🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800

Radius: 8.1

Gravity: 12.19 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.51 AU - 0.71 AU

Year: 335 Days

Day: 7.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,959,526 km

• M1: 117,734 km (0.117 R)
• M2: 425,008 km (0.081 R)
• M3: 691,142 km (0.119 R)
• M4: 980,016 km (0.098 R)
• M5: 1,291,329 km (0.03 R)
• M6: 1,586,336 km (0.03 R)
• M7: 2,134,762 km (0.105 R)
• M8: 2,665,834 km (0.089 R)
• M9: 3,084,558 km (0.113 R)
• M10: 3,372,385 km (0.052 R)
• M11: 3,702,547 km (0.08 R)
• M12: 4,092,998 km (0.042 R)
• M13: 4,510,825 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.6

Radius: 11.5

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.56 AU - 0.7 AU

Year: 351 Days

Day: 8.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 145.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,959,526 km

• M1: 143,016 km (0.093 R)
• M2: 600,336 km (0.056 R)
• M3: 970,591 km (0.089 R)
• M4: 1,775,876 km (0.065 R)
• M5: 2,324,302 km (0.113 R)
• M6: 2,787,607 km (0.07 R)
• M7: 3,380,912 km (0.095 R)
• M8: 4,096,139 km (0.035 R)
• M9: 4,632,148 km (0.082 R)
• M10: 5,106,374 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875

Radius: 13.6

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.89 AU - 1.27 AU

Year: 789 Days

Day: 11.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 29,959,526 km

• M1: 169,943 km (0.088 R)
• M2: 614,997 km (0.097 R)
• M3: 1,083,837 km (0.05 R)
• M4: 1,521,261 km (0.103 R)
• M5: 2,738,090 km (0.119 R)
• M6: 3,448,081 km (0.04 R)
• M7: 4,039,442 km (0.103 R)
• M8: 4,628,857 km (0.12 R)
• M9: 5,163,520 km (0.118 R)
• M10: 5,920,186 km (0.095 R)
• M11: 6,529,797 km (0.099 R)
• M12: 6,997,291 km (0.1 R)
• M13: 7,850,896 km (0.106 R)
• M14: 8,277,549 km (0.037 R)
• M15: 9,177,680 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.1

Radius: 8.7

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1 AU - 1.26 AU

Year: 844 Days

Day: 11 Hours

Environment

Temp: -178 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 29,959,526 km

• M1: 108,458 km (0.119 R)
• M2: 1,019,061 km (0.056 R)
• M3: 1,313,619 km (0.112 R)
• M4: 2,072,080 km (0.115 R)
• M5: 2,583,406 km (0.115 R)
• M6: 4,268,177 km (0.055 R)
• M7: 5,161,127 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.4

Radius: 11.1

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.15 AU - 2.15 AU

Year: 2216 Days

Day: 6.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,959,526 km

• M1: 138,079 km (0.075 R)
• M2: 598,990 km (0.056 R)
• M3: 997,519 km (0.098 R)
• M4: 1,627,176 km (0.083 R)
• M5: 2,179,491 km (0.077 R)
• M6: 2,945,133 km (0.067 R)
• M7: 3,468,127 km (0.105 R)
• M8: 4,637,684 km (0.107 R)
• M9: 5,163,969 km (0.114 R)
• M10: 6,362,697 km (0.118 R)
• M11: 7,648,790 km (0.089 R)
• M12: 8,512,268 km (0.033 R)
• M13: 8,868,910 km (0.07 R)
• M14: 10,323,151 km (0.091 R)
• M15: 12,878,432 km (0.035 R)
• M16: 13,305,983 km (0.115 R)
• M17: 14,144,329 km (0.116 R)
• M18: 15,017,532 km (0.103 R)
• M19: 16,024,176 km (0.049 R)
• M20: 16,469,080 km (0.053 R)
• M21: 16,922,212 km (0.07 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.7

Radius: 11.1

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 3.9 AU - 3.96 AU

Year: 5476 Days

Day: 12.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,959,526 km

• M1: 138,079 km (0.089 R)
• M2: 565,929 km (0.094 R)
• M3: 1,460,973 km (0.117 R)
• M4: 2,411,218 km (0.06 R)
• M5: 2,801,519 km (0.062 R)
• M6: 4,781,896 km (0.097 R)
• M7: 5,777,919 km (0.069 R)
• M8: 6,293,882 km (0.109 R)
• M9: 7,211,066 km (0.089 R)
• M10: 8,289,966 km (0.057 R)
• M11: 9,892,159 km (0.11 R)
• M12: 10,632,070 km (0.1 R)
• M13: 11,502,431 km (0.094 R)
• M14: 13,489,090 km (0.078 R)
• M15: 17,750,236 km (0.093 R)
• M16: 19,573,086 km (0.03 R)
• M17: 20,529,914 km (0.032 R)
• M18: 21,950,496 km (0.102 R)
• M19: 22,462,868 km (0.098 R)
• M20: 23,208,614 km (0.114 R)
• M21: 26,853,416 km (0.106 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 16,837 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit