🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.44 AU - 0.62 AU

Year: 138 Days

Day: 28.6 Hours

Environment

Temp: 273 °C

Axial Tilt: 17.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.49 AU - 1.63 AU

Year: 695 Days

Day: 18 Hours

Environment

Temp: -24 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,282,935 km

• M1: 35,903 km (0.096 R)
• M2: 239,506 km (0.081 R)

Asteroid Belt

Center: 3.7 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.5

Radius: 10.3

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 5.71 AU - 5.97 AU

Year: 5031 Days

Day: 11.2 Hours

Environment

Temp: -140 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,282,935 km

• M1: 128,056 km (0.101 R)
• M2: 881,879 km (0.108 R)
• M3: 1,220,569 km (0.115 R)
• M4: 1,584,541 km (0.113 R)
• M5: 2,081,804 km (0.114 R)
• M6: 3,543,674 km (0.038 R)
• M7: 3,885,057 km (0.039 R)
• M8: 4,741,205 km (0.076 R)
• M9: 5,506,997 km (0.104 R)
• M10: 6,287,748 km (0.112 R)
• M11: 6,790,547 km (0.079 R)
• M12: 7,356,326 km (0.101 R)
• M13: 7,914,924 km (0.057 R)
• M14: 9,117,093 km (0.067 R)
• M15: 10,904,189 km (0.111 R)
• M16: 13,838,102 km (0.098 R)
• M17: 14,632,168 km (0.091 R)
• M18: 15,636,867 km (0.108 R)
• M19: 17,915,392 km (0.112 R)
• M20: 18,585,740 km (0.096 R)
• M21: 21,510,079 km (0.108 R)
• M22: 22,652,558 km (0.045 R)
• M23: 23,120,800 km (0.097 R)
• M24: 23,675,060 km (0.036 R)
• M25: 25,475,171 km (0.056 R)
• M26: 28,614,782 km (0.064 R)
• M27: 32,003,323 km (0.066 R)
• M28: 32,395,718 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 145.4

Radius: 5.6

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 14.51 AU - 23.13 AU

Year: 29102 Days

Day: 24.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 58,282,935 km

• M1: 85,570 km (0.111 R)
• M2: 936,333 km (0.103 R)
• M3: 1,871,918 km (0.113 R)
• M4: 2,199,986 km (0.12 R)
• M5: 3,090,692 km (0.086 R)
• M6: 3,965,540 km (0.073 R)
• M7: 4,321,284 km (0.081 R)
• M8: 4,570,065 km (0.105 R)
• M9: 4,828,421 km (0.108 R)
• M10: 6,036,723 km (0.053 R)
• M11: 6,230,003 km (0.034 R)
• M12: 6,793,389 km (0.073 R)
• M13: 7,611,390 km (0.058 R)
• M14: 8,445,249 km (0.056 R)
• M15: 9,545,092 km (0.076 R)
• M16: 10,569,090 km (0.098 R)
• M17: 11,843,963 km (0.1 R)
• M18: 14,350,176 km (0.099 R)
• M19: 15,545,463 km (0.116 R)
• M20: 16,729,829 km (0.105 R)
• M21: 18,535,775 km (0.117 R)
• M22: 25,523,192 km (0.053 R)
• M23: 25,724,850 km (0.025 R)
• M24: 31,121,294 km (0.093 R)
• M25: 46,743,051 km (0.111 R)
• M26: 49,040,576 km (0.076 R)
• M27: 49,508,967 km (0.066 R)
• M28: 55,364,227 km (0.111 R)
• M29: 56,553,979 km (0.079 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 17,708 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit