🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.51 AU - 0.73 AU

Year: 184 Days

Day: 37.9 Hours

Environment

Temp: 146 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 61,835,314 km

• M1: 31,266 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.42 AU - 1.44 AU

Year: 644 Days

Day: 24 Hours

Environment

Temp: -41 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917

Radius: 13.6

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.19 AU - 9.79 AU

Year: 9319 Days

Day: 10.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 61,835,314 km

• M1: 170,691 km (0.117 R)
• M2: 689,497 km (0.083 R)
• M3: 1,125,275 km (0.068 R)
• M4: 1,799,812 km (0.08 R)
• M5: 2,341,356 km (0.087 R)
• M6: 3,194,962 km (0.079 R)
• M7: 3,864,263 km (0.066 R)
• M8: 4,777,258 km (0.078 R)
• M9: 5,655,398 km (0.105 R)
• M10: 6,754,493 km (0.096 R)
• M11: 7,647,742 km (0.033 R)
• M12: 8,123,164 km (0.062 R)
• M13: 9,181,270 km (0.066 R)
• M14: 9,919,685 km (0.1 R)
• M15: 12,789,720 km (0.094 R)
• M16: 13,337,548 km (0.108 R)
• M17: 16,244,534 km (0.115 R)
• M18: 19,470,761 km (0.093 R)
• M19: 21,874,051 km (0.051 R)
• M20: 31,127,727 km (0.057 R)
• M21: 34,518,512 km (0.03 R)
• M22: 43,237,973 km (0.105 R)
• M23: 43,921,486 km (0.077 R)
• M24: 44,612,329 km (0.078 R)
• M25: 46,015,707 km (0.118 R)
• M26: 48,615,718 km (0.096 R)
• M27: 50,251,870 km (0.049 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305.8

Radius: 3.8

Gravity: 21.18 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 12.98 AU - 17.06 AU

Year: 21930 Days

Day: 23.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,835,314 km

• M1: 47,273 km (0.119 R)
• M2: 571,763 km (0.038 R)
• M3: 2,267,754 km (0.077 R)
• M4: 2,518,929 km (0.101 R)
• M5: 4,091,352 km (0.082 R)
• M6: 5,419,033 km (0.114 R)
• M7: 7,910,586 km (0.086 R)
• M8: 8,785,434 km (0.11 R)
• M9: 14,560,361 km (0.105 R)
• M10: 14,916,104 km (0.088 R)
• M11: 17,251,776 km (0.092 R)
• M12: 19,475,399 km (0.05 R)
• M13: 19,733,605 km (0.106 R)
• M14: 20,081,569 km (0.113 R)
• M15: 21,605,972 km (0.103 R)
• M16: 23,886,890 km (0.12 R)
• M17: 37,459,606 km (0.118 R)
• M18: 39,760,571 km (0.113 R)
• M19: 41,298,736 km (0.105 R)
• M20: 43,605,984 km (0.107 R)
• M21: 47,536,070 km (0.115 R)
• M22: 56,964,326 km (0.037 R)
• M23: 59,276,361 km (0.103 R)
• M24: 59,637,490 km (0.099 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 10,603 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit