🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.59 AU - 0.93 AU

Year: 234 Days

Day: 21.3 Hours

Environment

Temp: 174 °C

Axial Tilt: 27.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 2 AU - 2.82 AU

Year: 1321 Days

Day: 41.3 Hours

Environment

Temp: -66 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,302,305 km

• M1: 763,398 km (0.086 R)

Asteroid Belt

Center: 9.64 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 16.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 231.1

Radius: 4.9

Gravity: 9.63 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 12.7 AU - 21.04 AU

Year: 24466 Days

Day: 15.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,302,305 km

• M1: 61,335 km (0.099 R)
• M2: 438,023 km (0.078 R)
• M3: 778,358 km (0.108 R)
• M4: 1,462,020 km (0.106 R)
• M5: 4,642,022 km (0.11 R)
• M6: 5,216,777 km (0.085 R)
• M7: 5,430,702 km (0.098 R)
• M8: 7,581,470 km (0.025 R)
• M9: 10,352,322 km (0.089 R)
• M10: 13,331,863 km (0.092 R)
• M11: 15,853,335 km (0.101 R)
• M12: 16,151,783 km (0.075 R)
• M13: 23,413,862 km (0.09 R)
• M14: 29,005,531 km (0.103 R)
• M15: 29,902,969 km (0.079 R)
• M16: 32,108,341 km (0.039 R)
• M17: 33,924,160 km (0.058 R)
• M18: 36,970,122 km (0.099 R)
• M19: 42,015,310 km (0.103 R)
• M20: 49,694,318 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 799.1

Radius: 4.1

Gravity: 47.54 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 16.77 AU - 17.59 AU

Year: 25144 Days

Day: 15.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 93,302,305 km

• M1: 51,013 km (0.119 R)
• M2: 280,496 km (0.075 R)
• M3: 603,927 km (0.048 R)
• M4: 854,353 km (0.105 R)
• M5: 1,030,430 km (0.072 R)
• M6: 1,276,668 km (0.071 R)
• M7: 1,615,507 km (0.037 R)
• M8: 1,846,038 km (0.09 R)
• M9: 2,098,110 km (0.118 R)
• M10: 2,855,973 km (0.067 R)
• M11: 3,556,839 km (0.069 R)
• M12: 3,947,140 km (0.114 R)
• M13: 4,118,130 km (0.073 R)
• M14: 4,365,565 km (0.044 R)
• M15: 4,698,271 km (0.098 R)
• M16: 5,372,508 km (0.109 R)
• M17: 5,885,779 km (0.082 R)
• M18: 9,732,688 km (0.066 R)
• M19: 10,044,899 km (0.082 R)
• M20: 15,397,062 km (0.066 R)
• M21: 15,992,611 km (0.115 R)
• M22: 27,104,890 km (0.11 R)
• M23: 33,145,353 km (0.085 R)
• M24: 36,476,598 km (0.095 R)
• M25: 40,024,162 km (0.073 R)
• M26: 40,824,661 km (0.077 R)
• M27: 41,963,250 km (0.12 R)
• M28: 42,955,832 km (0.026 R)
• M29: 43,964,121 km (0.093 R)
• M30: 44,133,616 km (0.091 R)
• M31: 50,904,565 km (0.105 R)
• M32: 53,951,126 km (0.099 R)
• M33: 60,614,215 km (0.086 R)
• M34: 61,669,179 km (0.077 R)
• M35: 72,192,192 km (0.117 R)
• M36: 72,901,735 km (0.094 R)
• M37: 78,247,914 km (0.05 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 10,666 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit