🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.72 AU - 1 AU

Year: 279 Days

Day: 46.4 Hours

Environment

Temp: 128 °C

Axial Tilt: 32.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,321,145 km

• M1: 77,940 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.93 AU - 1.51 AU

Year: 471 Days

Day: 24.3 Hours

Environment

Temp: 24 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 49,321,145 km

• M1: 384,467 km (0.118 R)
• M2: 433,983 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.24 AU - 4.5 AU

Year: 2663 Days

Day: 30.9 Hours

Environment

Temp: -101 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.22 AU - 5.06 AU

Year: 3497 Days

Day: 13.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,321,145 km

• M1: 612,753 km (0.089 R)
• M2: 3,092,487 km (0.066 R)

Asteroid Belt

Center: 9.9 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 15.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 175

Radius: 3

Gravity: 19.44 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 12.36 AU - 17.96 AU

Year: 20650 Days

Day: 16.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 49,321,145 km

• M1: 72,555 km (0.105 R)
• M2: 110,403 km (0.095 R)
• M3: 187,297 km (0.094 R)
• M4: 220,507 km (0.115 R)
• M5: 416,929 km (0.037 R)
• M6: 492,177 km (0.115 R)
• M7: 571,913 km (0.045 R)
• M8: 761,603 km (0.082 R)
• M9: 816,655 km (0.113 R)
• M10: 892,052 km (0.088 R)
• M11: 1,215,782 km (0.053 R)
• M12: 1,301,950 km (0.094 R)
• M13: 1,345,782 km (0.114 R)
• M14: 1,595,760 km (0.093 R)
• M15: 1,984,416 km (0.119 R)
• M16: 2,189,215 km (0.112 R)
• M17: 2,267,904 km (0.039 R)
• M18: 3,044,765 km (0.103 R)
• M19: 3,161,901 km (0.12 R)
• M20: 3,431,027 km (0.081 R)
• M21: 4,281,192 km (0.084 R)
• M22: 4,313,804 km (0.098 R)
• M23: 4,746,292 km (0.106 R)
• M24: 4,882,127 km (0.106 R)
• M25: 5,122,829 km (0.12 R)
• M26: 5,438,032 km (0.057 R)
• M27: 5,473,487 km (0.114 R)
• M28: 5,544,546 km (0.079 R)
• M29: 5,651,808 km (0.081 R)
• M30: 5,868,126 km (0.036 R)
• M31: 6,234,790 km (0.041 R)
• M32: 7,261,181 km (0.11 R)
• M33: 8,257,204 km (0.106 R)
• M34: 8,750,428 km (0.06 R)
• M35: 9,721,917 km (0.069 R)
• M36: 10,111,170 km (0.104 R)
• M37: 10,198,386 km (0.065 R)
• M38: 10,771,495 km (0.038 R)
• M39: 10,860,506 km (0.093 R)
• M40: 11,174,213 km (0.116 R)
• M41: 11,309,599 km (0.051 R)
• M42: 11,400,106 km (0.118 R)
• M43: 11,536,389 km (0.067 R)
• M44: 11,810,602 km (0.103 R)
• M45: 12,928,398 km (0.101 R)
• M46: 13,356,247 km (0.09 R)
• M47: 14,079,553 km (0.051 R)
• M48: 16,478,056 km (0.107 R)
• M49: 16,632,142 km (0.094 R)
• M50: 16,683,603 km (0.081 R)
• M51: 16,735,065 km (0.118 R)
• M52: 16,786,676 km (0.059 R)
• M53: 16,838,288 km (0.091 R)
• M54: 18,411,160 km (0.114 R)
• M55: 18,464,416 km (0.096 R)
• M56: 18,784,855 km (0.076 R)
• M57: 18,838,411 km (0.108 R)
• M58: 19,053,234 km (0.108 R)
• M59: 19,268,954 km (0.091 R)
• M60: 22,145,422 km (0.059 R)
• M61: 22,258,667 km (0.095 R)
• M62: 23,344,299 km (0.088 R)
• M63: 23,864,600 km (0.1 R)
• M64: 24,740,197 km (0.111 R)
• M65: 25,566,874 km (0.078 R)
• M66: 26,103,183 km (0.06 R)
• M67: 26,522,655 km (0.08 R)
• M68: 26,763,508 km (0.08 R)
• M69: 27,978,243 km (0.115 R)
• M70: 30,146,813 km (0.056 R)
• M71: 30,209,495 km (0.074 R)
• M72: 32,368,790 km (0.089 R)
• M73: 33,013,258 km (0.074 R)
• M74: 33,077,884 km (0.042 R)
• M75: 33,466,839 km (0.052 R)
• M76: 35,368,078 km (0.107 R)
• M77: 36,298,427 km (0.118 R)
• M78: 36,833,689 km (0.072 R)
• M79: 38,591,015 km (0.058 R)
• M80: 38,727,298 km (0.046 R)
• M81: 40,721,737 km (0.114 R)
• M82: 40,929,977 km (0.058 R)
• M83: 41,068,954 km (0.101 R)
• M84: 41,626,655 km (0.048 R)
• M85: 41,696,517 km (0.073 R)
• M86: 41,906,403 km (0.087 R)
• M87: 42,256,911 km (0.098 R)
• M88: 42,467,694 km (0.051 R)
• M89: 42,678,926 km (0.098 R)
• M90: 44,024,260 km (0.089 R)
• M91: 44,095,468 km (0.119 R)
• M92: 44,594,976 km (0.063 R)
• M93: 45,887,800 km (0.041 R)
• M94: 46,321,485 km (0.097 R)
• M95: 46,829,220 km (0.041 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 16,294 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit