🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.86 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.7

Radius: 8.7

Gravity: 12.11 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.63 AU - 3.81 AU

Year: 4953 Days

Day: 14.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 70,410,101 km

• M1: 108,458 km (0.113 R)
• M2: 563,834 km (0.089 R)
• M3: 871,108 km (0.114 R)
• M4: 1,250,040 km (0.092 R)
• M5: 2,063,104 km (0.112 R)
• M6: 2,655,961 km (0.111 R)
• M7: 3,400,509 km (0.067 R)
• M8: 3,752,962 km (0.08 R)
• M9: 4,178,568 km (0.098 R)
• M10: 4,662,367 km (0.047 R)
• M11: 5,531,680 km (0.057 R)
• M12: 6,439,141 km (0.116 R)
• M13: 7,226,774 km (0.08 R)
• M14: 9,931,803 km (0.085 R)
• M15: 10,334,221 km (0.112 R)
• M16: 12,104,113 km (0.092 R)
• M17: 12,511,917 km (0.088 R)
• M18: 13,408,906 km (0.055 R)
• M19: 13,735,478 km (0.096 R)
• M20: 19,641,602 km (0.112 R)
• M21: 19,992,409 km (0.061 R)
• M22: 21,512,174 km (0.112 R)
• M23: 22,035,318 km (0.086 R)
• M24: 25,354,745 km (0.056 R)
• M25: 29,357,086 km (0.097 R)
• M26: 29,816,052 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.2

Radius: 9

Gravity: 6.88 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.6 AU - 4.42 AU

Year: 5543 Days

Day: 12.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,410,101 km

• M1: 113,994 km (0.116 R)
• M2: 432,188 km (0.104 R)
• M3: 899,981 km (0.044 R)
• M4: 1,379,592 km (0.096 R)
• M5: 2,185,026 km (0.076 R)
• M6: 3,116,872 km (0.048 R)
• M7: 4,268,626 km (0.089 R)
• M8: 5,950,555 km (0.091 R)
• M9: 8,681,464 km (0.031 R)
• M10: 9,118,439 km (0.067 R)
• M11: 10,036,521 km (0.07 R)
• M12: 11,015,041 km (0.097 R)
• M13: 11,910,085 km (0.086 R)
• M14: 14,441,430 km (0.106 R)
• M15: 14,998,982 km (0.106 R)
• M16: 15,340,364 km (0.11 R)
• M17: 18,781,115 km (0.093 R)
• M18: 22,260,313 km (0.05 R)
• M19: 24,699,356 km (0.093 R)
• M20: 25,416,229 km (0.119 R)
• M21: 26,808,088 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120

Radius: 12.9

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.34 AU - 4.88 AU

Year: 5751 Days

Day: 13.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,410,101 km

• M1: 160,818 km (0.091 R)
• M2: 702,960 km (0.098 R)
• M3: 1,161,478 km (0.11 R)
• M4: 1,769,892 km (0.116 R)
• M5: 2,585,350 km (0.066 R)
• M6: 3,039,829 km (0.111 R)
• M7: 3,459,451 km (0.066 R)
• M8: 4,802,241 km (0.111 R)
• M9: 5,398,987 km (0.067 R)
• M10: 5,815,617 km (0.044 R)
• M11: 6,227,460 km (0.107 R)
• M12: 7,343,161 km (0.105 R)
• M13: 9,752,884 km (0.073 R)
• M14: 10,410,815 km (0.096 R)
• M15: 16,787,723 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.5

Radius: 6.9

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.92 AU - 11.84 AU

Year: 21436 Days

Day: 15.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,410,101 km

• M1: 85,869 km (0.107 R)
• M2: 401,670 km (0.107 R)
• M3: 682,765 km (0.067 R)
• M4: 1,082,490 km (0.119 R)
• M5: 1,307,635 km (0.055 R)
• M6: 1,596,658 km (0.104 R)
• M7: 1,965,716 km (0.077 R)
• M8: 2,221,678 km (0.117 R)
• M9: 4,193,528 km (0.108 R)
• M10: 4,827,074 km (0.079 R)
• M11: 5,185,212 km (0.109 R)
• M12: 5,994,985 km (0.063 R)
• M13: 6,536,978 km (0.102 R)
• M14: 6,797,877 km (0.09 R)
• M15: 7,110,985 km (0.092 R)
• M16: 7,670,332 km (0.092 R)
• M17: 8,009,919 km (0.103 R)
• M18: 11,658,910 km (0.116 R)
• M19: 13,178,076 km (0.067 R)
• M20: 14,750,350 km (0.099 R)
• M21: 17,503,250 km (0.094 R)
• M22: 20,953,875 km (0.038 R)
• M23: 23,592,033 km (0.112 R)
• M24: 27,555,778 km (0.068 R)
• M25: 28,123,353 km (0.09 R)
• M26: 33,074,743 km (0.098 R)
• M27: 34,890,263 km (0.066 R)
• M28: 38,718,622 km (0.087 R)
• M29: 40,880,461 km (0.076 R)
• M30: 41,174,720 km (0.12 R)
• M31: 46,235,017 km (0.048 R)
• M32: 46,714,628 km (0.074 R)
• M33: 55,383,974 km (0.043 R)
• M34: 55,924,920 km (0.102 R)
• M35: 62,110,044 km (0.032 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: 216 - 14,762 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit