🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.8

Radius: 11

Gravity: 8.25 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.76 AU - 1 AU

Year: 560 Days

Day: 8.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 75,344,229 km

• M1: 137,032 km (0.114 R)
• M2: 516,861 km (0.106 R)
• M3: 1,113,756 km (0.049 R)
• M4: 1,531,433 km (0.074 R)
• M5: 2,176,051 km (0.064 R)
• M6: 3,278,288 km (0.098 R)
• M7: 3,859,924 km (0.083 R)
• M8: 4,274,909 km (0.068 R)
• M9: 4,736,119 km (0.064 R)
• M10: 5,160,079 km (0.119 R)
• M11: 5,554,120 km (0.087 R)
• M12: 6,006,953 km (0.084 R)
• M13: 6,690,615 km (0.104 R)
• M14: 7,583,116 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886

Radius: 10.8

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4 AU - 4.64 AU

Year: 6090 Days

Day: 13.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 75,344,229 km

• M1: 134,488 km (0.077 R)
• M2: 595,100 km (0.098 R)
• M3: 955,033 km (0.117 R)
• M4: 1,527,394 km (0.072 R)
• M5: 1,922,632 km (0.042 R)
• M6: 2,473,750 km (0.037 R)
• M7: 2,825,904 km (0.087 R)
• M8: 3,773,606 km (0.094 R)
• M9: 4,192,181 km (0.11 R)
• M10: 5,181,921 km (0.104 R)
• M11: 5,891,763 km (0.06 R)
• M12: 7,021,974 km (0.099 R)
• M13: 8,089,654 km (0.086 R)
• M14: 9,044,986 km (0.062 R)
• M15: 10,260,619 km (0.074 R)
• M16: 10,981,232 km (0.064 R)
• M17: 12,310,259 km (0.083 R)
• M18: 13,235,223 km (0.114 R)
• M19: 14,031,383 km (0.099 R)
• M20: 14,979,833 km (0.12 R)
• M21: 16,807,321 km (0.12 R)
• M22: 18,638,249 km (0.101 R)
• M23: 20,900,169 km (0.1 R)
• M24: 21,589,815 km (0.03 R)
• M25: 25,874,897 km (0.074 R)
• M26: 28,123,652 km (0.051 R)
• M27: 29,438,318 km (0.106 R)
• M28: 33,524,135 km (0.106 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.4

Radius: 4.9

Gravity: 11.14 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.29 AU - 7.65 AU

Year: 11162 Days

Day: 18.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,344,229 km

• M1: 61,186 km (0.044 R)
• M2: 245,789 km (0.091 R)
• M3: 450,888 km (0.083 R)
• M4: 641,924 km (0.07 R)
• M5: 843,582 km (0.095 R)
• M6: 1,056,909 km (0.041 R)
• M7: 1,294,171 km (0.107 R)
• M8: 2,045,601 km (0.087 R)
• M9: 2,560,966 km (0.095 R)
• M10: 2,909,379 km (0.061 R)
• M11: 3,201,694 km (0.101 R)
• M12: 3,513,306 km (0.071 R)
• M13: 3,820,580 km (0.119 R)
• M14: 5,759,518 km (0.076 R)
• M15: 6,921,145 km (0.097 R)
• M16: 7,556,787 km (0.093 R)
• M17: 10,492,047 km (0.106 R)
• M18: 12,531,963 km (0.081 R)
• M19: 13,248,238 km (0.108 R)
• M20: 16,193,371 km (0.113 R)
• M21: 17,579,246 km (0.098 R)
• M22: 20,209,924 km (0.109 R)
• M23: 23,091,778 km (0.086 R)
• M24: 25,014,709 km (0.054 R)
• M25: 25,533,365 km (0.094 R)
• M26: 27,223,073 km (0.08 R)
• M27: 36,467,174 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 683.1

Radius: 5.9

Gravity: 19.62 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 7.39 AU - 11.53 AU

Year: 19735 Days

Day: 23.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 75,344,229 km

• M1: 83,326 km (0.081 R)
• M2: 842,535 km (0.094 R)
• M3: 2,188,018 km (0.056 R)
• M4: 3,673,675 km (0.091 R)
• M5: 4,368,856 km (0.118 R)
• M6: 4,747,638 km (0.095 R)
• M7: 5,770,439 km (0.115 R)
• M8: 6,269,198 km (0.075 R)
• M9: 7,352,287 km (0.092 R)
• M10: 8,294,155 km (0.114 R)
• M11: 8,928,899 km (0.119 R)
• M12: 10,474,993 km (0.12 R)
• M13: 11,470,866 km (0.112 R)
• M14: 12,124,459 km (0.113 R)
• M15: 13,080,838 km (0.095 R)
• M16: 13,434,338 km (0.11 R)
• M17: 14,160,186 km (0.104 R)
• M18: 15,532,448 km (0.059 R)
• M19: 17,925,864 km (0.094 R)
• M20: 18,627,029 km (0.086 R)
• M21: 19,620,808 km (0.045 R)
• M22: 21,225,395 km (0.12 R)
• M23: 25,124,514 km (0.053 R)
• M24: 34,169,949 km (0.105 R)
• M25: 35,110,770 km (0.111 R)
• M26: 40,075,325 km (0.12 R)
• M27: 40,820,771 km (0.067 R)
• M28: 46,462,406 km (0.072 R)
• M29: 56,795,280 km (0.115 R)
• M30: 57,358,217 km (0.075 R)
• M31: 58,495,011 km (0.074 R)
• M32: 58,685,898 km (0.111 R)
• M33: 67,085,220 km (0.117 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 17,177 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit