🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.8

Radius: 8.8

Gravity: 12.34 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.64 AU - 0.8 AU

Year: 394 Days

Day: 8.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 60,359,647 km

• M1: 109,506 km (0.102 R)
• M2: 401,072 km (0.098 R)
• M3: 691,441 km (0.113 R)
• M4: 976,724 km (0.081 R)
• M5: 1,262,606 km (0.106 R)
• M6: 1,700,329 km (0.106 R)
• M7: 2,060,711 km (0.088 R)
• M8: 2,712,808 km (0.076 R)
• M9: 3,003,028 km (0.093 R)
• M10: 3,471,269 km (0.118 R)
• M11: 4,208,188 km (0.117 R)
• M12: 5,657,193 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.4

Radius: 11.8

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.58 AU - 0.9 AU

Year: 411 Days

Day: 12.3 Hours

Environment

Temp: -149 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 60,359,647 km

• M1: 147,204 km (0.086 R)
• M2: 653,892 km (0.093 R)
• M3: 1,208,900 km (0.056 R)
• M4: 1,708,856 km (0.102 R)
• M5: 2,128,479 km (0.079 R)
• M6: 5,452,244 km (0.04 R)
• M7: 5,919,139 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.8

Radius: 14.3

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.66 AU - 0.86 AU

Year: 428 Days

Day: 6.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 149.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,359,647 km

• M1: 177,872 km (0.075 R)
• M2: 624,721 km (0.088 R)
• M3: 1,511,986 km (0.09 R)
• M4: 1,986,809 km (0.097 R)
• M5: 2,817,526 km (0.103 R)
• M6: 3,550,556 km (0.107 R)
• M7: 4,030,466 km (0.084 R)
• M8: 4,886,465 km (0.081 R)
• M9: 5,652,556 km (0.096 R)
• M10: 6,329,486 km (0.076 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 826.3

Radius: 6.6

Gravity: 18.97 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.34 AU - 7.36 AU

Year: 12866 Days

Day: 17.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 60,359,647 km

• M1: 82,428 km (0.029 R)
• M2: 357,838 km (0.1 R)
• M3: 593,754 km (0.092 R)
• M4: 1,242,410 km (0.065 R)
• M5: 1,507,049 km (0.073 R)
• M6: 1,984,117 km (0.05 R)
• M7: 4,874,497 km (0.086 R)
• M8: 5,538,263 km (0.117 R)
• M9: 5,873,063 km (0.117 R)
• M10: 6,300,464 km (0.065 R)
• M11: 7,526,718 km (0.095 R)
• M12: 8,125,109 km (0.087 R)
• M13: 10,001,814 km (0.093 R)
• M14: 11,186,480 km (0.086 R)
• M15: 12,149,741 km (0.108 R)
• M16: 13,298,353 km (0.119 R)
• M17: 14,587,438 km (0.09 R)
• M18: 14,868,981 km (0.096 R)
• M19: 17,411,696 km (0.104 R)
• M20: 20,935,025 km (0.088 R)
• M21: 21,383,819 km (0.062 R)
• M22: 22,862,893 km (0.09 R)
• M23: 23,821,367 km (0.108 R)
• M24: 25,613,549 km (0.066 R)
• M25: 29,464,049 km (0.073 R)
• M26: 30,598,300 km (0.045 R)
• M27: 30,828,531 km (0.058 R)
• M28: 32,593,038 km (0.052 R)
• M29: 35,554,178 km (0.098 R)
• M30: 41,722,248 km (0.09 R)
• M31: 49,352,936 km (0.113 R)
• M32: 54,249,424 km (0.088 R)
• M33: 56,988,710 km (0.116 R)
• M34: 58,215,563 km (0.071 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 11,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit