🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.53 AU - 0.89 AU

Year: 228 Days

Day: 40.9 Hours

Environment

Temp: 103 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,959,177 km

• M1: 76,893 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.28 AU - 1.34 AU

Year: 571 Days

Day: 27.8 Hours

Environment

Temp: -40 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,959,177 km

• M1: 40,391 km (0.086 R)

Asteroid Belt

Center: 5.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.7

Radius: 11.3

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 9.74 AU - 10.46 AU

Year: 12223 Days

Day: 9.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 71,959,177 km

• M1: 147,952 km (0.073 R)
• M2: 510,278 km (0.057 R)
• M3: 918,980 km (0.115 R)
• M4: 1,453,792 km (0.109 R)
• M5: 1,925,474 km (0.077 R)
• M6: 3,768,071 km (0.117 R)
• M7: 4,922,668 km (0.103 R)
• M8: 6,367,783 km (0.084 R)
• M9: 6,895,265 km (0.093 R)
• M10: 7,262,827 km (0.099 R)
• M11: 7,918,215 km (0.063 R)
• M12: 8,321,830 km (0.041 R)
• M13: 8,952,984 km (0.069 R)
• M14: 10,216,637 km (0.094 R)
• M15: 10,695,500 km (0.045 R)
• M16: 13,603,234 km (0.058 R)
• M17: 16,215,960 km (0.115 R)
• M18: 19,290,945 km (0.075 R)
• M19: 20,623,114 km (0.042 R)
• M20: 21,157,328 km (0.109 R)
• M21: 22,015,720 km (0.04 R)
• M22: 26,479,422 km (0.113 R)
• M23: 27,568,045 km (0.102 R)
• M24: 28,780,536 km (0.118 R)
• M25: 29,931,243 km (0.096 R)
• M26: 35,709,012 km (0.059 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638.2

Radius: 6.3

Gravity: 16.08 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 11.05 AU - 16.11 AU

Year: 19057 Days

Day: 23.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,959,177 km

• M1: 102,026 km (0.114 R)
• M2: 595,100 km (0.069 R)
• M3: 886,218 km (0.071 R)
• M4: 1,639,443 km (0.09 R)
• M5: 2,708,769 km (0.08 R)
• M6: 2,978,942 km (0.083 R)
• M7: 4,375,139 km (0.119 R)
• M8: 10,185,371 km (0.107 R)
• M9: 10,539,320 km (0.086 R)
• M10: 15,296,083 km (0.077 R)
• M11: 21,600,736 km (0.08 R)
• M12: 22,283,500 km (0.087 R)
• M13: 24,001,183 km (0.115 R)
• M14: 29,206,142 km (0.054 R)
• M15: 30,890,913 km (0.117 R)
• M16: 36,468,819 km (0.072 R)
• M17: 41,178,908 km (0.094 R)
• M18: 59,211,585 km (0.037 R)
• M19: 65,681,992 km (0.072 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 12,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit