🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.5

Radius: 14.9

Gravity: 3.46 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.85 AU - 1.31 AU

Year: 761 Days

Day: 15 Hours

Environment

Temp: -187 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,764,869 km

• M1: 185,501 km (0.041 R)
• M2: 762,800 km (0.067 R)
• M3: 1,228,199 km (0.117 R)
• M4: 1,815,520 km (0.083 R)
• M5: 3,399,612 km (0.083 R)
• M6: 4,105,714 km (0.076 R)
• M7: 6,849,787 km (0.1 R)
• M8: 8,605,169 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.9

Radius: 8.6

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.58 AU - 2.98 AU

Year: 3144 Days

Day: 14.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,764,869 km

• M1: 107,112 km (0.027 R)
• M2: 392,694 km (0.09 R)
• M3: 683,812 km (0.112 R)
• M4: 1,067,381 km (0.066 R)
• M5: 1,516,324 km (0.03 R)
• M6: 1,995,636 km (0.089 R)
• M7: 2,666,133 km (0.09 R)
• M8: 3,097,424 km (0.116 R)
• M9: 3,593,790 km (0.095 R)
• M10: 4,722,356 km (0.099 R)
• M11: 5,431,749 km (0.111 R)
• M12: 6,849,488 km (0.117 R)
• M13: 7,309,801 km (0.119 R)
• M14: 8,122,566 km (0.106 R)
• M15: 9,697,682 km (0.106 R)
• M16: 10,043,403 km (0.109 R)
• M17: 11,810,004 km (0.11 R)
• M18: 13,774,523 km (0.113 R)
• M19: 14,608,082 km (0.044 R)
• M20: 15,165,185 km (0.064 R)
• M21: 16,756,457 km (0.109 R)
• M22: 17,535,862 km (0.082 R)
• M23: 21,024,186 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.4

Radius: 8.5

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.55 AU - 3.55 AU

Year: 4537 Days

Day: 11.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,764,869 km

• M1: 106,065 km (0.041 R)
• M2: 426,803 km (0.086 R)
• M3: 691,441 km (0.109 R)
• M4: 1,079,947 km (0.084 R)
• M5: 2,222,725 km (0.108 R)
• M6: 2,882,452 km (0.102 R)
• M7: 4,321,134 km (0.11 R)
• M8: 5,496,974 km (0.085 R)
• M9: 8,882,523 km (0.108 R)
• M10: 9,756,025 km (0.094 R)
• M11: 11,757,794 km (0.083 R)
• M12: 12,674,979 km (0.109 R)
• M13: 16,288,815 km (0.084 R)
• M14: 16,770,520 km (0.077 R)
• M15: 17,316,851 km (0.12 R)
• M16: 19,145,236 km (0.076 R)
• M17: 20,910,042 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.5

Radius: 10.8

Gravity: 6.4 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.41 AU - 4.83 AU

Year: 5672 Days

Day: 14.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,764,869 km

• M1: 134,339 km (0.112 R)
• M2: 712,385 km (0.042 R)
• M3: 1,186,461 km (0.099 R)
• M4: 2,010,895 km (0.114 R)
• M5: 2,943,787 km (0.058 R)
• M6: 4,977,869 km (0.053 R)
• M7: 5,583,890 km (0.094 R)
• M8: 5,951,901 km (0.04 R)
• M9: 6,805,207 km (0.112 R)
• M10: 7,663,450 km (0.086 R)
• M11: 9,336,852 km (0.066 R)
• M12: 10,034,427 km (0.067 R)
• M13: 12,543,183 km (0.037 R)
• M14: 15,265,116 km (0.028 R)
• M15: 16,048,560 km (0.075 R)
• M16: 17,370,706 km (0.047 R)
• M17: 18,560,458 km (0.107 R)
• M18: 19,803,916 km (0.071 R)
• M19: 22,842,099 km (0.097 R)
• M20: 28,634,528 km (0.077 R)
• M21: 31,145,229 km (0.11 R)
• M22: 32,799,184 km (0.106 R)
• M23: 33,196,665 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207

Radius: 6.8

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.02 AU - 7.16 AU

Year: 11474 Days

Day: 19.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,764,869 km

• M1: 84,523 km (0.083 R)
• M2: 667,655 km (0.104 R)
• M3: 1,102,237 km (0.117 R)
• M4: 1,794,726 km (0.053 R)
• M5: 3,530,211 km (0.113 R)
• M6: 3,998,302 km (0.104 R)
• M7: 5,144,671 km (0.043 R)
• M8: 5,622,486 km (0.1 R)
• M9: 6,096,861 km (0.066 R)
• M10: 8,146,053 km (0.072 R)
• M11: 12,565,922 km (0.071 R)
• M12: 14,278,369 km (0.106 R)
• M13: 14,685,425 km (0.108 R)
• M14: 15,160,248 km (0.074 R)
• M15: 18,091,170 km (0.111 R)
• M16: 23,323,654 km (0.112 R)
• M17: 25,722,905 km (0.059 R)
• M18: 32,681,600 km (0.048 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 294

Radius: 7.7

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.29 AU - 7.85 AU

Year: 12750 Days

Day: 15.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,764,869 km

• M1: 101,427 km (0.089 R)
• M2: 391,348 km (0.074 R)
• M3: 689,497 km (0.086 R)
• M4: 949,348 km (0.069 R)
• M5: 1,207,105 km (0.095 R)
• M6: 1,538,465 km (0.058 R)
• M7: 2,497,686 km (0.088 R)
• M8: 3,019,334 km (0.109 R)
• M9: 5,526,295 km (0.078 R)
• M10: 6,198,737 km (0.101 R)
• M11: 6,518,727 km (0.115 R)
• M12: 7,230,364 km (0.081 R)
• M13: 7,625,153 km (0.108 R)
• M14: 9,535,667 km (0.06 R)
• M15: 11,372,580 km (0.054 R)
• M16: 16,193,670 km (0.119 R)
• M17: 17,145,711 km (0.112 R)
• M18: 19,160,944 km (0.102 R)
• M19: 21,813,913 km (0.11 R)
• M20: 29,200,158 km (0.096 R)
• M21: 31,328,936 km (0.113 R)
• M22: 40,387,236 km (0.097 R)
• M23: 40,757,341 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.1

Radius: 6.5

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 8.05 AU - 13.41 AU

Year: 23839 Days

Day: 22.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,764,869 km

• M1: 81,232 km (0.117 R)
• M2: 399,127 km (0.102 R)
• M3: 606,919 km (0.03 R)
• M4: 981,512 km (0.115 R)
• M5: 1,807,142 km (0.086 R)
• M6: 3,144,398 km (0.114 R)
• M7: 5,306,236 km (0.062 R)
• M8: 9,012,524 km (0.118 R)
• M9: 13,124,520 km (0.067 R)
• M10: 25,556,702 km (0.106 R)
• M11: 26,649,813 km (0.11 R)
• M12: 29,249,376 km (0.071 R)
• M13: 34,825,936 km (0.106 R)
• M14: 42,294,160 km (0.087 R)
• M15: 43,962,177 km (0.084 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: 366 - 13,306 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit