🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.4

Radius: 10.2

Gravity: 7.28 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.85 AU - 1.03 AU

Year: 579 Days

Day: 11.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 52,729,809 km

• M1: 127,158 km (0.056 R)
• M2: 453,282 km (0.092 R)
• M3: 850,913 km (0.113 R)
• M4: 1,212,940 km (0.108 R)
• M5: 1,890,917 km (0.046 R)
• M6: 2,252,944 km (0.104 R)
• M7: 2,976,549 km (0.063 R)
• M8: 3,316,734 km (0.1 R)
• M9: 3,975,264 km (0.085 R)
• M10: 4,497,211 km (0.062 R)
• M11: 4,815,855 km (0.116 R)
• M12: 5,200,770 km (0.069 R)
• M13: 5,715,536 km (0.115 R)
• M14: 7,056,382 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466

Radius: 13.5

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.52 AU - 1.78 AU

Year: 1348 Days

Day: 12.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 52,729,809 km

• M1: 167,998 km (0.063 R)
• M2: 757,264 km (0.108 R)
• M3: 1,615,507 km (0.103 R)
• M4: 2,781,324 km (0.11 R)
• M5: 3,420,855 km (0.079 R)
• M6: 3,943,250 km (0.106 R)
• M7: 5,527,941 km (0.099 R)
• M8: 6,964,828 km (0.066 R)
• M9: 10,035,624 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68

Radius: 8.8

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.87 AU - 2.41 AU

Year: 1990 Days

Day: 12.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,729,809 km

• M1: 110,553 km (0.11 R)
• M2: 457,321 km (0.105 R)
• M3: 749,037 km (0.051 R)
• M4: 1,656,497 km (0.119 R)
• M5: 1,973,944 km (0.073 R)
• M6: 2,667,031 km (0.094 R)
• M7: 3,046,112 km (0.077 R)
• M8: 3,356,976 km (0.118 R)
• M9: 4,705,003 km (0.095 R)
• M10: 5,401,680 km (0.106 R)
• M11: 6,543,112 km (0.065 R)
• M12: 7,192,366 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.8

Radius: 13.8

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.65 AU - 4.09 AU

Year: 3933 Days

Day: 11.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,729,809 km

• M1: 171,738 km (0.102 R)
• M2: 691,890 km (0.112 R)
• M3: 1,265,149 km (0.095 R)
• M4: 2,069,537 km (0.092 R)
• M5: 2,548,250 km (0.042 R)
• M6: 3,157,263 km (0.111 R)
• M7: 4,104,816 km (0.066 R)
• M8: 5,477,825 km (0.104 R)
• M9: 6,718,291 km (0.095 R)
• M10: 7,679,008 km (0.101 R)
• M11: 11,612,236 km (0.092 R)
• M12: 13,294,464 km (0.104 R)
• M13: 13,907,216 km (0.049 R)
• M14: 16,606,710 km (0.107 R)
• M15: 18,359,698 km (0.079 R)
• M16: 19,967,426 km (0.115 R)
• M17: 20,636,129 km (0.12 R)
• M18: 21,388,905 km (0.1 R)
• M19: 23,757,638 km (0.063 R)
• M20: 24,508,769 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 193.2

Radius: 3.6

Gravity: 14.91 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.91 AU - 13.15 AU

Year: 21726 Days

Day: 21.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,729,809 km

• M1: 102,325 km (0.112 R)
• M2: 294,558 km (0.116 R)
• M3: 669,151 km (0.112 R)
• M4: 1,290,282 km (0.107 R)
• M5: 1,629,570 km (0.083 R)
• M6: 1,938,040 km (0.036 R)
• M7: 3,391,384 km (0.114 R)
• M8: 4,942,414 km (0.074 R)
• M9: 7,495,601 km (0.11 R)
• M10: 10,484,567 km (0.115 R)
• M11: 11,198,597 km (0.117 R)
• M12: 13,093,404 km (0.085 R)
• M13: 24,854,789 km (0.072 R)
• M14: 25,239,405 km (0.089 R)
• M15: 26,218,373 km (0.07 R)
• M16: 27,631,026 km (0.05 R)
• M17: 27,836,873 km (0.068 R)
• M18: 32,172,069 km (0.036 R)
• M19: 33,438,714 km (0.106 R)
• M20: 35,098,204 km (0.097 R)
• M21: 36,316,529 km (0.108 R)
• M22: 37,562,978 km (0.097 R)
• M23: 42,013,515 km (0.106 R)
• M24: 45,073,090 km (0.076 R)
• M25: 47,832,124 km (0.09 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 18,821 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit