🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.7

Radius: 9.2

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.83 AU - 1.17 AU

Year: 703 Days

Day: 8.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 23,028,095 km

• M1: 116,238 km (0.11 R)
• M2: 451,786 km (0.068 R)
• M3: 1,014,124 km (0.1 R)
• M4: 1,785,899 km (0.064 R)
• M5: 3,515,400 km (0.105 R)
• M6: 4,302,435 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860

Radius: 10.9

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.04 AU - 1.24 AU

Year: 856 Days

Day: 8.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 23,028,095 km

• M1: 135,685 km (0.109 R)
• M2: 542,292 km (0.09 R)
• M3: 1,044,193 km (0.083 R)
• M4: 1,635,254 km (0.045 R)
• M5: 2,394,763 km (0.101 R)
• M6: 2,744,223 km (0.115 R)
• M7: 3,680,556 km (0.089 R)
• M8: 4,264,138 km (0.047 R)
• M9: 4,763,944 km (0.113 R)
• M10: 5,244,901 km (0.103 R)
• M11: 6,348,036 km (0.044 R)
• M12: 7,404,347 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 999.7

Radius: 9.3

Gravity: 11.56 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.05 AU - 1.53 AU

Year: 1030 Days

Day: 9.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,028,095 km

• M1: 115,789 km (0.12 R)
• M2: 410,197 km (0.119 R)
• M3: 822,788 km (0.118 R)
• M4: 1,165,218 km (0.113 R)
• M5: 1,507,498 km (0.104 R)
• M6: 1,896,901 km (0.095 R)
• M7: 2,400,148 km (0.061 R)
• M8: 2,990,013 km (0.086 R)
• M9: 3,851,996 km (0.073 R)
• M10: 4,225,841 km (0.116 R)
• M11: 4,623,921 km (0.112 R)
• M12: 5,007,490 km (0.063 R)
• M13: 8,343,672 km (0.057 R)
• M14: 9,785,795 km (0.118 R)
• M15: 10,226,660 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.1

Radius: 9.2

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.72 AU - 2.68 AU

Year: 2294 Days

Day: 8.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,028,095 km

• M1: 118,482 km (0.116 R)
• M2: 421,268 km (0.101 R)
• M3: 942,915 km (0.077 R)
• M4: 1,519,017 km (0.105 R)
• M5: 1,815,370 km (0.097 R)
• M6: 2,150,918 km (0.081 R)
• M7: 2,739,735 km (0.1 R)
• M8: 3,298,334 km (0.061 R)
• M9: 3,987,382 km (0.118 R)
• M10: 4,580,238 km (0.106 R)
• M11: 5,208,100 km (0.083 R)
• M12: 6,877,613 km (0.107 R)
• M13: 8,090,552 km (0.038 R)
• M14: 8,430,588 km (0.079 R)
• M15: 9,922,228 km (0.109 R)
• M16: 11,085,053 km (0.042 R)
• M17: 12,498,902 km (0.11 R)
• M18: 12,787,327 km (0.066 R)
• M19: 13,291,920 km (0.069 R)
• M20: 14,794,033 km (0.05 R)
• M21: 15,586,004 km (0.076 R)
• M22: 15,920,355 km (0.11 R)
• M23: 16,210,575 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.9

Radius: 4.5

Gravity: 29.33 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.14 AU - 7.28 AU

Year: 10878 Days

Day: 23.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 23,028,095 km

• M1: 56,548 km (0.111 R)
• M2: 542,591 km (0.07 R)
• M3: 731,833 km (0.066 R)
• M4: 1,221,467 km (0.109 R)
• M5: 1,412,503 km (0.098 R)
• M6: 2,790,150 km (0.03 R)
• M7: 3,077,378 km (0.091 R)
• M8: 3,789,015 km (0.091 R)
• M9: 4,141,318 km (0.08 R)
• M10: 4,786,833 km (0.109 R)
• M11: 6,348,934 km (0.025 R)
• M12: 7,163,793 km (0.107 R)
• M13: 9,526,243 km (0.093 R)
• M14: 10,696,098 km (0.054 R)
• M15: 12,953,081 km (0.075 R)
• M16: 13,439,723 km (0.112 R)
• M17: 16,336,237 km (0.104 R)
• M18: 16,760,945 km (0.118 R)
• M19: 18,917,997 km (0.071 R)
• M20: 19,623,201 km (0.1 R)
• M21: 21,169,445 km (0.102 R)
• M22: 23,414,460 km (0.097 R)
• M23: 25,245,688 km (0.102 R)
• M24: 27,566,549 km (0.092 R)
• M25: 31,743,920 km (0.056 R)
• M26: 31,963,231 km (0.075 R)
• M27: 33,526,678 km (0.104 R)
• M28: 35,023,405 km (0.055 R)
• M29: 35,729,058 km (0.087 R)
• M30: 36,925,990 km (0.108 R)
• M31: 45,226,129 km (0.092 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.5

Radius: 7.7

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 5.96 AU - 8.18 AU

Year: 13214 Days

Day: 16.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 127.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,028,095 km

• M1: 120,127 km (0.054 R)
• M2: 854,204 km (0.077 R)
• M3: 1,653,206 km (0.056 R)
• M4: 2,035,877 km (0.037 R)
• M5: 3,376,424 km (0.1 R)
• M6: 3,890,293 km (0.112 R)
• M7: 5,456,134 km (0.058 R)
• M8: 5,775,525 km (0.109 R)
• M9: 6,599,211 km (0.103 R)
• M10: 7,148,534 km (0.1 R)
• M11: 11,189,023 km (0.056 R)
• M12: 12,647,602 km (0.087 R)
• M13: 16,536,399 km (0.089 R)
• M14: 18,128,120 km (0.093 R)
• M15: 18,840,655 km (0.041 R)
• M16: 22,549,934 km (0.076 R)
• M17: 22,959,384 km (0.058 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 16,863 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit