: 20,752,516 km (0.103 R)
• M20: 23,446,923 km (0.111 R)
• M21: 23,951,367 km (0.097 R)
• M22: 25,720,811 km (0.05 R)
• M23: 31,915,808 km (0.1 R)
• M24: 32,162,645 km (0.094 R)
• M25: 40,315,429 km (0.054 R)
• M26: 44,019,622 km (0.108 R)
• M27: 44,786,760 km (0.097 R)
• M28: 53,299,627 km (0.099 R)
• M29: 54,346,214 km (0.028 R)
• M30: 54,698,217 km (0.088 R)
• M31: 60,348,379 km (0.066 R)
• M32: 65,376,962 km (0.114 R)
• M33: 66,575,840 km (0.056 R)
• M34: 67,383,219 km (0.075 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 307 - 13,758 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit