🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.43 AU - 0.59 AU

Year: 133 Days

Day: 14.9 Hours

Environment

Temp: 231 °C

Axial Tilt: 10.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 39,460,967 km

• M1: 58,194 km (0.102 R)
• M2: 117,734 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.59 AU - 0.69 AU

Year: 187 Days

Day: 15.1 Hours

Environment

Temp: 129 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,460,967 km

• M1: 23,636 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.85 AU - 0.95 AU

Year: 312 Days

Day: 25 Hours

Environment

Temp: 147 °C

Axial Tilt: 14.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.87 AU - 1.15 AU

Year: 371 Days

Day: 31.5 Hours

Environment

Temp: 35 °C

Axial Tilt: 22.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.88 AU - 1.34 AU

Year: 427 Days

Day: 38 Hours

Environment

Temp: 20 °C

Axial Tilt: 12.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 4.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.6

Radius: 10.8

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.15 AU - 9.91 AU

Year: 9099 Days

Day: 14.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,460,967 km

• M1: 134,339 km (0.117 R)
• M2: 691,741 km (0.11 R)
• M3: 1,228,348 km (0.09 R)
• M4: 1,834,967 km (0.08 R)
• M5: 2,945,133 km (0.098 R)
• M6: 4,217,314 km (0.115 R)
• M7: 4,732,828 km (0.077 R)
• M8: 6,156,401 km (0.097 R)
• M9: 6,784,862 km (0.103 R)
• M10: 7,887,099 km (0.105 R)
• M11: 8,293,556 km (0.113 R)
• M12: 8,843,029 km (0.09 R)
• M13: 10,395,257 km (0.084 R)
• M14: 11,647,391 km (0.108 R)
• M15: 12,336,888 km (0.052 R)
• M16: 12,997,362 km (0.102 R)
• M17: 14,690,960 km (0.119 R)
• M18: 15,307,602 km (0.109 R)
• M19: 16,992,074 km (0.114 R)
• M20: 18,796,823 km (0.119 R)
• M21: 19,671,522 km (0.096 R)
• M22: 21,817,802 km (0.097 R)
• M23: 33,007,274 km (0.028 R)
• M24: 38,640,831 km (0.069 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: 434 - 17,642 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit