🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.48 AU - 0.68 AU

Year: 285 Days

Day: 21.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 908.9

Radius: 12.9

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2 AU - 2.18 AU

Year: 1951 Days

Day: 14.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,824,053 km

• M1: 160,369 km (0.104 R)
• M2: 575,503 km (0.05 R)
• M3: 1,154,596 km (0.105 R)
• M4: 1,891,665 km (0.086 R)
• M5: 2,475,695 km (0.102 R)
• M6: 3,113,431 km (0.085 R)
• M7: 4,009,821 km (0.083 R)
• M8: 4,529,674 km (0.1 R)
• M9: 5,185,062 km (0.07 R)
• M10: 5,754,282 km (0.089 R)
• M11: 6,391,270 km (0.115 R)
• M12: 8,206,939 km (0.077 R)
• M13: 8,948,795 km (0.113 R)
• M14: 10,904,488 km (0.112 R)
• M15: 11,444,836 km (0.079 R)
• M16: 11,922,202 km (0.037 R)
• M17: 12,621,124 km (0.1 R)
• M18: 15,071,088 km (0.11 R)
• M19: 17,612,157 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.6

Radius: 10.6

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.06 AU - 3.18 AU

Year: 3558 Days

Day: 13.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,824,053 km

• M1: 131,945 km (0.112 R)
• M2: 466,895 km (0.095 R)
• M3: 923,617 km (0.067 R)
• M4: 1,442,722 km (0.074 R)
• M5: 2,135,958 km (0.051 R)
• M6: 2,679,747 km (0.102 R)
• M7: 3,110,289 km (0.099 R)
• M8: 4,567,821 km (0.11 R)
• M9: 5,691,152 km (0.094 R)
• M10: 6,142,489 km (0.112 R)
• M11: 7,574,739 km (0.104 R)
• M12: 8,086,662 km (0.106 R)
• M13: 8,731,280 km (0.096 R)
• M14: 9,066,379 km (0.116 R)
• M15: 10,368,928 km (0.061 R)
• M16: 13,737,572 km (0.107 R)
• M17: 15,559,824 km (0.077 R)
• M18: 17,420,522 km (0.109 R)
• M19: 21,042,885 km (0.11 R)
• M20: 22,331,073 km (0.08 R)
• M21: 22,888,923 km (0.095 R)
• M22: 24,766,526 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 392.4

Radius: 7.4

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 6.09 AU - 7.59 AU

Year: 11550 Days

Day: 18.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 43,824,053 km

• M1: 92,003 km (0.095 R)
• M2: 502,798 km (0.048 R)
• M3: 887,564 km (0.12 R)
• M4: 1,485,058 km (0.055 R)
• M5: 1,721,423 km (0.07 R)
• M6: 2,548,998 km (0.082 R)
• M7: 2,975,651 km (0.077 R)
• M8: 3,285,917 km (0.115 R)
• M9: 3,520,786 km (0.087 R)
• M10: 5,019,757 km (0.099 R)
• M11: 5,428,308 km (0.086 R)
• M12: 7,328,351 km (0.069 R)
• M13: 7,568,156 km (0.102 R)
• M14: 8,021,587 km (0.109 R)
• M15: 9,165,263 km (0.086 R)
• M16: 9,921,032 km (0.112 R)
• M17: 11,991,466 km (0.09 R)
• M18: 12,894,738 km (0.063 R)
• M19: 16,551,359 km (0.053 R)
• M20: 17,315,206 km (0.084 R)
• M21: 20,057,185 km (0.047 R)
• M22: 21,327,720 km (0.059 R)
• M23: 22,398,990 km (0.108 R)
• M24: 23,333,079 km (0.093 R)
• M25: 24,204,487 km (0.096 R)
• M26: 25,460,660 km (0.092 R)
• M27: 28,691,525 km (0.119 R)
• M28: 33,374,238 km (0.045 R)
• M29: 33,703,353 km (0.101 R)
• M30: 35,381,841 km (0.03 R)
• M31: 36,415,114 km (0.119 R)
• M32: 39,025,597 km (0.12 R)
• M33: 39,635,956 km (0.06 R)
• M34: 41,885,459 km (0.07 R)
• M35: 43,824,098 km (0.115 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 17,591 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit