🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.4

Radius: 13.9

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.58 AU - 0.86 AU

Year: 429 Days

Day: 13.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 41,221,769 km

• M1: 172,935 km (0.076 R)
• M2: 786,137 km (0.092 R)
• M3: 1,448,107 km (0.097 R)
• M4: 2,487,214 km (0.099 R)
• M5: 3,323,915 km (0.115 R)
• M6: 3,815,045 km (0.116 R)
• M7: 4,341,330 km (0.112 R)
• M8: 4,974,877 km (0.046 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.2

Radius: 10.6

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.07 AU - 2.89 AU

Year: 2745 Days

Day: 7.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 41,221,769 km

• M1: 131,796 km (0.084 R)
• M2: 597,344 km (0.11 R)
• M3: 989,440 km (0.098 R)
• M4: 2,130,573 km (0.11 R)
• M5: 2,904,293 km (0.1 R)
• M6: 5,003,151 km (0.104 R)
• M7: 5,777,171 km (0.104 R)
• M8: 7,784,176 km (0.095 R)
• M9: 9,747,348 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.3

Radius: 9.1

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.13 AU - 3.15 AU

Year: 3015 Days

Day: 13.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,221,769 km

• M1: 113,246 km (0.047 R)
• M2: 626,217 km (0.099 R)
• M3: 958,025 km (0.091 R)
• M4: 1,534,725 km (0.111 R)
• M5: 2,354,820 km (0.096 R)
• M6: 3,388,990 km (0.092 R)
• M7: 5,150,804 km (0.073 R)
• M8: 6,430,016 km (0.086 R)
• M9: 6,900,052 km (0.102 R)
• M10: 7,971,472 km (0.033 R)
• M11: 9,925,220 km (0.099 R)
• M12: 10,366,085 km (0.115 R)
• M13: 13,602,635 km (0.064 R)
• M14: 15,182,538 km (0.039 R)
• M15: 15,966,880 km (0.081 R)
• M16: 17,776,565 km (0.063 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 965.3

Radius: 3.4

Gravity: 83.5 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 5.62 AU - 6.38 AU

Year: 10331 Days

Day: 15 Hours

Environment

Temp: -218 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 41,221,769 km

• M1: 42,336 km (0.078 R)
• M2: 157,377 km (0.088 R)
• M3: 271,221 km (0.112 R)
• M4: 436,826 km (0.098 R)
• M5: 565,181 km (0.106 R)
• M6: 1,063,491 km (0.081 R)
• M7: 2,032,287 km (0.073 R)
• M8: 2,315,326 km (0.07 R)
• M9: 3,149,484 km (0.101 R)
• M10: 3,607,253 km (0.093 R)
• M11: 4,021,340 km (0.11 R)
• M12: 4,314,552 km (0.079 R)
• M13: 4,943,462 km (0.05 R)
• M14: 6,697,945 km (0.091 R)
• M15: 8,445,398 km (0.102 R)
• M16: 9,835,013 km (0.115 R)
• M17: 10,529,147 km (0.051 R)
• M18: 11,084,903 km (0.052 R)
• M19: 11,370,037 km (0.11 R)
• M20: 11,954,815 km (0.11 R)
• M21: 12,620,974 km (0.058 R)
• M22: 14,293,179 km (0.094 R)
• M23: 15,890,585 km (0.081 R)
• M24: 17,526,288 km (0.111 R)
• M25: 18,069,478 km (0.119 R)
• M26: 21,831,565 km (0.074 R)
• M27: 22,824,446 km (0.082 R)
• M28: 24,036,488 km (0.087 R)
• M29: 29,968,044 km (0.12 R)
• M30: 30,298,954 km (0.078 R)
• M31: 30,632,258 km (0.11 R)
• M32: 32,104,900 km (0.061 R)
• M33: 38,338,045 km (0.098 R)
• M34: 39,383,584 km (0.099 R)
• M35: 39,780,467 km (0.055 R)
• M36: 39,913,460 km (0.066 R)
• M37: 42,495,220 km (0.109 R)
• M38: 47,988,454 km (0.114 R)
• M39: 48,289,893 km (0.059 R)
• M40: 50,591,906 km (0.041 R)
• M41: 52,966,024 km (0.057 R)
• M42: 53,449,524 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 382.8

Radius: 7.1

Gravity: 7.59 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.47 AU - 6.79 AU

Year: 10668 Days

Day: 21.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 41,221,769 km

• M1: 88,412 km (0.114 R)
• M2: 324,179 km (0.063 R)
• M3: 615,296 km (0.039 R)
• M4: 1,704,967 km (0.115 R)
• M5: 2,154,957 km (0.107 R)
• M6: 2,435,603 km (0.077 R)
• M7: 3,049,553 km (0.118 R)
• M8: 5,939,035 km (0.106 R)
• M9: 6,387,081 km (0.074 R)
• M10: 6,894,667 km (0.094 R)
• M11: 7,234,852 km (0.083 R)
• M12: 9,563,193 km (0.096 R)
• M13: 9,986,705 km (0.12 R)
• M14: 10,422,633 km (0.083 R)
• M15: 12,130,293 km (0.064 R)
• M16: 12,404,356 km (0.051 R)
• M17: 16,689,138 km (0.058 R)
• M18: 19,161,243 km (0.04 R)
• M19: 19,608,242 km (0.057 R)
• M20: 22,273,777 km (0.077 R)
• M21: 23,101,502 km (0.089 R)
• M22: 24,906,250 km (0.112 R)
• M23: 25,528,129 km (0.05 R)
• M24: 29,086,164 km (0.09 R)
• M25: 32,749,218 km (0.072 R)
• M26: 36,140,452 km (0.101 R)
• M27: 39,398,394 km (0.026 R)
• M28: 40,000,077 km (0.104 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 315 - 20,270 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit