🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.52 AU - 0.68 AU

Year: 300 Days

Day: 34 Hours

Environment

Temp: -134 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.5

Radius: 9.6

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.89 AU - 0.99 AU

Year: 588 Days

Day: 11.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 24,648,870 km

• M1: 119,379 km (0.106 R)
• M2: 417,976 km (0.119 R)
• M3: 784,342 km (0.107 R)
• M4: 1,256,921 km (0.056 R)
• M5: 1,656,048 km (0.037 R)
• M6: 2,010,147 km (0.091 R)
• M7: 2,333,577 km (0.106 R)
• M8: 2,669,873 km (0.082 R)
• M9: 3,099,369 km (0.11 R)
• M10: 3,601,419 km (0.084 R)
• M11: 4,157,026 km (0.11 R)
• M12: 4,951,839 km (0.115 R)
• M13: 5,350,069 km (0.09 R)
• M14: 5,769,541 km (0.049 R)
• M15: 6,449,912 km (0.092 R)
• M16: 7,161,250 km (0.077 R)
• M17: 7,468,973 km (0.03 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.6

Radius: 12.7

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.19 AU - 4.49 AU

Year: 4859 Days

Day: 6.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 24,648,870 km

• M1: 158,275 km (0.115 R)
• M2: 618,886 km (0.059 R)
• M3: 1,172,399 km (0.089 R)
• M4: 1,725,312 km (0.104 R)
• M5: 2,620,356 km (0.096 R)
• M6: 3,110,439 km (0.106 R)
• M7: 3,542,328 km (0.116 R)
• M8: 4,911,747 km (0.111 R)
• M9: 5,771,785 km (0.117 R)
• M10: 6,369,728 km (0.085 R)
• M11: 7,263,126 km (0.091 R)
• M12: 8,273,660 km (0.095 R)
• M13: 8,739,657 km (0.09 R)
• M14: 11,602,212 km (0.107 R)
• M15: 12,232,917 km (0.095 R)
• M16: 12,791,516 km (0.112 R)
• M17: 13,612,060 km (0.12 R)
• M18: 14,313,973 km (0.067 R)
• M19: 15,145,438 km (0.033 R)
• M20: 16,734,317 km (0.119 R)
• M21: 17,539,902 km (0.107 R)
• M22: 18,250,940 km (0.099 R)
• M23: 18,796,673 km (0.108 R)
• M24: 20,176,863 km (0.067 R)
• M25: 21,623,475 km (0.092 R)
• M26: 22,510,141 km (0.032 R)
• M27: 24,283,325 km (0.108 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 11,449 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit