🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.75 AU - 1.25 AU

Year: 381 Days

Day: 43.6 Hours

Environment

Temp: -1 °C

Axial Tilt: 21.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 54,691,877 km

• M1: 87,216 km (0.081 R)
• M2: 260,151 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.16 AU - 1.84 AU

Year: 700 Days

Day: 44.4 Hours

Environment

Temp: -49 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,691,877 km

• M1: 995,574 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 2.41 AU - 3.05 AU

Year: 1718 Days

Day: 36.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.67 AU - 3.95 AU

Year: 2293 Days

Day: 22.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,691,877 km

• M1: 915,988 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 309.3

Radius: 4.5

Gravity: 15.27 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 11.54 AU - 14.74 AU

Year: 18138 Days

Day: 21.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 54,691,877 km

• M1: 75,248 km (0.117 R)
• M2: 110,553 km (0.105 R)
• M3: 444,754 km (0.098 R)
• M4: 722,558 km (0.105 R)
• M5: 1,133,503 km (0.044 R)
• M6: 1,200,673 km (0.077 R)
• M7: 1,315,414 km (0.108 R)
• M8: 1,386,174 km (0.107 R)
• M9: 2,186,672 km (0.098 R)
• M10: 2,412,864 km (0.077 R)
• M11: 2,441,587 km (0.079 R)
• M12: 2,557,974 km (0.11 R)
• M13: 2,826,502 km (0.084 R)
• M14: 3,422,350 km (0.082 R)
• M15: 3,618,473 km (0.082 R)
• M16: 4,942,714 km (0.09 R)
• M17: 5,351,415 km (0.067 R)
• M18: 6,004,111 km (0.086 R)
• M19: 6,280,119 km (0.115 R)
• M20: 6,926,531 km (0.053 R)
• M21: 7,299,329 km (0.033 R)
• M22: 7,763,830 km (0.045 R)
• M23: 8,368,654 km (0.114 R)
• M24: 8,676,826 km (0.114 R)
• M25: 11,320,520 km (0.096 R)
• M26: 11,661,154 km (0.085 R)
• M27: 12,552,309 km (0.107 R)
• M28: 12,803,783 km (0.104 R)
• M29: 15,461,688 km (0.109 R)
• M30: 15,623,104 km (0.093 R)
• M31: 17,716,726 km (0.119 R)
• M32: 18,168,661 km (0.104 R)
• M33: 19,314,731 km (0.081 R)
• M34: 19,372,625 km (0.11 R)
• M35: 20,013,652 km (0.056 R)
• M36: 20,720,801 km (0.078 R)
• M37: 21,136,982 km (0.038 R)
• M38: 21,196,672 km (0.025 R)
• M39: 21,556,006 km (0.065 R)
• M40: 22,707,162 km (0.062 R)
• M41: 23,074,724 km (0.043 R)
• M42: 23,444,380 km (0.119 R)
• M43: 24,376,973 km (0.072 R)
• M44: 24,690,530 km (0.046 R)
• M45: 25,131,694 km (0.114 R)
• M46: 26,857,755 km (0.103 R)
• M47: 27,246,559 km (0.107 R)
• M48: 28,358,072 km (0.116 R)
• M49: 28,753,908 km (0.111 R)
• M50: 29,818,296 km (0.073 R)
• M51: 30,625,078 km (0.063 R)
• M52: 30,895,551 km (0.081 R)
• M53: 34,624,427 km (0.056 R)
• M54: 36,469,717 km (0.117 R)
• M55: 37,043,874 km (0.087 R)
• M56: 37,838,238 km (0.116 R)
• M57: 39,517,325 km (0.075 R)
• M58: 41,668,841 km (0.094 R)
• M59: 43,174,544 km (0.118 R)
• M60: 43,326,087 km (0.051 R)
• M61: 44,315,676 km (0.098 R)
• M62: 44,851,386 km (0.111 R)
• M63: 47,328,278 km (0.057 R)
• M64: 47,562,698 km (0.118 R)
• M65: 47,640,938 km (0.051 R)
• M66: 52,332,477 km (0.029 R)
• M67: 53,548,558 km (0.061 R)
• M68: 54,037,593 km (0.035 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 15,685 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit