🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.54 AU - 0.62 AU

Year: 167 Days

Day: 42.4 Hours

Environment

Temp: 120 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.74 AU - 2.54 AU

Year: 1186 Days

Day: 39 Hours

Environment

Temp: -86 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,019,137 km

• M1: 1,147,565 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.4 AU - 3.48 AU

Year: 1909 Days

Day: 15 Hours

Environment

Temp: -102 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 214.1

Radius: 12.9

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 6.47 AU - 9.35 AU

Year: 8426 Days

Day: 10.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 29,019,137 km

• M1: 165,455 km (0.094 R)
• M2: 655,987 km (0.113 R)
• M3: 1,188,106 km (0.106 R)
• M4: 1,859,202 km (0.084 R)
• M5: 2,329,239 km (0.073 R)
• M6: 3,331,993 km (0.082 R)
• M7: 3,789,464 km (0.109 R)
• M8: 4,218,211 km (0.06 R)
• M9: 5,618,148 km (0.119 R)
• M10: 6,057,367 km (0.101 R)
• M11: 6,743,124 km (0.07 R)
• M12: 7,172,320 km (0.116 R)
• M13: 8,494,915 km (0.093 R)
• M14: 9,395,644 km (0.098 R)
• M15: 11,902,156 km (0.089 R)
• M16: 13,029,825 km (0.103 R)
• M17: 14,067,137 km (0.118 R)
• M18: 15,782,875 km (0.113 R)
• M19: 17,696,231 km (0.052 R)
• M20: 19,626,343 km (0.107 R)
• M21: 21,693,187 km (0.109 R)
• M22: 23,901,252 km (0.102 R)
• M23: 25,059,738 km (0.079 R)
• M24: 28,760,191 km (0.053 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: 183 - 11,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit