🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.75 AU - 0.77 AU

Year: 235 Days

Day: 24.2 Hours

Environment

Temp: 203 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.02 AU - 1.12 AU

Year: 393 Days

Day: 27.7 Hours

Environment

Temp: 45 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 60,465,558 km

• M1: 493,224 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.7

Radius: 8.2

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.77 AU - 9.07 AU

Year: 7907 Days

Day: 6.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,465,558 km

• M1: 102,026 km (0.113 R)
• M2: 359,334 km (0.106 R)
• M3: 974,780 km (0.119 R)
• M4: 1,472,043 km (0.053 R)
• M5: 1,779,317 km (0.099 R)
• M6: 2,404,636 km (0.096 R)
• M7: 2,910,726 km (0.119 R)
• M8: 5,550,081 km (0.062 R)
• M9: 6,702,583 km (0.048 R)
• M10: 7,371,585 km (0.12 R)
• M11: 7,816,638 km (0.044 R)
• M12: 9,091,063 km (0.084 R)
• M13: 12,768,926 km (0.112 R)
• M14: 13,411,000 km (0.097 R)
• M15: 15,647,189 km (0.105 R)
• M16: 17,724,356 km (0.116 R)
• M17: 18,120,790 km (0.056 R)
• M18: 19,695,756 km (0.094 R)
• M19: 20,264,378 km (0.039 R)
• M20: 20,843,771 km (0.114 R)
• M21: 21,884,523 km (0.089 R)
• M22: 24,636,974 km (0.113 R)
• M23: 25,213,973 km (0.095 R)
• M24: 28,957,510 km (0.119 R)
• M25: 29,231,723 km (0.112 R)
• M26: 32,956,411 km (0.098 R)
• M27: 33,757,657 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 17.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.5

Radius: 8

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 13.08 AU - 21.12 AU

Year: 25086 Days

Day: 22.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,465,558 km

• M1: 99,483 km (0.069 R)
• M2: 513,569 km (0.083 R)
• M3: 796,309 km (0.082 R)
• M4: 1,124,228 km (0.08 R)
• M5: 1,713,195 km (0.053 R)
• M6: 2,369,032 km (0.068 R)
• M7: 4,079,983 km (0.105 R)
• M8: 5,527,342 km (0.04 R)
• M9: 6,366,885 km (0.113 R)
• M10: 7,873,934 km (0.085 R)
• M11: 10,252,840 km (0.078 R)
• M12: 10,531,241 km (0.073 R)
• M13: 12,687,545 km (0.082 R)
• M14: 16,147,744 km (0.104 R)
• M15: 16,754,214 km (0.103 R)
• M16: 17,140,924 km (0.101 R)
• M17: 19,502,326 km (0.063 R)
• M18: 22,072,418 km (0.064 R)
• M19: 28,198,899 km (0.098 R)
• M20: 29,300,837 km (0.071 R)
• M21: 32,658,113 km (0.113 R)
• M22: 47,105,826 km (0.118 R)
• M23: 50,720,111 km (0.039 R)
• M24: 52,347,736 km (0.107 R)
• M25: 52,842,755 km (0.077 R)
• M26: 57,965,585 km (0.04 R)

Kuiper Belt

Range: 30.9 - 58.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 551 - 16,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit