🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.65 AU - 0.85 AU

Year: 250 Days

Day: 35.2 Hours

Environment

Temp: 97 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.79 AU - 0.87 AU

Year: 291 Days

Day: 17 Hours

Environment

Temp: 31 °C

Axial Tilt: 18 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 38,586,191 km

• M1: 28,723 km (0.032 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.44 AU - 1.84 AU

Year: 809 Days

Day: 21.9 Hours

Environment

Temp: -60 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,586,191 km

• M1: 56,548 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.2 AU - 2.6 AU

Year: 1431 Days

Day: 34.8 Hours

Environment

Temp: -98 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,586,191 km

• M1: 58,194 km (0.07 R)
• M2: 878,738 km (0.066 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 3.47 AU - 4.31 AU

Year: 2954 Days

Day: 14.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,586,191 km

• M1: 53,855 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.4

Radius: 10.8

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 7.39 AU - 11.45 AU

Year: 11131 Days

Day: 7.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,586,191 km

• M1: 134,339 km (0.088 R)
• M2: 602,131 km (0.102 R)
• M3: 1,005,896 km (0.106 R)
• M4: 1,406,220 km (0.073 R)
• M5: 1,854,565 km (0.115 R)
• M6: 2,244,267 km (0.079 R)
• M7: 4,998,663 km (0.088 R)
• M8: 5,540,956 km (0.087 R)
• M9: 6,462,179 km (0.113 R)
• M10: 8,649,300 km (0.086 R)
• M11: 10,645,534 km (0.057 R)
• M12: 11,138,908 km (0.104 R)
• M13: 11,544,617 km (0.033 R)
• M14: 12,385,507 km (0.112 R)
• M15: 18,171,953 km (0.106 R)
• M16: 19,895,619 km (0.119 R)
• M17: 21,026,729 km (0.031 R)
• M18: 22,520,314 km (0.076 R)
• M19: 28,352,985 km (0.093 R)
• M20: 31,969,963 km (0.098 R)
• M21: 33,206,239 km (0.066 R)
• M22: 35,011,736 km (0.044 R)
• M23: 35,883,592 km (0.084 R)
• M24: 36,881,709 km (0.109 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 15,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit