🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.9

Radius: 11

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.43 AU - 0.61 AU

Year: 259 Days

Day: 9.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,775,938 km

• M1: 136,732 km (0.1 R)
• M2: 506,389 km (0.11 R)
• M3: 970,890 km (0.12 R)
• M4: 1,329,327 km (0.079 R)
• M5: 1,759,869 km (0.045 R)
• M6: 2,134,612 km (0.085 R)
• M7: 2,516,087 km (0.115 R)
• M8: 2,960,691 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167

Radius: 11.4

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.61 AU - 0.95 AU

Year: 476 Days

Day: 11.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 58,775,938 km

• M1: 144,362 km (0.095 R)
• M2: 520,152 km (0.062 R)
• M3: 1,005,896 km (0.077 R)
• M4: 2,363,198 km (0.109 R)
• M5: 2,839,517 km (0.108 R)
• M6: 3,751,167 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 777.7

Radius: 11.4

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.78 AU - 1.1 AU

Year: 629 Days

Day: 8.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 58,775,938 km

• M1: 141,819 km (0.066 R)
• M2: 522,545 km (0.12 R)
• M3: 937,979 km (0.114 R)
• M4: 1,469,649 km (0.064 R)
• M5: 2,149,572 km (0.116 R)
• M6: 2,760,679 km (0.093 R)
• M7: 3,619,371 km (0.087 R)
• M8: 4,178,717 km (0.047 R)
• M9: 4,551,216 km (0.046 R)
• M10: 5,599,299 km (0.092 R)
• M11: 6,072,776 km (0.109 R)
• M12: 6,759,580 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.5

Radius: 13.2

Gravity: 5.02 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.26 AU - 2.48 AU

Year: 2518 Days

Day: 5.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,775,938 km

• M1: 164,258 km (0.104 R)
• M2: 681,568 km (0.078 R)
• M3: 1,240,466 km (0.074 R)
• M4: 1,666,670 km (0.083 R)
• M5: 2,355,119 km (0.113 R)
• M6: 3,531,258 km (0.085 R)
• M7: 4,674,933 km (0.082 R)
• M8: 6,893,171 km (0.042 R)
• M9: 8,739,657 km (0.1 R)
• M10: 12,977,615 km (0.08 R)
• M11: 14,424,227 km (0.12 R)
• M12: 15,161,744 km (0.101 R)
• M13: 15,769,710 km (0.054 R)
• M14: 20,613,839 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 870.7

Radius: 10.2

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.41 AU - 4.15 AU

Year: 5073 Days

Day: 14.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,775,938 km

• M1: 126,859 km (0.082 R)
• M2: 482,004 km (0.11 R)
• M3: 1,097,450 km (0.116 R)
• M4: 1,793,230 km (0.026 R)
• M5: 2,264,164 km (0.096 R)
• M6: 2,581,760 km (0.105 R)
• M7: 2,987,021 km (0.089 R)
• M8: 3,719,901 km (0.114 R)
• M9: 4,542,539 km (0.117 R)
• M10: 5,570,726 km (0.039 R)
• M11: 6,512,743 km (0.065 R)
• M12: 7,162,297 km (0.08 R)
• M13: 8,236,260 km (0.092 R)
• M14: 9,714,886 km (0.069 R)
• M15: 10,200,032 km (0.098 R)
• M16: 10,840,909 km (0.076 R)
• M17: 12,872,747 km (0.104 R)
• M18: 13,566,881 km (0.107 R)
• M19: 19,349,138 km (0.078 R)
• M20: 19,696,205 km (0.113 R)
• M21: 21,865,973 km (0.102 R)
• M22: 22,853,917 km (0.116 R)
• M23: 23,950,918 km (0.112 R)
• M24: 25,828,820 km (0.079 R)
• M25: 27,802,914 km (0.108 R)
• M26: 28,244,976 km (0.119 R)
• M27: 29,783,290 km (0.107 R)
• M28: 30,526,194 km (0.12 R)
• M29: 32,632,980 km (0.037 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 656.8

Radius: 5.2

Gravity: 24.29 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.99 AU - 8.79 AU

Year: 13867 Days

Day: 20.4 Hours

Environment

Temp: -240 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,775,938 km

• M1: 64,776 km (0.12 R)
• M2: 266,883 km (0.104 R)
• M3: 751,430 km (0.1 R)
• M4: 981,960 km (0.108 R)
• M5: 2,061,608 km (0.094 R)
• M6: 2,232,599 km (0.043 R)
• M7: 2,517,732 km (0.057 R)
• M8: 3,467,679 km (0.065 R)
• M9: 4,052,158 km (0.042 R)
• M10: 4,230,628 km (0.08 R)
• M11: 4,667,753 km (0.087 R)
• M12: 6,277,725 km (0.089 R)
• M13: 7,670,930 km (0.032 R)
• M14: 9,621,237 km (0.092 R)
• M15: 12,061,478 km (0.094 R)
• M16: 12,431,882 km (0.117 R)
• M17: 12,873,495 km (0.108 R)
• M18: 13,654,845 km (0.085 R)
• M19: 13,855,007 km (0.083 R)
• M20: 16,638,874 km (0.03 R)
• M21: 20,030,556 km (0.07 R)
• M22: 21,887,365 km (0.04 R)
• M23: 26,556,165 km (0.09 R)
• M24: 29,676,178 km (0.084 R)
• M25: 31,381,893 km (0.092 R)
• M26: 35,740,278 km (0.036 R)
• M27: 36,120,705 km (0.119 R)
• M28: 37,408,294 km (0.073 R)
• M29: 40,211,309 km (0.084 R)
• M30: 40,760,633 km (0.118 R)
• M31: 42,014,861 km (0.083 R)
• M32: 44,162,039 km (0.101 R)
• M33: 49,769,117 km (0.081 R)
• M34: 53,153,171 km (0.073 R)
• M35: 54,481,749 km (0.057 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 16,129 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit