🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.58 AU - 0.7 AU

Year: 185 Days

Day: 19.7 Hours

Environment

Temp: 213 °C

Axial Tilt: 10 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,578,873 km

• M1: 108,010 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.06 AU - 1.22 AU

Year: 440 Days

Day: 24.8 Hours

Environment

Temp: 19 °C

Axial Tilt: 2.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.8 AU - 5.6 AU

Year: 3685 Days

Day: 39.7 Hours

Environment

Temp: -142 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888

Radius: 8.8

Gravity: 11.47 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.14 AU - 6.56 AU

Year: 4475 Days

Day: 7.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,578,873 km

• M1: 109,805 km (0.044 R)
• M2: 420,819 km (0.054 R)
• M3: 860,337 km (0.115 R)
• M4: 1,224,459 km (0.091 R)
• M5: 2,464,924 km (0.107 R)
• M6: 4,775,164 km (0.114 R)
• M7: 5,068,974 km (0.098 R)
• M8: 6,856,818 km (0.091 R)
• M9: 10,032,183 km (0.116 R)
• M10: 12,060,281 km (0.105 R)
• M11: 12,506,532 km (0.102 R)
• M12: 13,015,164 km (0.068 R)
• M13: 18,755,534 km (0.084 R)
• M14: 21,880,334 km (0.063 R)
• M15: 28,004,123 km (0.107 R)
• M16: 28,611,790 km (0.106 R)
• M17: 29,853,452 km (0.041 R)
• M18: 30,305,537 km (0.057 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 14,887 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit