🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.8

Radius: 11.5

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.87 AU - 1.29 AU

Year: 725 Days

Day: 10.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 37,584,592 km

• M1: 143,016 km (0.096 R)
• M2: 616,942 km (0.11 R)
• M3: 1,088,025 km (0.045 R)
• M4: 1,568,234 km (0.063 R)
• M5: 2,043,507 km (0.066 R)
• M6: 2,667,330 km (0.089 R)
• M7: 3,276,792 km (0.087 R)
• M8: 3,742,191 km (0.103 R)
• M9: 4,105,564 km (0.109 R)
• M10: 4,823,035 km (0.099 R)
• M11: 5,186,708 km (0.096 R)
• M12: 5,895,203 km (0.086 R)
• M13: 6,829,592 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.8

Radius: 9.2

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.08 AU - 1.64 AU

Year: 1024 Days

Day: 11.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,584,592 km

• M1: 115,490 km (0.066 R)
• M2: 584,778 km (0.114 R)
• M3: 1,051,972 km (0.077 R)
• M4: 1,647,821 km (0.1 R)
• M5: 1,971,102 km (0.116 R)
• M6: 2,486,915 km (0.046 R)
• M7: 2,794,937 km (0.045 R)
• M8: 3,272,154 km (0.09 R)
• M9: 3,744,435 km (0.119 R)
• M10: 4,455,174 km (0.027 R)
• M11: 5,125,821 km (0.115 R)
• M12: 6,307,794 km (0.095 R)
• M13: 7,108,143 km (0.087 R)
• M14: 7,733,761 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 707.8

Radius: 11.9

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.24 AU - 3.12 AU

Year: 2833 Days

Day: 6.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 37,584,592 km

• M1: 147,952 km (0.118 R)
• M2: 529,876 km (0.058 R)
• M3: 970,890 km (0.114 R)
• M4: 3,151,130 km (0.098 R)
• M5: 4,367,211 km (0.065 R)
• M6: 4,812,564 km (0.113 R)
• M7: 5,614,109 km (0.091 R)
• M8: 6,418,048 km (0.066 R)
• M9: 8,456,020 km (0.112 R)
• M10: 12,057,738 km (0.048 R)
• M11: 12,625,462 km (0.102 R)
• M12: 15,026,807 km (0.053 R)
• M13: 17,718,073 km (0.044 R)
• M14: 18,338,156 km (0.032 R)
• M15: 19,502,476 km (0.106 R)
• M16: 20,653,781 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.1

Radius: 8.3

Gravity: 11 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.27 AU - 5.15 AU

Year: 6600 Days

Day: 11 Hours

Environment

Temp: -222 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 37,584,592 km

• M1: 103,522 km (0.112 R)
• M2: 394,190 km (0.116 R)
• M3: 961,765 km (0.105 R)
• M4: 1,487,302 km (0.12 R)
• M5: 1,881,193 km (0.105 R)
• M6: 2,143,737 km (0.117 R)
• M7: 3,062,568 km (0.093 R)
• M8: 3,541,580 km (0.066 R)
• M9: 3,920,661 km (0.095 R)
• M10: 6,005,158 km (0.095 R)
• M11: 6,791,893 km (0.105 R)
• M12: 7,879,619 km (0.103 R)
• M13: 8,239,701 km (0.07 R)
• M14: 9,386,369 km (0.115 R)
• M15: 10,114,162 km (0.084 R)
• M16: 11,376,170 km (0.102 R)
• M17: 12,849,410 km (0.046 R)
• M18: 21,380,079 km (0.09 R)
• M19: 21,689,896 km (0.052 R)
• M20: 24,614,983 km (0.106 R)
• M21: 30,838,853 km (0.087 R)
• M22: 32,544,269 km (0.086 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 17,711 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit