🌌 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: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.45 AU - 0.57 AU

Year: 136 Days

Day: 29.6 Hours

Environment

Temp: 168 °C

Axial Tilt: 48.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.49 AU - 0.63 AU

Year: 157 Days

Day: 26.5 Hours

Environment

Temp: 179 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.44 AU - 1.9 AU

Year: 809 Days

Day: 45.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 92.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.4

Radius: 10.9

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.65 AU - 5.07 AU

Year: 4015 Days

Day: 9.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,297,986 km

• M1: 137,480 km (0.1 R)
• M2: 511,026 km (0.042 R)
• M3: 1,245,851 km (0.118 R)
• M4: 2,194,601 km (0.083 R)
• M5: 2,797,929 km (0.119 R)
• M6: 5,454,189 km (0.079 R)
• M7: 7,172,021 km (0.062 R)
• M8: 7,606,902 km (0.061 R)
• M9: 7,951,276 km (0.026 R)
• M10: 10,083,046 km (0.093 R)
• M11: 10,499,227 km (0.11 R)
• M12: 10,926,928 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 997.2

Radius: 11

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 10.48 AU - 12.96 AU

Year: 15036 Days

Day: 11.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 71,297,986 km

• M1: 136,732 km (0.099 R)
• M2: 511,625 km (0.112 R)
• M3: 1,108,221 km (0.107 R)
• M4: 1,649,317 km (0.087 R)
• M5: 2,155,855 km (0.099 R)
• M6: 3,429,232 km (0.094 R)
• M7: 4,390,548 km (0.052 R)
• M8: 4,934,486 km (0.043 R)
• M9: 7,018,235 km (0.103 R)
• M10: 8,978,715 km (0.1 R)
• M11: 10,316,868 km (0.094 R)
• M12: 11,592,937 km (0.097 R)
• M13: 12,633,839 km (0.106 R)
• M14: 15,126,589 km (0.116 R)
• M15: 17,014,514 km (0.088 R)
• M16: 18,185,865 km (0.056 R)
• M17: 19,143,292 km (0.068 R)
• M18: 21,158,375 km (0.115 R)
• M19: 21,539,401 km (0.119 R)
• M20: 25,071,855 km (0.054 R)
• M21: 25,713,929 km (0.071 R)
• M22: 26,919,538 km (0.113 R)
• M23: 29,680,218 km (0.08 R)
• M24: 30,157,884 km (0.1 R)
• M25: 31,995,394 km (0.086 R)
• M26: 33,133,236 km (0.11 R)
• M27: 33,518,301 km (0.069 R)
• M28: 36,434,861 km (0.095 R)
• M29: 39,086,333 km (0.069 R)
• M30: 42,013,814 km (0.111 R)
• M31: 49,629,842 km (0.078 R)
• M32: 53,585,209 km (0.102 R)
• M33: 54,650,645 km (0.069 R)
• M34: 57,191,416 km (0.062 R)
• M35: 57,931,476 km (0.065 R)
• M36: 64,283,551 km (0.08 R)
• M37: 69,393,815 km (0.051 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 14,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit