🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29.6

Radius: 12.3

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.8 AU - 1 AU

Year: 569 Days

Day: 7.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (3)

Outer Limit: 48,792,795 km

• M1: 153,188 km (0.107 R)
• M2: 861,983 km (0.083 R)
• M3: 1,691,503 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.6

Radius: 9.6

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.33 AU - 1.77 AU

Year: 1287 Days

Day: 6.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,792,795 km

• M1: 119,379 km (0.111 R)
• M2: 444,156 km (0.093 R)
• M3: 1,251,386 km (0.102 R)
• M4: 1,844,841 km (0.107 R)
• M5: 2,177,397 km (0.063 R)
• M6: 2,550,045 km (0.095 R)
• M7: 3,215,157 km (0.112 R)
• M8: 3,616,678 km (0.093 R)
• M9: 3,947,140 km (0.066 R)
• M10: 4,619,283 km (0.094 R)
• M11: 5,663,626 km (0.103 R)
• M12: 6,373,916 km (0.112 R)
• M13: 7,572,345 km (0.048 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687.7

Radius: 14.8

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.67 AU - 1.79 AU

Year: 1517 Days

Day: 9.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 48,792,795 km

• M1: 184,005 km (0.097 R)
• M2: 659,427 km (0.062 R)
• M3: 1,232,836 km (0.059 R)
• M4: 2,034,681 km (0.081 R)
• M5: 2,652,520 km (0.106 R)
• M6: 3,256,596 km (0.096 R)
• M7: 6,027,448 km (0.091 R)
• M8: 6,875,967 km (0.088 R)
• M9: 8,167,894 km (0.086 R)
• M10: 9,239,015 km (0.111 R)
• M11: 9,712,193 km (0.091 R)
• M12: 10,301,459 km (0.092 R)
• M13: 11,230,013 km (0.099 R)
• M14: 12,477,958 km (0.068 R)
• M15: 13,175,084 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 640.6

Radius: 4.3

Gravity: 34.65 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 5.08 AU - 7.58 AU

Year: 10620 Days

Day: 20.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 48,792,795 km

• M1: 53,556 km (0.081 R)
• M2: 205,099 km (0.03 R)
• M3: 367,113 km (0.112 R)
• M4: 735,722 km (0.065 R)
• M5: 950,246 km (0.102 R)
• M6: 1,519,615 km (0.063 R)
• M7: 1,821,055 km (0.1 R)
• M8: 3,080,071 km (0.11 R)
• M9: 3,363,708 km (0.101 R)
• M10: 3,848,106 km (0.097 R)
• M11: 4,435,876 km (0.106 R)
• M12: 5,717,631 km (0.059 R)
• M13: 6,036,872 km (0.042 R)
• M14: 9,513,976 km (0.057 R)
• M15: 9,962,021 km (0.103 R)
• M16: 10,739,930 km (0.05 R)
• M17: 12,240,547 km (0.115 R)
• M18: 16,344,914 km (0.112 R)
• M19: 16,771,118 km (0.065 R)
• M20: 19,248,608 km (0.109 R)
• M21: 20,045,067 km (0.114 R)
• M22: 21,618,239 km (0.083 R)
• M23: 23,811,194 km (0.115 R)
• M24: 24,266,869 km (0.088 R)
• M25: 33,381,269 km (0.103 R)
• M26: 34,995,579 km (0.108 R)
• M27: 38,378,735 km (0.102 R)
• M28: 44,261,971 km (0.102 R)
• M29: 47,059,152 km (0.106 R)
• M30: 48,065,347 km (0.082 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: 386 - 11,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit