🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.2

Radius: 14.3

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.07 AU - 1.17 AU

Year: 765 Days

Day: 7.2 Hours

Environment

Temp: -164 °C

Axial Tilt: 67.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,419,430 km

• M1: 177,872 km (0.091 R)
• M2: 656,735 km (0.079 R)
• M3: 1,316,910 km (0.051 R)
• M4: 1,824,346 km (0.081 R)
• M5: 2,360,954 km (0.062 R)
• M6: 3,047,159 km (0.085 R)
• M7: 3,584,515 km (0.086 R)
• M8: 4,062,480 km (0.114 R)
• M9: 4,627,361 km (0.069 R)
• M10: 6,164,779 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.7

Radius: 9.2

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.19 AU - 1.27 AU

Year: 881 Days

Day: 11.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,419,430 km

• M1: 114,592 km (0.076 R)
• M2: 449,392 km (0.12 R)
• M3: 870,510 km (0.077 R)
• M4: 1,250,937 km (0.095 R)
• M5: 1,642,734 km (0.092 R)
• M6: 1,951,205 km (0.11 R)
• M7: 2,346,143 km (0.114 R)
• M8: 2,708,469 km (0.101 R)
• M9: 3,143,051 km (0.078 R)
• M10: 3,559,382 km (0.084 R)
• M11: 4,068,015 km (0.037 R)
• M12: 4,763,346 km (0.091 R)
• M13: 5,817,113 km (0.108 R)
• M14: 6,601,455 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.5

Radius: 11.4

Gravity: 4.71 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.95 AU - 3.21 AU

Year: 2676 Days

Day: 9.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,419,430 km

• M1: 142,118 km (0.097 R)
• M2: 559,346 km (0.051 R)
• M3: 1,082,041 km (0.032 R)
• M4: 1,491,640 km (0.076 R)
• M5: 2,606,294 km (0.078 R)
• M6: 3,255,250 km (0.073 R)
• M7: 3,989,326 km (0.099 R)
• M8: 4,763,795 km (0.106 R)
• M9: 5,992,143 km (0.072 R)
• M10: 6,722,629 km (0.118 R)
• M11: 7,301,274 km (0.06 R)
• M12: 8,393,787 km (0.11 R)
• M13: 9,273,572 km (0.113 R)
• M14: 10,028,293 km (0.099 R)
• M15: 10,630,275 km (0.094 R)
• M16: 11,416,711 km (0.06 R)
• M17: 13,871,163 km (0.077 R)
• M18: 15,051,341 km (0.117 R)
• M19: 16,246,329 km (0.087 R)
• M20: 17,718,970 km (0.098 R)
• M21: 18,937,146 km (0.046 R)

Asteroid Belt

Center: 2.98 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.6

Radius: 14.6

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.2 AU - 3.56 AU

Year: 4012 Days

Day: 12 Hours

Environment

Temp: -207 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 49,419,430 km

• M1: 182,509 km (0.107 R)
• M2: 737,368 km (0.063 R)
• M3: 1,214,884 km (0.108 R)
• M4: 1,670,559 km (0.075 R)
• M5: 2,570,391 km (0.108 R)
• M6: 3,188,529 km (0.116 R)
• M7: 3,710,925 km (0.077 R)
• M8: 4,879,135 km (0.072 R)
• M9: 6,465,171 km (0.04 R)
• M10: 7,445,336 km (0.032 R)
• M11: 8,043,429 km (0.059 R)
• M12: 8,749,979 km (0.079 R)
• M13: 10,415,901 km (0.118 R)
• M14: 12,045,621 km (0.118 R)
• M15: 13,172,541 km (0.07 R)
• M16: 13,735,777 km (0.101 R)
• M17: 16,678,667 km (0.084 R)
• M18: 17,891,157 km (0.03 R)
• M19: 19,423,040 km (0.088 R)
• M20: 22,239,668 km (0.044 R)
• M21: 25,006,331 km (0.087 R)
• M22: 25,791,870 km (0.109 R)
• M23: 27,082,899 km (0.059 R)
• M24: 28,332,042 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 387

Radius: 6.9

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.9 AU - 7.6 AU

Year: 10089 Days

Day: 16.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 49,419,430 km

• M1: 87,964 km (0.089 R)
• M2: 350,059 km (0.085 R)
• M3: 569,669 km (0.113 R)
• M4: 784,940 km (0.099 R)
• M5: 1,127,818 km (0.115 R)
• M6: 1,635,254 km (0.107 R)
• M7: 2,285,556 km (0.077 R)
• M8: 2,612,278 km (0.051 R)
• M9: 2,928,528 km (0.067 R)
• M10: 3,270,209 km (0.111 R)
• M11: 3,686,092 km (0.105 R)
• M12: 3,906,898 km (0.12 R)
• M13: 4,765,141 km (0.112 R)
• M14: 5,518,516 km (0.11 R)
• M15: 6,176,298 km (0.04 R)
• M16: 6,418,497 km (0.108 R)
• M17: 7,412,874 km (0.06 R)
• M18: 8,089,505 km (0.051 R)
• M19: 10,561,161 km (0.103 R)
• M20: 11,160,600 km (0.106 R)
• M21: 12,536,750 km (0.105 R)
• M22: 15,368,488 km (0.047 R)
• M23: 15,749,963 km (0.119 R)
• M24: 18,032,378 km (0.08 R)
• M25: 18,385,578 km (0.093 R)
• M26: 18,671,609 km (0.081 R)
• M27: 20,834,047 km (0.036 R)
• M28: 23,659,801 km (0.067 R)
• M29: 24,771,313 km (0.061 R)
• M30: 25,560,891 km (0.097 R)
• M31: 30,355,353 km (0.104 R)
• M32: 37,291,608 km (0.085 R)
• M33: 38,212,233 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.2

Radius: 6.7

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 8.28 AU - 12.18 AU

Year: 21127 Days

Day: 22 Hours

Environment

Temp: -231 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 49,419,430 km

• M1: 83,326 km (0.057 R)
• M2: 361,578 km (0.078 R)
• M3: 872,904 km (0.095 R)
• M4: 1,120,638 km (0.093 R)
• M5: 1,596,209 km (0.068 R)
• M6: 2,290,493 km (0.08 R)
• M7: 2,643,694 km (0.081 R)
• M8: 3,870,695 km (0.067 R)
• M9: 4,200,559 km (0.069 R)
• M10: 5,075,856 km (0.101 R)
• M11: 8,472,027 km (0.055 R)
• M12: 10,954,454 km (0.029 R)
• M13: 14,855,517 km (0.063 R)
• M14: 15,733,507 km (0.089 R)
• M15: 16,431,980 km (0.049 R)
• M16: 17,151,097 km (0.057 R)
• M17: 17,592,410 km (0.101 R)
• M18: 18,651,863 km (0.046 R)
• M19: 19,994,503 km (0.037 R)
• M20: 24,593,142 km (0.086 R)
• M21: 31,683,333 km (0.099 R)
• M22: 32,571,346 km (0.075 R)
• M23: 33,589,958 km (0.05 R)
• M24: 37,261,538 km (0.063 R)
• M25: 40,410,723 km (0.07 R)
• M26: 44,143,190 km (0.083 R)
• M27: 48,099,306 km (0.073 R)
• M28: 48,829,792 km (0.074 R)
• M29: 49,419,357 km (0.039 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: 473 - 18,218 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit