🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.4 AU - 0.62 AU

Year: 134 Days

Day: 29.2 Hours

Environment

Temp: 199 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.51 AU - 0.63 AU

Year: 158 Days

Day: 42.9 Hours

Environment

Temp: 197 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 26,618,238 km

• M1: 319,840 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.24 AU - 1.44 AU

Year: 569 Days

Day: 23.7 Hours

Environment

Temp: -18 °C

Axial Tilt: 27.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 26,618,238 km

• M1: 889,060 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 2.51 AU - 2.65 AU

Year: 1521 Days

Day: 39 Hours

Environment

Temp: -94 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,618,238 km

• M1: 172,038 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.6

Radius: 13.6

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 4.78 AU - 6.64 AU

Year: 5009 Days

Day: 10.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 26,618,238 km

• M1: 175,777 km (0.101 R)
• M2: 313,557 km (0.094 R)
• M3: 510,278 km (0.1 R)
• M4: 680,072 km (0.102 R)
• M5: 824,583 km (0.063 R)
• M6: 1,043,445 km (0.097 R)
• M7: 1,569,431 km (0.104 R)
• M8: 1,846,038 km (0.083 R)
• M9: 2,898,459 km (0.085 R)
• M10: 3,067,504 km (0.113 R)
• M11: 3,317,782 km (0.039 R)
• M12: 3,695,815 km (0.072 R)
• M13: 3,983,343 km (0.041 R)
• M14: 4,558,696 km (0.072 R)
• M15: 5,001,954 km (0.078 R)
• M16: 5,366,524 km (0.109 R)
• M17: 5,575,513 km (0.043 R)
• M18: 5,669,311 km (0.081 R)
• M19: 5,787,194 km (0.108 R)
• M20: 5,905,974 km (0.093 R)
• M21: 6,001,567 km (0.103 R)
• M22: 6,242,869 km (0.086 R)
• M23: 6,785,161 km (0.101 R)
• M24: 6,885,392 km (0.119 R)
• M25: 7,138,212 km (0.12 R)
• M26: 7,471,366 km (0.08 R)
• M27: 7,652,978 km (0.093 R)
• M28: 7,862,415 km (0.072 R)
• M29: 7,967,732 km (0.084 R)
• M30: 8,206,640 km (0.042 R)
• M31: 9,047,530 km (0.085 R)
• M32: 9,548,383 km (0.118 R)
• M33: 9,660,881 km (0.116 R)
• M34: 10,316,718 km (0.101 R)
• M35: 10,403,335 km (0.107 R)
• M36: 10,606,339 km (0.095 R)
• M37: 10,957,446 km (0.114 R)
• M38: 11,134,570 km (0.106 R)
• M39: 11,491,360 km (0.083 R)
• M40: 11,581,269 km (0.044 R)
• M41: 11,973,215 km (0.049 R)
• M42: 12,400,168 km (0.115 R)
• M43: 12,708,190 km (0.106 R)
• M44: 12,894,289 km (0.114 R)
• M45: 13,112,553 km (0.107 R)
• M46: 14,157,793 km (0.085 R)
• M47: 14,383,087 km (0.088 R)
• M48: 14,512,190 km (0.063 R)
• M49: 14,609,429 km (0.095 R)
• M50: 14,706,817 km (0.078 R)
• M51: 15,262,723 km (0.065 R)
• M52: 15,692,517 km (0.113 R)
• M53: 15,925,741 km (0.088 R)
• M54: 16,260,690 km (0.073 R)
• M55: 16,835,595 km (0.112 R)
• M56: 16,937,621 km (0.042 R)
• M57: 17,074,203 km (0.062 R)
• M58: 17,245,343 km (0.067 R)
• M59: 17,762,204 km (0.118 R)
• M60: 17,901,031 km (0.082 R)
• M61: 18,005,301 km (0.064 R)
• M62: 18,214,438 km (0.107 R)
• M63: 18,599,952 km (0.071 R)
• M64: 18,740,873 km (0.11 R)
• M65: 18,846,789 km (0.112 R)
• M66: 20,277,543 km (0.109 R)
• M67: 20,677,268 km (0.085 R)
• M68: 20,896,279 km (0.071 R)
• M69: 21,152,840 km (0.107 R)
• M70: 21,669,102 km (0.116 R)
• M71: 22,451,349 km (0.114 R)
• M72: 22,940,235 km (0.066 R)
• M73: 23,091,329 km (0.106 R)
• M74: 23,470,709 km (0.113 R)
• M75: 23,737,442 km (0.093 R)
• M76: 23,890,331 km (0.052 R)
• M77: 24,427,986 km (0.117 R)
• M78: 25,437,024 km (0.051 R)
• M79: 25,671,743 km (0.095 R)
• M80: 25,907,359 km (0.1 R)
• M81: 26,183,068 km (0.045 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 18,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit