🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.46 AU - 0.68 AU

Year: 278 Days

Day: 30.5 Hours

Environment

Temp: -115 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,332,848 km

• M1: 62,083 km (0.029 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.6

Radius: 14.9

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.78 AU - 1.06 AU

Year: 570 Days

Day: 11.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 175.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,332,848 km

• M1: 185,950 km (0.114 R)
• M2: 1,067,231 km (0.088 R)
• M3: 1,590,674 km (0.073 R)
• M4: 2,157,500 km (0.093 R)
• M5: 2,904,443 km (0.078 R)
• M6: 3,875,034 km (0.028 R)
• M7: 4,521,296 km (0.058 R)
• M8: 5,273,325 km (0.108 R)
• M9: 6,417,898 km (0.105 R)
• M10: 7,283,621 km (0.085 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 416.9

Radius: 7.3

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.66 AU - 8.82 AU

Year: 12578 Days

Day: 22.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,332,848 km

• M1: 90,806 km (0.105 R)
• M2: 719,715 km (0.118 R)
• M3: 1,000,211 km (0.046 R)
• M4: 3,299,381 km (0.106 R)
• M5: 3,899,568 km (0.115 R)
• M6: 6,581,259 km (0.091 R)
• M7: 6,810,293 km (0.109 R)
• M8: 7,406,441 km (0.112 R)
• M9: 10,244,163 km (0.109 R)
• M10: 10,813,832 km (0.095 R)
• M11: 13,427,306 km (0.07 R)
• M12: 16,087,306 km (0.069 R)
• M13: 18,925,627 km (0.071 R)
• M14: 19,703,835 km (0.106 R)
• M15: 22,251,935 km (0.104 R)
• M16: 23,471,457 km (0.075 R)
• M17: 27,005,707 km (0.074 R)
• M18: 27,397,204 km (0.115 R)
• M19: 29,722,105 km (0.084 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 151 - 14,691 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit