🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.64 AU - 0.98 AU

Year: 275 Days

Day: 43.7 Hours

Environment

Temp: 114 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,193,849 km

• M1: 303,384 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.73 AU - 0.91 AU

Year: 280 Days

Day: 41.7 Hours

Environment

Temp: 145 °C

Axial Tilt: 130.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.96 AU - 1.08 AU

Year: 388 Days

Day: 37.9 Hours

Environment

Temp: 5 °C

Axial Tilt: 37 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Ice Giant

Semi-Major Axis: 14.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.2

Radius: 6.3

Gravity: 20.94 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 11.35 AU - 17.61 AU

Year: 20758 Days

Day: 16.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 83,193,849 km

• M1: 214,972 km (0.026 R)
• M2: 444,904 km (0.117 R)
• M3: 892,950 km (0.116 R)
• M4: 1,408,464 km (0.039 R)
• M5: 1,902,885 km (0.109 R)
• M6: 2,190,562 km (0.092 R)
• M7: 3,011,256 km (0.083 R)
• M8: 3,491,315 km (0.031 R)
• M9: 4,186,796 km (0.111 R)
• M10: 4,675,233 km (0.073 R)
• M11: 5,437,733 km (0.063 R)
• M12: 6,503,917 km (0.104 R)
• M13: 7,652,230 km (0.086 R)
• M14: 7,855,983 km (0.113 R)
• M15: 9,916,843 km (0.089 R)
• M16: 10,655,856 km (0.109 R)
• M17: 13,607,123 km (0.076 R)
• M18: 14,441,430 km (0.061 R)
• M19: 14,989,707 km (0.065 R)
• M20: 15,470,813 km (0.119 R)
• M21: 16,803,730 km (0.081 R)
• M22: 17,674,689 km (0.092 R)
• M23: 22,485,158 km (0.046 R)
• M24: 27,620,704 km (0.115 R)
• M25: 32,279,032 km (0.108 R)
• M26: 37,288,915 km (0.073 R)
• M27: 38,617,793 km (0.084 R)
• M28: 39,672,907 km (0.043 R)
• M29: 41,840,580 km (0.09 R)
• M30: 52,393,213 km (0.08 R)
• M31: 56,526,303 km (0.071 R)
• M32: 69,997,741 km (0.106 R)
• M33: 82,944,689 km (0.057 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 12,309 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit