🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.89 AU - 0.95 AU

Year: 334 Days

Day: 26.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 5.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 97,678,448 km

• M1: 56,548 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.6

Radius: 13.5

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 4.26 AU - 4.38 AU

Year: 3401 Days

Day: 9.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 97,678,448 km

• M1: 167,849 km (0.104 R)
• M2: 1,067,979 km (0.099 R)
• M3: 2,060,561 km (0.116 R)
• M4: 2,798,079 km (0.12 R)
• M5: 7,085,404 km (0.071 R)
• M6: 9,395,345 km (0.107 R)
• M7: 11,692,869 km (0.036 R)
• M8: 12,535,703 km (0.079 R)
• M9: 13,765,996 km (0.09 R)
• M10: 14,388,024 km (0.111 R)
• M11: 14,889,925 km (0.094 R)
• M12: 16,764,087 km (0.052 R)

Planet 3 - Gas Giant

Semi-Major Axis: 11.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.3

Radius: 13.5

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 8.8 AU - 14.44 AU

Year: 15002 Days

Day: 10.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 97,678,448 km

• M1: 167,998 km (0.075 R)
• M2: 924,964 km (0.089 R)
• M3: 1,452,595 km (0.109 R)
• M4: 2,901,600 km (0.091 R)
• M5: 4,094,195 km (0.113 R)
• M6: 4,910,251 km (0.036 R)
• M7: 9,297,657 km (0.105 R)
• M8: 11,464,134 km (0.1 R)
• M9: 13,760,311 km (0.108 R)
• M10: 20,856,786 km (0.065 R)
• M11: 24,072,392 km (0.048 R)
• M12: 32,461,242 km (0.096 R)
• M13: 35,325,892 km (0.113 R)
• M14: 46,891,901 km (0.047 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 755.3

Radius: 7.6

Gravity: 13.08 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 14.81 AU - 20.17 AU

Year: 27703 Days

Day: 17.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 97,678,448 km

• M1: 95,294 km (0.082 R)
• M2: 340,036 km (0.119 R)
• M3: 774,468 km (0.092 R)
• M4: 1,133,653 km (0.111 R)
• M5: 2,329,837 km (0.057 R)
• M6: 3,173,719 km (0.108 R)
• M7: 3,537,990 km (0.099 R)
• M8: 4,278,499 km (0.105 R)
• M9: 7,532,851 km (0.096 R)
• M10: 7,799,135 km (0.101 R)
• M11: 8,578,241 km (0.058 R)
• M12: 10,097,258 km (0.078 R)
• M13: 10,886,536 km (0.114 R)
• M14: 11,716,356 km (0.072 R)
• M15: 13,736,525 km (0.069 R)
• M16: 16,957,816 km (0.062 R)
• M17: 17,788,533 km (0.09 R)
• M18: 20,238,348 km (0.043 R)
• M19: 21,172,587 km (0.089 R)
• M20: 21,919,080 km (0.039 R)
• M21: 23,804,612 km (0.112 R)
• M22: 25,436,425 km (0.087 R)
• M23: 26,524,151 km (0.091 R)
• M24: 27,516,733 km (0.055 R)
• M25: 44,298,622 km (0.088 R)
• M26: 44,644,792 km (0.051 R)
• M27: 45,167,487 km (0.1 R)
• M28: 52,339,657 km (0.105 R)
• M29: 52,726,667 km (0.085 R)
• M30: 54,889,404 km (0.03 R)
• M31: 57,932,972 km (0.097 R)
• M32: 61,301,318 km (0.034 R)
• M33: 64,132,458 km (0.103 R)
• M34: 73,147,076 km (0.072 R)
• M35: 73,630,875 km (0.1 R)
• M36: 80,887,718 km (0.114 R)
• M37: 85,088,576 km (0.094 R)
• M38: 87,786,574 km (0.067 R)
• M39: 89,708,757 km (0.1 R)
• M40: 91,658,915 km (0.112 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 15,542 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit