🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.1

Radius: 10.7

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.49 AU - 0.63 AU

Year: 289 Days

Day: 7 Hours

Environment

Temp: -156 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 47,603,152 km

• M1: 134,040 km (0.07 R)
• M2: 589,864 km (0.071 R)
• M3: 1,145,920 km (0.025 R)
• M4: 1,488,200 km (0.11 R)
• M5: 1,850,077 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.7

Radius: 8.1

Gravity: 12.08 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.49 AU - 2.15 AU

Year: 1695 Days

Day: 7.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,603,152 km

• M1: 100,679 km (0.075 R)
• M2: 363,672 km (0.119 R)
• M3: 661,073 km (0.111 R)
• M4: 1,171,501 km (0.04 R)
• M5: 1,804,599 km (0.05 R)
• M6: 2,072,529 km (0.075 R)
• M7: 2,458,491 km (0.098 R)
• M8: 2,906,537 km (0.1 R)
• M9: 3,542,029 km (0.117 R)
• M10: 3,929,188 km (0.065 R)
• M11: 4,190,087 km (0.1 R)
• M12: 4,562,885 km (0.106 R)
• M13: 5,086,926 km (0.055 R)
• M14: 5,697,285 km (0.064 R)
• M15: 6,279,969 km (0.112 R)
• M16: 6,848,441 km (0.118 R)
• M17: 7,852,093 km (0.111 R)
• M18: 8,698,069 km (0.069 R)
• M19: 10,821,910 km (0.068 R)
• M20: 13,228,042 km (0.028 R)
• M21: 14,777,577 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.4

Radius: 11.3

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.62 AU - 2.68 AU

Year: 2176 Days

Day: 9.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,603,152 km

• M1: 140,622 km (0.088 R)
• M2: 503,995 km (0.086 R)
• M3: 864,227 km (0.096 R)
• M4: 1,433,596 km (0.093 R)
• M5: 2,097,661 km (0.059 R)
• M6: 2,541,967 km (0.073 R)
• M7: 3,853,342 km (0.109 R)
• M8: 4,504,841 km (0.1 R)
• M9: 5,760,864 km (0.076 R)
• M10: 6,152,212 km (0.101 R)
• M11: 7,265,221 km (0.059 R)
• M12: 8,507,631 km (0.04 R)
• M13: 9,114,250 km (0.051 R)
• M14: 11,755,550 km (0.073 R)
• M15: 12,793,909 km (0.111 R)
• M16: 13,167,305 km (0.07 R)
• M17: 13,849,023 km (0.106 R)
• M18: 14,420,038 km (0.079 R)
• M19: 15,006,910 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.9

Radius: 7.7

Gravity: 16.11 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.26 AU - 8.58 AU

Year: 13951 Days

Day: 18.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 47,603,152 km

• M1: 95,743 km (0.12 R)
• M2: 435,479 km (0.107 R)
• M3: 940,223 km (0.098 R)
• M4: 1,269,188 km (0.087 R)
• M5: 2,885,145 km (0.091 R)
• M6: 3,817,139 km (0.089 R)
• M7: 4,432,735 km (0.113 R)
• M8: 7,759,193 km (0.113 R)
• M9: 10,725,120 km (0.054 R)
• M10: 11,202,786 km (0.109 R)
• M11: 14,660,442 km (0.091 R)
• M12: 18,684,475 km (0.1 R)
• M13: 19,028,251 km (0.098 R)
• M14: 22,217,977 km (0.046 R)
• M15: 22,507,000 km (0.061 R)
• M16: 23,989,664 km (0.044 R)
• M17: 25,431,189 km (0.085 R)
• M18: 25,959,719 km (0.11 R)
• M19: 27,811,591 km (0.051 R)
• M20: 28,372,583 km (0.071 R)
• M21: 30,336,653 km (0.076 R)
• M22: 34,791,827 km (0.093 R)
• M23: 35,574,374 km (0.099 R)
• M24: 37,174,622 km (0.109 R)
• M25: 47,000,509 km (0.059 R)
• M26: 49,907,645 km (0.081 R)
• M27: 52,932,514 km (0.104 R)
• M28: 56,972,703 km (0.059 R)
• M29: 63,701,616 km (0.081 R)
• M30: 65,858,667 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 228.5

Radius: 7.1

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 7.58 AU - 9.44 AU

Year: 17136 Days

Day: 20.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 47,603,152 km

• M1: 95,443 km (0.066 R)
• M2: 753,375 km (0.091 R)
• M3: 1,235,230 km (0.112 R)
• M4: 1,811,481 km (0.109 R)
• M5: 2,268,353 km (0.086 R)
• M6: 2,494,993 km (0.11 R)
• M7: 2,906,836 km (0.101 R)
• M8: 3,268,115 km (0.116 R)
• M9: 4,108,257 km (0.081 R)
• M10: 4,418,074 km (0.098 R)
• M11: 5,747,101 km (0.106 R)
• M12: 7,042,769 km (0.115 R)
• M13: 8,432,682 km (0.095 R)
• M14: 8,934,134 km (0.075 R)
• M15: 10,249,249 km (0.038 R)
• M16: 10,820,264 km (0.115 R)
• M17: 12,197,014 km (0.12 R)
• M18: 12,602,573 km (0.109 R)
• M19: 13,076,948 km (0.1 R)
• M20: 16,246,628 km (0.084 R)
• M21: 17,383,422 km (0.102 R)
• M22: 18,877,905 km (0.094 R)
• M23: 19,186,825 km (0.068 R)
• M24: 19,735,400 km (0.089 R)
• M25: 24,415,868 km (0.085 R)
• M26: 24,782,682 km (0.037 R)
• M27: 27,949,819 km (0.108 R)
• M28: 30,310,473 km (0.044 R)
• M29: 30,840,648 km (0.1 R)
• M30: 34,038,452 km (0.087 R)
• M31: 36,368,290 km (0.053 R)
• M32: 37,450,630 km (0.084 R)
• M33: 38,927,012 km (0.083 R)
• M34: 41,473,018 km (0.119 R)
• M35: 46,471,831 km (0.097 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 15,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit