🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.5

Radius: 9.7

Gravity: 6.89 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.51 AU - 0.77 AU

Year: 347 Days

Day: 7.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,998,625 km

• M1: 120,576 km (0.064 R)
• M2: 452,683 km (0.076 R)
• M3: 757,863 km (0.108 R)
• M4: 1,155,644 km (0.113 R)
• M5: 1,494,483 km (0.057 R)
• M6: 1,819,260 km (0.086 R)
• M7: 2,241,574 km (0.056 R)
• M8: 2,567,997 km (0.093 R)
• M9: 3,049,553 km (0.083 R)
• M10: 3,418,461 km (0.109 R)
• M11: 4,065,921 km (0.077 R)
• M12: 4,850,113 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.5

Radius: 13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.13 AU - 1.21 AU

Year: 858 Days

Day: 11.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,998,625 km

• M1: 161,715 km (0.064 R)
• M2: 1,040,902 km (0.107 R)
• M3: 1,593,068 km (0.1 R)
• M4: 2,052,782 km (0.088 R)
• M5: 2,533,889 km (0.06 R)
• M6: 3,328,403 km (0.083 R)
• M7: 4,409,098 km (0.057 R)
• M8: 4,954,083 km (0.07 R)
• M9: 5,396,145 km (0.117 R)
• M10: 5,899,242 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.2

Radius: 10.2

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.08 AU - 2.38 AU

Year: 2259 Days

Day: 5 Hours

Environment

Temp: -206 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,998,625 km

• M1: 126,859 km (0.109 R)
• M2: 489,634 km (0.119 R)
• M3: 1,156,392 km (0.109 R)
• M4: 1,616,704 km (0.107 R)
• M5: 2,419,446 km (0.051 R)
• M6: 2,754,097 km (0.082 R)
• M7: 3,243,731 km (0.09 R)
• M8: 4,921,321 km (0.079 R)
• M9: 5,263,601 km (0.036 R)
• M10: 6,615,068 km (0.04 R)
• M11: 8,484,144 km (0.109 R)
• M12: 8,821,637 km (0.095 R)
• M13: 9,264,147 km (0.117 R)
• M14: 9,821,399 km (0.104 R)
• M15: 10,159,640 km (0.094 R)
• M16: 10,540,516 km (0.041 R)
• M17: 11,368,092 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.4

Radius: 5.9

Gravity: 22.48 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.69 AU - 7.55 AU

Year: 10269 Days

Day: 16.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 50,998,625 km

• M1: 73,901 km (0.075 R)
• M2: 281,992 km (0.11 R)
• M3: 777,311 km (0.052 R)
• M4: 989,291 km (0.079 R)
• M5: 1,394,103 km (0.051 R)
• M6: 1,920,089 km (0.097 R)
• M7: 2,449,366 km (0.055 R)
• M8: 3,259,738 km (0.035 R)
• M9: 3,634,779 km (0.116 R)
• M10: 4,997,915 km (0.114 R)
• M11: 5,394,350 km (0.083 R)
• M12: 6,028,046 km (0.117 R)
• M13: 7,698,007 km (0.07 R)
• M14: 8,003,486 km (0.078 R)
• M15: 9,653,999 km (0.115 R)
• M16: 10,216,487 km (0.097 R)
• M17: 10,692,657 km (0.096 R)
• M18: 14,123,385 km (0.06 R)
• M19: 14,780,868 km (0.116 R)
• M20: 16,802,833 km (0.047 R)
• M21: 19,319,667 km (0.088 R)
• M22: 21,903,073 km (0.038 R)
• M23: 25,181,510 km (0.069 R)
• M24: 26,837,559 km (0.099 R)
• M25: 27,438,942 km (0.04 R)
• M26: 38,196,675 km (0.086 R)
• M27: 42,506,141 km (0.057 R)
• M28: 47,273,974 km (0.109 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: 438 - 16,315 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit