🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.49 AU - 0.61 AU

Year: 143 Days

Day: 17.5 Hours

Environment

Temp: 221 °C

Axial Tilt: 152.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,332,398 km

• M1: 33,061 km (0.042 R)

Asteroid Belt

Center: 1.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 2.02 AU - 2.4 AU

Year: 1155 Days

Day: 21.2 Hours

Environment

Temp: -60 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.27 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 18.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 446.5

Radius: 4.9

Gravity: 18.6 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 18.32 AU - 18.32 AU

Year: 27559 Days

Day: 15.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,332,398 km

• M1: 61,036 km (0.077 R)
• M2: 336,446 km (0.118 R)
• M3: 685,009 km (0.057 R)
• M4: 1,685,669 km (0.097 R)
• M5: 3,933,377 km (0.075 R)
• M6: 4,792,368 km (0.069 R)
• M7: 6,461,132 km (0.081 R)
• M8: 7,750,366 km (0.072 R)
• M9: 10,699,689 km (0.066 R)
• M10: 11,873,433 km (0.118 R)
• M11: 16,741,498 km (0.11 R)
• M12: 18,590,079 km (0.1 R)
• M13: 18,864,740 km (0.11 R)
• M14: 21,661,772 km (0.097 R)
• M15: 23,744,024 km (0.119 R)
• M16: 26,299,306 km (0.119 R)
• M17: 34,225,001 km (0.053 R)
• M18: 35,613,568 km (0.094 R)
• M19: 45,070,547 km (0.048 R)
• M20: 79,750,026 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.8

Radius: 6.8

Gravity: 12.47 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 16.98 AU - 20.22 AU

Year: 28193 Days

Day: 20.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 90,332,398 km

• M1: 84,523 km (0.073 R)
• M2: 383,120 km (0.081 R)
• M3: 1,019,509 km (0.097 R)
• M4: 1,652,458 km (0.083 R)
• M5: 2,620,057 km (0.048 R)
• M6: 3,182,545 km (0.119 R)
• M7: 4,545,531 km (0.113 R)
• M8: 6,350,130 km (0.044 R)
• M9: 8,811,763 km (0.072 R)
• M10: 10,508,353 km (0.112 R)
• M11: 14,855,218 km (0.099 R)
• M12: 17,511,478 km (0.111 R)
• M13: 19,383,845 km (0.112 R)
• M14: 21,179,468 km (0.067 R)
• M15: 24,301,277 km (0.06 R)
• M16: 26,744,509 km (0.117 R)
• M17: 27,840,014 km (0.064 R)
• M18: 29,603,025 km (0.115 R)
• M19: 37,101,768 km (0.093 R)
• M20: 38,770,233 km (0.077 R)
• M21: 41,607,506 km (0.059 R)
• M22: 51,500,862 km (0.053 R)
• M23: 52,248,702 km (0.049 R)
• M24: 53,384,000 km (0.091 R)
• M25: 56,096,958 km (0.105 R)
• M26: 57,287,158 km (0.092 R)
• M27: 57,888,691 km (0.099 R)
• M28: 63,921,225 km (0.062 R)
• M29: 67,868,814 km (0.089 R)
• M30: 69,219,832 km (0.053 R)
• M31: 70,588,802 km (0.067 R)
• M32: 73,616,813 km (0.055 R)
• M33: 76,245,547 km (0.092 R)
• M34: 78,442,242 km (0.076 R)
• M35: 79,680,763 km (0.116 R)
• M36: 81,689,413 km (0.062 R)
• M37: 82,961,893 km (0.099 R)
• M38: 87,917,621 km (0.06 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 19,245 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit