🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.08 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.86 AU - 2.46 AU

Year: 1106 Days

Day: 29.6 Hours

Environment

Temp: -55 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 108,437,246 km

• M1: 168,148 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.1

Radius: 13.5

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 7.73 AU - 8.83 AU

Year: 8297 Days

Day: 5.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 108,437,246 km

• M1: 167,849 km (0.116 R)
• M2: 623,973 km (0.058 R)
• M3: 1,623,436 km (0.113 R)
• M4: 2,066,994 km (0.087 R)
• M5: 2,623,647 km (0.096 R)
• M6: 3,618,025 km (0.09 R)
• M7: 4,731,781 km (0.11 R)
• M8: 5,681,877 km (0.1 R)
• M9: 10,669,619 km (0.109 R)
• M10: 11,551,349 km (0.095 R)
• M11: 12,709,536 km (0.12 R)
• M12: 14,339,405 km (0.073 R)
• M13: 15,943,243 km (0.12 R)
• M14: 18,777,674 km (0.095 R)
• M15: 21,080,734 km (0.107 R)

Planet 3 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 99.7

Radius: 7.5

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 18.7 AU - 19.7 AU

Year: 29299 Days

Day: 21.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 108,437,246 km

• M1: 93,199 km (0.084 R)
• M2: 1,613,712 km (0.109 R)
• M3: 2,136,557 km (0.041 R)
• M4: 3,293,397 km (0.111 R)
• M5: 3,749,970 km (0.028 R)
• M6: 4,726,844 km (0.101 R)
• M7: 6,045,400 km (0.11 R)
• M8: 8,666,953 km (0.114 R)
• M9: 15,523,023 km (0.114 R)
• M10: 16,012,507 km (0.046 R)
• M11: 17,392,847 km (0.074 R)
• M12: 23,711,263 km (0.081 R)
• M13: 43,581,899 km (0.102 R)
• M14: 50,095,091 km (0.092 R)

Planet 4 - Ice Giant

Semi-Major Axis: 19.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904

Radius: 4.8

Gravity: 39.24 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 15.74 AU - 22.94 AU

Year: 29620 Days

Day: 22.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 108,437,246 km

• M1: 59,690 km (0.093 R)
• M2: 326,273 km (0.093 R)
• M3: 528,978 km (0.035 R)
• M4: 1,167,163 km (0.12 R)
• M5: 2,464,326 km (0.104 R)
• M6: 3,165,042 km (0.069 R)
• M7: 3,780,039 km (0.091 R)
• M8: 4,061,582 km (0.07 R)
• M9: 4,826,925 km (0.097 R)
• M10: 5,286,639 km (0.096 R)
• M11: 7,366,349 km (0.051 R)
• M12: 7,861,966 km (0.082 R)
• M13: 9,042,294 km (0.094 R)
• M14: 9,481,812 km (0.104 R)
• M15: 16,012,657 km (0.103 R)
• M16: 22,774,032 km (0.061 R)
• M17: 25,269,175 km (0.051 R)
• M18: 25,516,011 km (0.063 R)
• M19: 29,141,366 km (0.072 R)
• M20: 30,375,698 km (0.11 R)
• M21: 34,742,011 km (0.101 R)
• M22: 35,973,202 km (0.109 R)
• M23: 47,822,849 km (0.104 R)
• M24: 52,086,239 km (0.062 R)
• M25: 56,596,016 km (0.118 R)
• M26: 58,083,617 km (0.108 R)
• M27: 58,945,451 km (0.055 R)
• M28: 61,359,063 km (0.078 R)
• M29: 68,274,972 km (0.085 R)
• M30: 73,916,009 km (0.086 R)
• M31: 75,948,595 km (0.111 R)
• M32: 88,363,573 km (0.105 R)
• M33: 97,148,857 km (0.063 R)
• M34: 105,856,949 km (0.107 R)

Kuiper Belt

Range: 31.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 15,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit