🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.47 AU - 0.65 AU

Year: 153 Days

Day: 34 Hours

Environment

Temp: 228 °C

Axial Tilt: 34 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.56 AU - 2.48 AU

Year: 1049 Days

Day: 38.2 Hours

Environment

Temp: -59 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,991,907 km

• M1: 305,928 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.93 AU - 2.83 AU

Year: 1341 Days

Day: 39.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 135.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.42 AU - 3.22 AU

Year: 1730 Days

Day: 22.5 Hours

Environment

Temp: -108 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,991,907 km

• M1: 147,204 km (0.076 R)

Asteroid Belt

Center: 6.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.4

Radius: 15

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 9.94 AU - 11.82 AU

Year: 13108 Days

Day: 10.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,991,907 km

• M1: 188,643 km (0.074 R)
• M2: 914,941 km (0.119 R)
• M3: 1,785,750 km (0.091 R)
• M4: 2,720,288 km (0.079 R)
• M5: 3,378,369 km (0.098 R)
• M6: 5,281,852 km (0.107 R)
• M7: 7,272,401 km (0.12 R)
• M8: 9,320,845 km (0.045 R)
• M9: 13,585,731 km (0.109 R)
• M10: 14,052,476 km (0.036 R)
• M11: 14,854,321 km (0.061 R)
• M12: 20,053,894 km (0.083 R)
• M13: 24,940,957 km (0.071 R)
• M14: 25,958,223 km (0.093 R)
• M15: 27,908,530 km (0.114 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: 292 - 12,223 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit