🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.31 AU - 1.73 AU

Year: 674 Days

Day: 39.1 Hours

Environment

Temp: -26 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.41 AU - 2.25 AU

Year: 891 Days

Day: 20 Hours

Environment

Temp: -54 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,910,177 km

• M1: 204,351 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.69

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.87 AU - 4.39 AU

Year: 3021 Days

Day: 29.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.91 AU - 6.17 AU

Year: 4072 Days

Day: 15.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 56,910,177 km

• M1: 105,616 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.5

Radius: 12.8

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.52 AU - 6.98 AU

Year: 5623 Days

Day: 9.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,910,177 km

• M1: 159,172 km (0.099 R)
• M2: 627,862 km (0.098 R)
• M3: 1,131,558 km (0.039 R)
• M4: 1,700,928 km (0.091 R)
• M5: 2,373,221 km (0.036 R)
• M6: 3,365,055 km (0.109 R)
• M7: 4,028,671 km (0.09 R)
• M8: 8,533,661 km (0.069 R)
• M9: 9,245,148 km (0.084 R)
• M10: 10,178,340 km (0.052 R)
• M11: 12,812,459 km (0.099 R)
• M12: 17,538,406 km (0.103 R)
• M13: 18,277,419 km (0.117 R)
• M14: 19,177,400 km (0.109 R)
• M15: 21,594,602 km (0.085 R)
• M16: 26,850,125 km (0.091 R)
• M17: 27,741,728 km (0.119 R)
• M18: 28,194,860 km (0.034 R)
• M19: 28,930,134 km (0.066 R)
• M20: 30,727,851 km (0.095 R)
• M21: 33,307,068 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.1

Radius: 14.2

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.24 AU - 7.22 AU

Year: 6283 Days

Day: 13.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,910,177 km

• M1: 177,872 km (0.077 R)
• M2: 904,768 km (0.114 R)
• M3: 1,530,536 km (0.082 R)
• M4: 2,857,768 km (0.102 R)
• M5: 4,799,100 km (0.105 R)
• M6: 5,377,295 km (0.104 R)
• M7: 6,032,983 km (0.111 R)
• M8: 6,542,812 km (0.088 R)
• M9: 7,945,143 km (0.099 R)
• M10: 8,559,242 km (0.08 R)
• M11: 9,667,314 km (0.085 R)
• M12: 10,961,934 km (0.059 R)
• M13: 11,626,896 km (0.065 R)
• M14: 13,142,771 km (0.119 R)
• M15: 16,380,368 km (0.086 R)
• M16: 18,613,117 km (0.076 R)
• M17: 21,625,868 km (0.095 R)
• M18: 23,132,319 km (0.087 R)
• M19: 24,788,218 km (0.09 R)
• M20: 26,437,684 km (0.053 R)
• M21: 27,635,065 km (0.068 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.5

Radius: 13.4

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 6.27 AU - 7.55 AU

Year: 6537 Days

Day: 11 Hours

Environment

Temp: -147 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,910,177 km

• M1: 166,652 km (0.11 R)
• M2: 645,515 km (0.091 R)
• M3: 2,119,054 km (0.055 R)
• M4: 3,606,655 km (0.082 R)
• M5: 5,674,696 km (0.108 R)
• M6: 8,009,171 km (0.113 R)
• M7: 10,092,770 km (0.067 R)
• M8: 11,553,444 km (0.116 R)
• M9: 13,751,784 km (0.119 R)
• M10: 14,716,391 km (0.109 R)
• M11: 15,847,351 km (0.1 R)
• M12: 16,653,983 km (0.113 R)
• M13: 17,487,841 km (0.084 R)
• M14: 18,014,725 km (0.036 R)
• M15: 18,962,278 km (0.086 R)
• M16: 21,701,714 km (0.088 R)
• M17: 29,131,941 km (0.094 R)
• M18: 30,154,144 km (0.087 R)
• M19: 33,163,604 km (0.11 R)
• M20: 33,768,428 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 420.1

Radius: 7.7

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 9.92 AU - 15.72 AU

Year: 16520 Days

Day: 22.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,910,177 km

• M1: 95,892 km (0.115 R)
• M2: 405,560 km (0.098 R)
• M3: 861,684 km (0.074 R)
• M4: 1,105,827 km (0.086 R)
• M5: 1,974,991 km (0.055 R)
• M6: 2,270,148 km (0.086 R)
• M7: 3,067,953 km (0.049 R)
• M8: 8,084,269 km (0.045 R)
• M9: 8,554,156 km (0.046 R)
• M10: 9,292,870 km (0.107 R)
• M11: 11,470,118 km (0.072 R)
• M12: 12,063,423 km (0.068 R)
• M13: 18,118,097 km (0.081 R)
• M14: 21,301,690 km (0.065 R)
• M15: 22,746,955 km (0.07 R)
• M16: 24,839,530 km (0.118 R)
• M17: 25,233,271 km (0.094 R)
• M18: 32,935,018 km (0.059 R)
• M19: 36,232,903 km (0.096 R)
• M20: 36,485,574 km (0.109 R)
• M21: 44,048,495 km (0.117 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 15,064 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit