🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.56 AU - 0.66 AU

Year: 175 Days

Day: 15 Hours

Environment

Temp: 163 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.62 AU - 0.68 AU

Year: 192 Days

Day: 18.9 Hours

Environment

Temp: 196 °C

Axial Tilt: 46.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.7 AU - 1.12 AU

Year: 319 Days

Day: 36 Hours

Environment

Temp: 154 °C

Axial Tilt: 16.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.11 AU - 1.23 AU

Year: 465 Days

Day: 33.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 925.4

Radius: 5.3

Gravity: 32.94 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 10.54 AU - 16 AU

Year: 17745 Days

Day: 23.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 77,666,271 km

• M1: 66,122 km (0.115 R)
• M2: 297,700 km (0.106 R)
• M3: 474,674 km (0.114 R)
• M4: 985,700 km (0.093 R)
• M5: 1,352,664 km (0.083 R)
• M6: 1,733,091 km (0.118 R)
• M7: 2,377,709 km (0.069 R)
• M8: 2,656,709 km (0.097 R)
• M9: 2,854,627 km (0.057 R)
• M10: 3,224,881 km (0.044 R)
• M11: 3,450,325 km (0.119 R)
• M12: 4,223,896 km (0.094 R)
• M13: 4,740,308 km (0.078 R)
• M14: 6,149,968 km (0.063 R)
• M15: 6,497,634 km (0.086 R)
• M16: 8,225,938 km (0.086 R)
• M17: 8,755,664 km (0.048 R)
• M18: 13,260,355 km (0.105 R)
• M19: 14,062,050 km (0.115 R)
• M20: 16,660,565 km (0.103 R)
• M21: 19,469,714 km (0.035 R)
• M22: 19,748,116 km (0.109 R)
• M23: 20,888,949 km (0.104 R)
• M24: 21,475,373 km (0.064 R)
• M25: 28,550,006 km (0.117 R)
• M26: 39,057,012 km (0.115 R)
• M27: 40,246,016 km (0.039 R)
• M28: 42,539,950 km (0.092 R)
• M29: 43,008,939 km (0.066 R)
• M30: 43,639,793 km (0.067 R)
• M31: 47,722,170 km (0.074 R)
• M32: 52,052,130 km (0.062 R)
• M33: 57,775,595 km (0.026 R)
• M34: 59,123,622 km (0.094 R)
• M35: 59,512,576 km (0.1 R)
• M36: 75,818,744 km (0.059 R)
• M37: 76,738,771 km (0.073 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 18,161 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit