🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.4

Radius: 8.8

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.64 AU - 0.96 AU

Year: 494 Days

Day: 15 Hours

Environment

Temp: -175 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,948,082 km

• M1: 109,506 km (0.099 R)
• M2: 442,959 km (0.119 R)
• M3: 760,107 km (0.083 R)
• M4: 1,078,451 km (0.101 R)
• M5: 1,694,196 km (0.086 R)
• M6: 1,988,754 km (0.065 R)
• M7: 2,438,445 km (0.095 R)
• M8: 2,720,886 km (0.095 R)
• M9: 3,954,919 km (0.098 R)
• M10: 4,586,820 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.9

Radius: 14.8

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.27 AU - 1.53 AU

Year: 1143 Days

Day: 8.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,948,082 km

• M1: 184,155 km (0.051 R)
• M2: 722,408 km (0.097 R)
• M3: 1,192,445 km (0.092 R)
• M4: 1,966,015 km (0.081 R)
• M5: 2,475,097 km (0.099 R)
• M6: 3,459,002 km (0.079 R)
• M7: 4,009,073 km (0.084 R)
• M8: 5,977,482 km (0.074 R)
• M9: 6,822,261 km (0.062 R)
• M10: 7,823,969 km (0.111 R)
• M11: 8,554,156 km (0.097 R)
• M12: 11,456,654 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.3

Radius: 8.4

Gravity: 13.41 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.6 AU - 1.98 AU

Year: 1653 Days

Day: 12 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 27,948,082 km

• M1: 104,569 km (0.092 R)
• M2: 422,464 km (0.088 R)
• M3: 754,721 km (0.064 R)
• M4: 1,081,593 km (0.091 R)
• M5: 1,410,409 km (0.038 R)
• M6: 1,752,539 km (0.04 R)
• M7: 3,173,270 km (0.04 R)
• M8: 3,486,528 km (0.077 R)
• M9: 4,634,841 km (0.091 R)
• M10: 4,930,746 km (0.049 R)
• M11: 5,306,984 km (0.068 R)
• M12: 6,525,609 km (0.085 R)
• M13: 7,144,794 km (0.104 R)
• M14: 10,479,630 km (0.111 R)
• M15: 12,342,273 km (0.091 R)
• M16: 14,150,014 km (0.07 R)
• M17: 15,558,179 km (0.079 R)
• M18: 15,936,212 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289

Radius: 9.1

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.47 AU - 5.78 AU

Year: 6854 Days

Day: 12.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 27,948,082 km

• M1: 113,844 km (0.063 R)
• M2: 465,249 km (0.106 R)
• M3: 750,832 km (0.117 R)
• M4: 1,104,481 km (0.11 R)
• M5: 1,455,587 km (0.079 R)
• M6: 1,881,343 km (0.058 R)
• M7: 2,599,263 km (0.087 R)
• M8: 3,468,726 km (0.12 R)
• M9: 5,027,685 km (0.12 R)
• M10: 5,432,497 km (0.034 R)
• M11: 6,715,000 km (0.089 R)
• M12: 7,582,218 km (0.065 R)
• M13: 9,217,473 km (0.108 R)
• M14: 10,033,529 km (0.029 R)
• M15: 10,808,446 km (0.092 R)
• M16: 11,669,083 km (0.037 R)
• M17: 13,629,413 km (0.056 R)
• M18: 14,905,782 km (0.092 R)
• M19: 15,856,926 km (0.106 R)
• M20: 17,147,058 km (0.036 R)
• M21: 19,603,903 km (0.101 R)
• M22: 24,739,748 km (0.079 R)
• M23: 26,552,425 km (0.052 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 15,862 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit