🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.84 AU - 1.04 AU

Year: 342 Days

Day: 19 Hours

Environment

Temp: 19 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 35,407,995 km

• M1: 21,542 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.08 AU - 1.24 AU

Year: 468 Days

Day: 39.3 Hours

Environment

Temp: 10 °C

Axial Tilt: 48.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.41 AU - 1.99 AU

Year: 831 Days

Day: 28 Hours

Environment

Temp: -49 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,407,995 km

• M1: 334,052 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.57 AU - 1.91 AU

Year: 860 Days

Day: 43.6 Hours

Environment

Temp: -51 °C

Axial Tilt: 48.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 35,407,995 km

• M1: 392,246 km (0.095 R)
• M2: 682,615 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.5

Radius: 14.9

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 6.87 AU - 10.67 AU

Year: 9733 Days

Day: 12.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,407,995 km

• M1: 202,705 km (0.068 R)
• M2: 958,474 km (0.096 R)
• M3: 1,428,211 km (0.069 R)
• M4: 1,969,456 km (0.028 R)
• M5: 4,354,644 km (0.115 R)
• M6: 4,912,794 km (0.068 R)
• M7: 5,639,690 km (0.073 R)
• M8: 7,200,894 km (0.03 R)
• M9: 7,717,605 km (0.081 R)
• M10: 12,214,965 km (0.12 R)
• M11: 13,775,271 km (0.098 R)
• M12: 15,223,977 km (0.113 R)
• M13: 18,559,561 km (0.116 R)
• M14: 21,286,431 km (0.117 R)
• M15: 22,902,985 km (0.059 R)
• M16: 23,781,723 km (0.045 R)
• M17: 26,640,688 km (0.116 R)
• M18: 27,434,305 km (0.096 R)
• M19: 28,243,629 km (0.059 R)
• M20: 29,161,562 km (0.099 R)
• M21: 30,960,177 km (0.077 R)
• M22: 32,431,622 km (0.036 R)
• M23: 33,949,292 km (0.112 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 17,813 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit