🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.9

Radius: 8.7

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.75 AU - 0.89 AU

Year: 479 Days

Day: 13.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 40,887,477 km

• M1: 108,159 km (0.097 R)
• M2: 397,482 km (0.102 R)
• M3: 841,338 km (0.104 R)
• M4: 1,134,550 km (0.037 R)
• M5: 1,583,942 km (0.094 R)
• M6: 1,952,103 km (0.084 R)
• M7: 2,269,400 km (0.091 R)
• M8: 3,009,311 km (0.083 R)
• M9: 3,330,946 km (0.068 R)
• M10: 3,602,317 km (0.04 R)
• M11: 4,070,109 km (0.075 R)
• M12: 4,649,801 km (0.042 R)
• M13: 4,929,549 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.8

Radius: 10

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.87 AU - 1.45 AU

Year: 807 Days

Day: 6.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 40,887,477 km

• M1: 128,654 km (0.095 R)
• M2: 539,600 km (0.111 R)
• M3: 1,381,686 km (0.106 R)
• M4: 1,697,337 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 46.2

Radius: 11.5

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.43 AU - 4.03 AU

Year: 3748 Days

Day: 6.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 40,887,477 km

• M1: 143,315 km (0.106 R)
• M2: 568,023 km (0.12 R)
• M3: 932,593 km (0.05 R)
• M4: 1,549,086 km (0.085 R)
• M5: 2,228,260 km (0.074 R)
• M6: 2,607,940 km (0.112 R)
• M7: 4,412,539 km (0.107 R)
• M8: 5,263,003 km (0.05 R)
• M9: 5,676,790 km (0.095 R)
• M10: 6,481,328 km (0.111 R)
• M11: 6,842,158 km (0.071 R)
• M12: 7,929,884 km (0.077 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.3

Radius: 3.4

Gravity: 14.99 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.36 AU - 8.4 AU

Year: 15663 Days

Day: 17.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 40,887,477 km

• M1: 43,084 km (0.103 R)
• M2: 169,345 km (0.113 R)
• M3: 276,606 km (0.086 R)
• M4: 394,190 km (0.06 R)
• M5: 1,112,410 km (0.114 R)
• M6: 1,823,748 km (0.099 R)
• M7: 2,337,018 km (0.1 R)
• M8: 3,200,048 km (0.059 R)
• M9: 5,986,608 km (0.108 R)
• M10: 6,837,969 km (0.079 R)
• M11: 8,177,768 km (0.042 R)
• M12: 9,087,323 km (0.096 R)
• M13: 9,776,819 km (0.106 R)
• M14: 10,500,574 km (0.083 R)
• M15: 14,354,514 km (0.081 R)
• M16: 16,863,570 km (0.093 R)
• M17: 18,616,857 km (0.046 R)
• M18: 18,762,266 km (0.032 R)
• M19: 20,565,369 km (0.077 R)
• M20: 20,876,682 km (0.067 R)
• M21: 24,424,695 km (0.082 R)
• M22: 33,322,178 km (0.074 R)
• M23: 34,511,930 km (0.089 R)
• M24: 39,076,909 km (0.049 R)
• M25: 39,195,839 km (0.036 R)
• M26: 39,434,597 km (0.105 R)
• M27: 40,156,706 km (0.116 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 17,547 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit