🌌 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: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.56 AU - 0.58 AU

Year: 156 Days

Day: 13.9 Hours

Environment

Temp: 208 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.47 AU - 0.75 AU

Year: 172 Days

Day: 35.7 Hours

Environment

Temp: 230 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.63 AU - 0.67 AU

Year: 190 Days

Day: 16.1 Hours

Environment

Temp: 159 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 36,356,307 km

• M1: 14,361 km (0.099 R)
• M2: 22,888 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.86 AU - 0.94 AU

Year: 309 Days

Day: 35.6 Hours

Environment

Temp: 129 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620

Radius: 13.7

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 5.43 AU - 8.91 AU

Year: 6943 Days

Day: 10.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 36,356,307 km

• M1: 171,290 km (0.076 R)
• M2: 616,343 km (0.096 R)
• M3: 1,333,964 km (0.034 R)
• M4: 1,844,691 km (0.081 R)
• M5: 2,417,502 km (0.115 R)
• M6: 4,024,033 km (0.094 R)
• M7: 4,830,665 km (0.118 R)
• M8: 6,223,720 km (0.119 R)
• M9: 6,696,898 km (0.025 R)
• M10: 7,947,536 km (0.053 R)
• M11: 8,711,234 km (0.1 R)
• M12: 9,261,754 km (0.105 R)
• M13: 10,246,108 km (0.105 R)
• M14: 11,398,460 km (0.117 R)
• M15: 12,423,206 km (0.084 R)
• M16: 12,904,013 km (0.073 R)
• M17: 13,508,538 km (0.118 R)
• M18: 14,480,027 km (0.095 R)
• M19: 18,283,852 km (0.103 R)
• M20: 20,711,825 km (0.064 R)
• M21: 21,237,213 km (0.054 R)
• M22: 22,471,545 km (0.054 R)
• M23: 32,085,452 km (0.108 R)
• M24: 32,992,464 km (0.101 R)
• M25: 34,124,172 km (0.089 R)
• M26: 36,031,545 km (0.028 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 16,066 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit