🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.52 AU - 0.62 AU

Year: 180 Days

Day: 41 Hours

Environment

Temp: 78 °C

Axial Tilt: 47.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.65 AU - 0.71 AU

Year: 235 Days

Day: 25.2 Hours

Environment

Temp: 2 °C

Axial Tilt: 1.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.62 AU - 0.94 AU

Year: 289 Days

Day: 47.5 Hours

Environment

Temp: -3 °C

Axial Tilt: 3.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.16 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.35 AU - 1.73 AU

Year: 801 Days

Day: 20.1 Hours

Environment

Temp: -89 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.66 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.6

Radius: 10.1

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 3.13 AU - 4.41 AU

Year: 3067 Days

Day: 11.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 57,289,352 km

• M1: 125,662 km (0.104 R)
• M2: 629,807 km (0.051 R)
• M3: 1,148,313 km (0.093 R)
• M4: 2,086,741 km (0.096 R)
• M5: 2,446,972 km (0.104 R)
• M6: 3,734,561 km (0.109 R)
• M7: 4,779,353 km (0.088 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.9

Radius: 8

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 12.41 AU - 15.51 AU

Year: 21853 Days

Day: 23.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,289,352 km

• M1: 100,679 km (0.039 R)
• M2: 523,593 km (0.116 R)
• M3: 1,104,631 km (0.079 R)
• M4: 1,523,355 km (0.062 R)
• M5: 4,710,239 km (0.091 R)
• M6: 4,971,137 km (0.085 R)
• M7: 5,380,736 km (0.031 R)
• M8: 7,552,748 km (0.088 R)
• M9: 7,911,035 km (0.061 R)
• M10: 11,607,748 km (0.066 R)
• M11: 12,268,073 km (0.102 R)
• M12: 12,953,231 km (0.1 R)
• M13: 15,517,039 km (0.099 R)
• M14: 17,610,063 km (0.089 R)
• M15: 19,631,729 km (0.087 R)
• M16: 21,623,923 km (0.115 R)
• M17: 28,296,288 km (0.116 R)
• M18: 30,044,488 km (0.089 R)
• M19: 40,688,975 km (0.11 R)
• M20: 47,297,910 km (0.089 R)
• M21: 48,515,936 km (0.054 R)
• M22: 55,759,016 km (0.104 R)
• M23: 56,605,890 km (0.09 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 12,847 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit