🌌 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: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.42 AU - 0.62 AU

Year: 136 Days

Day: 47.2 Hours

Environment

Temp: 184 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.64 AU - 0.98 AU

Year: 264 Days

Day: 21.7 Hours

Environment

Temp: 171 °C

Axial Tilt: 6.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.8 AU - 0.88 AU

Year: 278 Days

Day: 41.1 Hours

Environment

Temp: 109 °C

Axial Tilt: 158 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 45,338,025 km

• M1: 39,344 km (0.088 R)
• M2: 315,352 km (0.042 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 64.2

Radius: 11.9

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.14 AU - 7.48 AU

Year: 6427 Days

Day: 5.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,338,025 km

• M1: 148,102 km (0.117 R)
• M2: 539,899 km (0.095 R)
• M3: 948,750 km (0.12 R)
• M4: 1,372,710 km (0.041 R)
• M5: 1,805,497 km (0.112 R)
• M6: 2,291,839 km (0.077 R)
• M7: 2,692,014 km (0.094 R)
• M8: 3,381,211 km (0.088 R)
• M9: 4,663,115 km (0.077 R)
• M10: 5,312,370 km (0.04 R)
• M11: 6,021,015 km (0.05 R)
• M12: 7,201,043 km (0.112 R)
• M13: 9,671,054 km (0.061 R)
• M14: 11,666,839 km (0.078 R)
• M15: 12,215,863 km (0.082 R)
• M16: 13,967,205 km (0.078 R)
• M17: 14,902,940 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.9

Radius: 8.3

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 8.04 AU - 12.64 AU

Year: 12025 Days

Day: 11.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,338,025 km

• M1: 126,410 km (0.087 R)
• M2: 625,319 km (0.109 R)
• M3: 1,544,149 km (0.082 R)
• M4: 2,144,186 km (0.101 R)
• M5: 3,020,082 km (0.087 R)
• M6: 4,420,617 km (0.088 R)
• M7: 7,753,059 km (0.11 R)
• M8: 11,199,944 km (0.11 R)
• M9: 14,077,010 km (0.071 R)
• M10: 14,452,351 km (0.102 R)
• M11: 18,732,346 km (0.089 R)
• M12: 21,487,041 km (0.11 R)
• M13: 27,492,648 km (0.045 R)
• M14: 29,278,398 km (0.09 R)
• M15: 31,884,991 km (0.058 R)
• M16: 32,207,823 km (0.089 R)
• M17: 39,625,933 km (0.031 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 19,041 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit