🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.2

Radius: 12.2

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.54 AU - 0.84 AU

Year: 364 Days

Day: 12.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,514,805 km

• M1: 151,991 km (0.075 R)
• M2: 534,214 km (0.086 R)
• M3: 1,110,914 km (0.115 R)
• M4: 1,585,438 km (0.111 R)
• M5: 2,621,553 km (0.078 R)
• M6: 3,277,091 km (0.107 R)
• M7: 3,740,545 km (0.068 R)
• M8: 4,408,649 km (0.106 R)
• M9: 4,872,851 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698

Radius: 12.1

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.69 AU - 0.91 AU

Year: 455 Days

Day: 5.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,514,805 km

• M1: 150,495 km (0.111 R)
• M2: 560,693 km (0.077 R)
• M3: 945,907 km (0.091 R)
• M4: 1,381,985 km (0.096 R)
• M5: 1,906,026 km (0.092 R)
• M6: 2,660,149 km (0.056 R)
• M7: 3,209,174 km (0.078 R)
• M8: 3,604,112 km (0.075 R)
• M9: 4,031,513 km (0.086 R)
• M10: 4,669,398 km (0.105 R)
• M11: 5,243,256 km (0.087 R)
• M12: 5,951,302 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706

Radius: 12.9

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.95 AU - 1.09 AU

Year: 655 Days

Day: 11.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,514,805 km

• M1: 176,226 km (0.114 R)
• M2: 590,014 km (0.115 R)
• M3: 1,007,392 km (0.099 R)
• M4: 1,587,682 km (0.102 R)
• M5: 3,220,543 km (0.083 R)
• M6: 3,665,148 km (0.12 R)
• M7: 4,195,771 km (0.116 R)
• M8: 4,977,420 km (0.091 R)
• M9: 6,872,975 km (0.106 R)
• M10: 7,391,930 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 576.8

Radius: 7.8

Gravity: 9.48 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.88 AU - 6.56 AU

Year: 9863 Days

Day: 21.8 Hours

Environment

Temp: -216 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,514,805 km

• M1: 97,089 km (0.103 R)
• M2: 403,914 km (0.112 R)
• M3: 670,348 km (0.05 R)
• M4: 1,234,332 km (0.067 R)
• M5: 1,950,756 km (0.088 R)
• M6: 2,456,995 km (0.03 R)
• M7: 2,813,338 km (0.116 R)
• M8: 3,226,676 km (0.056 R)
• M9: 3,630,441 km (0.046 R)
• M10: 4,802,840 km (0.109 R)
• M11: 5,394,350 km (0.039 R)
• M12: 5,826,388 km (0.051 R)
• M13: 10,557,720 km (0.108 R)
• M14: 14,991,203 km (0.11 R)
• M15: 18,305,394 km (0.097 R)
• M16: 20,054,043 km (0.039 R)
• M17: 21,911,301 km (0.059 R)
• M18: 23,442,585 km (0.083 R)
• M19: 25,871,306 km (0.054 R)
• M20: 29,465,096 km (0.041 R)
• M21: 32,830,450 km (0.12 R)
• M22: 39,444,171 km (0.056 R)
• M23: 39,939,191 km (0.034 R)
• M24: 40,313,036 km (0.112 R)
• M25: 41,067,907 km (0.079 R)
• M26: 42,346,819 km (0.032 R)
• M27: 44,447,921 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429

Radius: 5.3

Gravity: 15.27 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 6.12 AU - 8.12 AU

Year: 12080 Days

Day: 21.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,514,805 km

• M1: 66,122 km (0.092 R)
• M2: 238,908 km (0.1 R)
• M3: 587,920 km (0.026 R)
• M4: 800,349 km (0.086 R)
• M5: 1,602,193 km (0.117 R)
• M6: 1,956,740 km (0.111 R)
• M7: 3,531,856 km (0.072 R)
• M8: 5,397,790 km (0.111 R)
• M9: 7,379,962 km (0.068 R)
• M10: 8,006,478 km (0.074 R)
• M11: 13,602,785 km (0.078 R)
• M12: 16,203,544 km (0.07 R)
• M13: 20,779,443 km (0.092 R)
• M14: 28,290,304 km (0.1 R)
• M15: 28,894,380 km (0.1 R)
• M16: 31,935,854 km (0.107 R)
• M17: 35,068,434 km (0.107 R)
• M18: 39,764,460 km (0.08 R)
• M19: 40,268,456 km (0.116 R)
• M20: 43,917,148 km (0.107 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 11,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit