🌌 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: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.6

Radius: 11.1

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.66 AU - 0.92 AU

Year: 453 Days

Day: 10 Hours

Environment

Temp: -148 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 20,039,254 km

• M1: 138,079 km (0.084 R)
• M2: 596,596 km (0.07 R)
• M3: 1,021,155 km (0.083 R)
• M4: 2,223,324 km (0.059 R)
• M5: 2,955,156 km (0.077 R)
• M6: 3,702,697 km (0.096 R)
• M7: 4,288,971 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.8

Radius: 9.2

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.67 AU - 2.77 AU

Year: 2136 Days

Day: 14.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,039,254 km

• M1: 115,190 km (0.106 R)
• M2: 454,030 km (0.07 R)
• M3: 1,400,984 km (0.104 R)
• M4: 3,295,342 km (0.102 R)
• M5: 3,743,986 km (0.105 R)
• M6: 4,557,499 km (0.087 R)
• M7: 5,195,833 km (0.09 R)
• M8: 7,140,456 km (0.096 R)
• M9: 8,641,521 km (0.084 R)
• M10: 9,991,941 km (0.096 R)
• M11: 10,536,926 km (0.057 R)
• M12: 11,135,467 km (0.073 R)
• M13: 11,686,436 km (0.107 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712.7

Radius: 4.5

Gravity: 35.2 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.11 AU - 8.01 AU

Year: 12112 Days

Day: 16.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 20,039,254 km

• M1: 58,792 km (0.059 R)
• M2: 231,129 km (0.067 R)
• M3: 566,527 km (0.085 R)
• M4: 762,351 km (0.027 R)
• M5: 1,013,825 km (0.068 R)
• M6: 1,165,517 km (0.108 R)
• M7: 1,589,627 km (0.109 R)
• M8: 1,779,167 km (0.096 R)
• M9: 2,073,576 km (0.104 R)
• M10: 4,082,526 km (0.098 R)
• M11: 4,625,566 km (0.089 R)
• M12: 4,784,589 km (0.051 R)
• M13: 5,080,044 km (0.1 R)
• M14: 5,457,480 km (0.116 R)
• M15: 6,115,262 km (0.111 R)
• M16: 7,369,490 km (0.095 R)
• M17: 9,430,351 km (0.086 R)
• M18: 10,702,232 km (0.03 R)
• M19: 11,150,427 km (0.093 R)
• M20: 13,645,869 km (0.05 R)
• M21: 14,373,663 km (0.101 R)
• M22: 17,932,446 km (0.099 R)
• M23: 19,374,719 km (0.076 R)
• M24: 23,222,377 km (0.118 R)
• M25: 23,501,825 km (0.112 R)
• M26: 23,877,915 km (0.056 R)
• M27: 26,018,810 km (0.103 R)
• M28: 29,682,761 km (0.118 R)
• M29: 30,565,987 km (0.098 R)
• M30: 31,580,410 km (0.099 R)
• M31: 33,795,206 km (0.116 R)
• M32: 37,884,464 km (0.115 R)
• M33: 41,465,987 km (0.111 R)
• M34: 43,549,885 km (0.037 R)
• M35: 44,833,285 km (0.104 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.3

Radius: 6

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7.15 AU - 8.45 AU

Year: 14066 Days

Day: 17.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 20,039,254 km

• M1: 74,649 km (0.059 R)
• M2: 299,046 km (0.039 R)
• M3: 792,121 km (0.103 R)
• M4: 1,187,508 km (0.074 R)
• M5: 1,511,836 km (0.102 R)
• M6: 2,030,641 km (0.12 R)
• M7: 4,606,268 km (0.114 R)
• M8: 7,777,593 km (0.099 R)
• M9: 8,263,487 km (0.035 R)
• M10: 8,942,811 km (0.097 R)
• M11: 11,082,509 km (0.104 R)
• M12: 11,490,164 km (0.111 R)
• M13: 16,656,975 km (0.114 R)
• M14: 19,563,961 km (0.079 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: 287 - 13,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit