🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.25 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.37 AU - 2.61 AU

Year: 1488 Days

Day: 36.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 2.72 AU - 3.48 AU

Year: 2067 Days

Day: 40.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.9

Radius: 12.6

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 5.24 AU - 5.46 AU

Year: 4687 Days

Day: 6.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,129,561 km

• M1: 158,424 km (0.059 R)
• M2: 594,951 km (0.087 R)
• M3: 1,160,431 km (0.095 R)
• M4: 1,787,246 km (0.096 R)
• M5: 2,382,795 km (0.106 R)
• M6: 3,186,135 km (0.109 R)
• M7: 5,763,258 km (0.061 R)
• M8: 7,106,348 km (0.109 R)
• M9: 8,224,442 km (0.115 R)
• M10: 9,540,006 km (0.063 R)
• M11: 11,176,906 km (0.078 R)
• M12: 12,993,772 km (0.12 R)
• M13: 15,751,908 km (0.09 R)
• M14: 16,895,434 km (0.105 R)
• M15: 17,456,127 km (0.114 R)
• M16: 19,961,592 km (0.079 R)
• M17: 20,942,356 km (0.07 R)
• M18: 25,593,802 km (0.073 R)
• M19: 26,333,863 km (0.108 R)
• M20: 29,081,228 km (0.027 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.6

Radius: 12.6

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.05 AU - 7.47 AU

Year: 5932 Days

Day: 12.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 36,129,561 km

• M1: 158,424 km (0.104 R)
• M2: 732,431 km (0.107 R)
• M3: 1,147,565 km (0.093 R)
• M4: 1,633,908 km (0.074 R)
• M5: 2,879,310 km (0.067 R)
• M6: 4,286,129 km (0.117 R)
• M7: 6,273,237 km (0.096 R)
• M8: 7,067,153 km (0.095 R)
• M9: 7,469,870 km (0.105 R)
• M10: 8,813,259 km (0.117 R)
• M11: 9,323,986 km (0.071 R)
• M12: 11,368,241 km (0.057 R)
• M13: 12,077,186 km (0.074 R)
• M14: 12,977,466 km (0.089 R)
• M15: 14,266,102 km (0.111 R)
• M16: 16,324,868 km (0.119 R)
• M17: 16,966,343 km (0.115 R)
• M18: 18,574,820 km (0.115 R)
• M19: 20,136,472 km (0.09 R)
• M20: 21,938,079 km (0.104 R)
• M21: 25,007,079 km (0.097 R)
• M22: 25,859,937 km (0.09 R)
• M23: 26,293,621 km (0.051 R)
• M24: 26,732,092 km (0.069 R)
• M25: 28,719,949 km (0.066 R)
• M26: 29,185,198 km (0.088 R)
• M27: 33,293,754 km (0.071 R)
• M28: 35,699,587 km (0.096 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: 497 - 16,876 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit