🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.38 AU - 0.64 AU

Year: 138 Days

Day: 15.1 Hours

Environment

Temp: 179 °C

Axial Tilt: 15.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,336,740 km

• M1: 56,847 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.52 AU - 0.84 AU

Year: 212 Days

Day: 18.1 Hours

Environment

Temp: 166 °C

Axial Tilt: 126.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,336,740 km

• M1: 170,990 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.6

Radius: 14.7

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 4.22 AU - 4.58 AU

Year: 3496 Days

Day: 6.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,336,740 km

• M1: 185,053 km (0.074 R)
• M2: 656,136 km (0.102 R)
• M3: 1,251,985 km (0.104 R)
• M4: 1,853,518 km (0.101 R)
• M5: 2,727,917 km (0.029 R)
• M6: 4,121,122 km (0.103 R)
• M7: 4,865,072 km (0.034 R)
• M8: 5,976,136 km (0.12 R)
• M9: 6,441,834 km (0.103 R)
• M10: 7,747,225 km (0.038 R)
• M11: 8,809,519 km (0.101 R)
• M12: 12,489,178 km (0.101 R)
• M13: 13,302,991 km (0.087 R)
• M14: 14,615,712 km (0.095 R)
• M15: 15,250,007 km (0.112 R)
• M16: 16,291,956 km (0.086 R)
• M17: 16,916,527 km (0.098 R)
• M18: 17,380,729 km (0.104 R)
• M19: 20,153,077 km (0.053 R)
• M20: 23,709,767 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.8

Radius: 8.3

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 6.57 AU - 6.77 AU

Year: 6524 Days

Day: 5.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 63,336,740 km

• M1: 105,616 km (0.074 R)
• M2: 430,393 km (0.095 R)
• M3: 721,211 km (0.029 R)
• M4: 1,217,727 km (0.107 R)
• M5: 1,870,572 km (0.1 R)
• M6: 2,373,669 km (0.106 R)
• M7: 2,983,430 km (0.108 R)
• M8: 4,936,580 km (0.031 R)
• M9: 6,339,808 km (0.05 R)
• M10: 8,936,977 km (0.086 R)
• M11: 9,780,410 km (0.101 R)
• M12: 10,908,228 km (0.082 R)
• M13: 11,625,101 km (0.081 R)
• M14: 15,391,676 km (0.1 R)
• M15: 17,102,328 km (0.104 R)
• M16: 18,135,002 km (0.092 R)
• M17: 18,599,653 km (0.092 R)
• M18: 20,323,918 km (0.105 R)
• M19: 21,778,159 km (0.081 R)
• M20: 22,913,307 km (0.034 R)
• M21: 23,378,407 km (0.05 R)
• M22: 25,965,254 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.4

Radius: 13.7

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 9.31 AU - 9.83 AU

Year: 11213 Days

Day: 11.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,336,740 km

• M1: 170,841 km (0.104 R)
• M2: 1,617,751 km (0.026 R)
• M3: 2,917,458 km (0.113 R)
• M4: 4,153,734 km (0.112 R)
• M5: 5,971,498 km (0.059 R)
• M6: 6,588,290 km (0.098 R)
• M7: 7,247,568 km (0.111 R)
• M8: 9,239,314 km (0.084 R)
• M9: 12,658,822 km (0.064 R)
• M10: 17,378,186 km (0.118 R)
• M11: 20,990,077 km (0.117 R)
• M12: 26,581,148 km (0.091 R)
• M13: 31,231,996 km (0.103 R)
• M14: 32,503,578 km (0.101 R)
• M15: 41,554,698 km (0.117 R)
• M16: 50,563,482 km (0.117 R)
• M17: 56,109,524 km (0.092 R)
• M18: 56,787,651 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 458.9

Radius: 6.8

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 11.07 AU - 15.71 AU

Year: 18558 Days

Day: 24 Hours

Environment

Temp: -201 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 63,336,740 km

• M1: 84,523 km (0.052 R)
• M2: 417,827 km (0.115 R)
• M3: 713,133 km (0.101 R)
• M4: 1,357,451 km (0.061 R)
• M5: 2,255,936 km (0.082 R)
• M6: 3,610,395 km (0.116 R)
• M7: 5,043,692 km (0.109 R)
• M8: 5,620,990 km (0.12 R)
• M9: 5,848,379 km (0.057 R)
• M10: 7,709,825 km (0.106 R)
• M11: 11,736,851 km (0.108 R)
• M12: 14,941,536 km (0.063 R)
• M13: 16,978,610 km (0.099 R)
• M14: 18,854,119 km (0.052 R)
• M15: 19,451,314 km (0.061 R)
• M16: 21,044,680 km (0.111 R)
• M17: 27,850,785 km (0.108 R)
• M18: 31,986,269 km (0.064 R)
• M19: 43,631,565 km (0.052 R)
• M20: 49,983,491 km (0.108 R)
• M21: 51,455,833 km (0.038 R)
• M22: 59,799,505 km (0.116 R)
• M23: 60,901,892 km (0.108 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 12,436 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit