🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.8

Radius: 10.7

Gravity: 6.7 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.83 AU - 1.27 AU

Year: 684 Days

Day: 10.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,502,349 km

• M1: 133,591 km (0.034 R)
• M2: 469,438 km (0.107 R)
• M3: 816,655 km (0.113 R)
• M4: 1,658,143 km (0.099 R)
• M5: 2,152,265 km (0.109 R)
• M6: 3,040,278 km (0.05 R)
• M7: 4,171,985 km (0.052 R)
• M8: 4,616,740 km (0.052 R)
• M9: 5,199,424 km (0.063 R)
• M10: 5,602,141 km (0.115 R)
• M11: 6,285,803 km (0.075 R)
• M12: 6,743,423 km (0.098 R)
• M13: 7,380,561 km (0.098 R)
• M14: 7,985,534 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.5

Radius: 14.1

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.84 AU - 1.96 AU

Year: 1665 Days

Day: 12.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,502,349 km

• M1: 175,478 km (0.119 R)
• M2: 763,099 km (0.056 R)
• M3: 1,384,079 km (0.095 R)
• M4: 2,083,150 km (0.095 R)
• M5: 3,025,318 km (0.112 R)
• M6: 3,689,383 km (0.1 R)
• M7: 4,589,064 km (0.032 R)
• M8: 5,048,180 km (0.039 R)
• M9: 5,842,545 km (0.101 R)
• M10: 6,797,727 km (0.083 R)
• M11: 8,240,599 km (0.087 R)
• M12: 8,890,901 km (0.054 R)
• M13: 10,649,573 km (0.067 R)
• M14: 11,459,646 km (0.107 R)
• M15: 12,549,616 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 883.8

Radius: 9.2

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.71 AU - 4.19 AU

Year: 4074 Days

Day: 9 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,502,349 km

• M1: 114,891 km (0.116 R)
• M2: 444,156 km (0.048 R)
• M3: 1,237,174 km (0.098 R)
• M4: 1,644,978 km (0.052 R)
• M5: 1,956,291 km (0.056 R)
• M6: 2,291,690 km (0.083 R)
• M7: 2,912,970 km (0.092 R)
• M8: 3,293,248 km (0.096 R)
• M9: 3,621,016 km (0.12 R)
• M10: 4,513,069 km (0.114 R)
• M11: 5,024,095 km (0.094 R)
• M12: 5,658,839 km (0.05 R)
• M13: 6,856,519 km (0.1 R)
• M14: 8,439,115 km (0.112 R)
• M15: 9,538,959 km (0.051 R)
• M16: 11,180,945 km (0.045 R)
• M17: 12,653,586 km (0.043 R)
• M18: 13,513,924 km (0.112 R)
• M19: 14,959,937 km (0.108 R)
• M20: 16,153,877 km (0.099 R)
• M21: 16,864,018 km (0.074 R)
• M22: 17,967,901 km (0.089 R)
• M23: 18,794,728 km (0.096 R)
• M24: 19,119,505 km (0.119 R)
• M25: 22,868,877 km (0.115 R)
• M26: 24,682,302 km (0.096 R)
• M27: 27,081,403 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.6

Radius: 6.1

Gravity: 9.4 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 6.85 AU - 9.49 AU

Year: 14848 Days

Day: 18.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,502,349 km

• M1: 75,846 km (0.112 R)
• M2: 891,603 km (0.076 R)
• M3: 1,265,000 km (0.107 R)
• M4: 2,084,646 km (0.117 R)
• M5: 2,284,210 km (0.069 R)
• M6: 2,659,102 km (0.054 R)
• M7: 3,897,174 km (0.111 R)
• M8: 4,117,083 km (0.085 R)
• M9: 5,048,629 km (0.053 R)
• M10: 5,581,048 km (0.101 R)
• M11: 7,870,793 km (0.074 R)
• M12: 9,738,073 km (0.11 R)
• M13: 13,620,587 km (0.094 R)
• M14: 15,385,094 km (0.069 R)
• M15: 23,157,451 km (0.074 R)
• M16: 24,063,715 km (0.066 R)
• M17: 39,091,270 km (0.059 R)
• M18: 41,553,352 km (0.039 R)
• M19: 43,842,199 km (0.066 R)
• M20: 46,071,806 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550.8

Radius: 6.9

Gravity: 11.57 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.7 AU - 10.06 AU

Year: 15424 Days

Day: 20.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 59,502,349 km

• M1: 86,168 km (0.074 R)
• M2: 302,786 km (0.095 R)
• M3: 568,322 km (0.071 R)
• M4: 981,212 km (0.052 R)
• M5: 1,294,770 km (0.058 R)
• M6: 1,690,007 km (0.11 R)
• M7: 2,260,125 km (0.09 R)
• M8: 2,677,203 km (0.096 R)
• M9: 3,046,860 km (0.108 R)
• M10: 3,888,497 km (0.045 R)
• M11: 4,210,881 km (0.049 R)
• M12: 5,357,100 km (0.081 R)
• M13: 6,176,148 km (0.083 R)
• M14: 7,967,433 km (0.114 R)
• M15: 10,353,519 km (0.11 R)
• M16: 10,916,456 km (0.116 R)
• M17: 11,859,521 km (0.086 R)
• M18: 12,165,000 km (0.034 R)
• M19: 13,113,301 km (0.118 R)
• M20: 20,378,521 km (0.083 R)
• M21: 20,994,266 km (0.102 R)
• M22: 22,355,457 km (0.076 R)
• M23: 23,010,396 km (0.045 R)
• M24: 27,211,404 km (0.093 R)
• M25: 27,850,486 km (0.055 R)
• M26: 32,014,393 km (0.063 R)
• M27: 39,077,058 km (0.044 R)
• M28: 42,255,714 km (0.065 R)
• M29: 44,419,049 km (0.097 R)
• M30: 48,341,954 km (0.094 R)
• M31: 52,162,534 km (0.052 R)
• M32: 53,148,084 km (0.102 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 12,786 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit