🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.55 AU - 0.87 AU

Year: 209 Days

Day: 21.4 Hours

Environment

Temp: 174 °C

Axial Tilt: 31.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,078,785 km

• M1: 157,527 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.23 AU - 1.49 AU

Year: 555 Days

Day: 40 Hours

Environment

Temp: -1 °C

Axial Tilt: 93.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.18 AU - 1.86 AU

Year: 656 Days

Day: 14.2 Hours

Environment

Temp: -17 °C

Axial Tilt: 0.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.3 AU - 4.92 AU

Year: 3463 Days

Day: 45.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.71 AU - 5.41 AU

Year: 3982 Days

Day: 32.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 9.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.7

Radius: 13.4

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 8.56 AU - 9.7 AU

Year: 9651 Days

Day: 6.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 38,078,785 km

• M1: 243,396 km (0.088 R)
• M2: 363,672 km (0.119 R)
• M3: 447,447 km (0.056 R)
• M4: 642,373 km (0.066 R)
• M5: 780,452 km (0.079 R)
• M6: 1,365,529 km (0.091 R)
• M7: 1,549,834 km (0.115 R)
• M8: 1,923,230 km (0.088 R)
• M9: 2,047,097 km (0.049 R)
• M10: 2,457,893 km (0.107 R)
• M11: 2,707,572 km (0.077 R)
• M12: 3,207,827 km (0.096 R)
• M13: 3,557,587 km (0.074 R)
• M14: 4,568,569 km (0.082 R)
• M15: 4,792,368 km (0.057 R)
• M16: 5,634,005 km (0.083 R)
• M17: 5,934,847 km (0.108 R)
• M18: 6,026,251 km (0.105 R)
• M19: 6,148,772 km (0.113 R)
• M20: 7,882,611 km (0.093 R)
• M21: 8,050,460 km (0.066 R)
• M22: 8,803,236 km (0.099 R)
• M23: 9,685,864 km (0.117 R)
• M24: 10,633,716 km (0.049 R)
• M25: 11,231,808 km (0.106 R)
• M26: 11,420,900 km (0.097 R)
• M27: 11,649,336 km (0.087 R)
• M28: 11,956,161 km (0.087 R)
• M29: 12,304,574 km (0.112 R)
• M30: 12,460,605 km (0.042 R)
• M31: 13,250,183 km (0.057 R)
• M32: 13,490,287 km (0.108 R)
• M33: 14,341,798 km (0.109 R)
• M34: 14,919,246 km (0.046 R)
• M35: 15,336,325 km (0.081 R)
• M36: 15,504,323 km (0.081 R)
• M37: 15,672,920 km (0.052 R)
• M38: 16,011,759 km (0.055 R)
• M39: 16,139,516 km (0.101 R)
• M40: 16,653,833 km (0.12 R)
• M41: 16,783,236 km (0.055 R)
• M42: 17,479,165 km (0.036 R)
• M43: 17,610,661 km (0.108 R)
• M44: 17,963,114 km (0.094 R)
• M45: 18,496,131 km (0.053 R)
• M46: 18,585,441 km (0.088 R)
• M47: 18,899,297 km (0.05 R)
• M48: 20,034,446 km (0.118 R)
• M49: 20,356,231 km (0.095 R)
• M50: 21,098,236 km (0.109 R)
• M51: 21,191,586 km (0.059 R)
• M52: 22,799,912 km (0.114 R)
• M53: 23,522,021 km (0.104 R)
• M54: 23,715,750 km (0.081 R)
• M55: 23,910,228 km (0.079 R)
• M56: 25,334,998 km (0.098 R)
• M57: 25,533,664 km (0.059 R)
• M58: 27,498,033 km (0.089 R)
• M59: 27,753,397 km (0.116 R)
• M60: 27,855,722 km (0.117 R)
• M61: 28,009,509 km (0.104 R)
• M62: 28,575,886 km (0.063 R)
• M63: 28,679,258 km (0.099 R)
• M64: 29,249,974 km (0.037 R)
• M65: 29,876,939 km (0.084 R)
• M66: 30,508,242 km (0.104 R)
• M67: 31,837,718 km (0.116 R)
• M68: 33,676,126 km (0.106 R)
• M69: 34,278,258 km (0.111 R)
• M70: 34,608,121 km (0.095 R)
• M71: 35,160,436 km (0.069 R)
• M72: 35,271,288 km (0.105 R)
• M73: 35,659,944 km (0.119 R)
• M74: 36,273,594 km (0.097 R)
• M75: 36,665,989 km (0.1 R)
• M76: 36,890,835 km (0.083 R)
• M77: 37,172,528 km (0.103 R)
• M78: 37,341,872 km (0.085 R)

Kuiper Belt

Range: 31.4 - 58.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 17,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit