🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.52 AU - 0.84 AU

Year: 204 Days

Day: 12.1 Hours

Environment

Temp: 121 °C

Axial Tilt: 38.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.8 AU - 1.02 AU

Year: 315 Days

Day: 19.4 Hours

Environment

Temp: 130 °C

Axial Tilt: 41.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.94 AU - 1.34 AU

Year: 442 Days

Day: 36.3 Hours

Environment

Temp: 15 °C

Axial Tilt: 23.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.11 AU - 1.45 AU

Year: 526 Days

Day: 37.4 Hours

Environment

Temp: 14 °C

Axial Tilt: 14.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.61 AU - 2.25 AU

Year: 974 Days

Day: 42.8 Hours

Environment

Temp: -54 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.68 AU - 2.98 AU

Year: 1730 Days

Day: 20 Hours

Environment

Temp: -99 °C

Axial Tilt: 160.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.12 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 3.07 AU - 3.73 AU

Year: 2278 Days

Day: 22.1 Hours

Environment

Temp: -115 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,147,843 km

• M1: 567,574 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.2

Radius: 6.9

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 14.19 AU - 17.67 AU

Year: 23108 Days

Day: 22.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,147,843 km

• M1: 86,168 km (0.106 R)
• M2: 311,164 km (0.077 R)
• M3: 832,961 km (0.078 R)
• M4: 1,230,891 km (0.092 R)
• M5: 3,329,899 km (0.067 R)
• M6: 4,302,584 km (0.116 R)
• M7: 4,529,375 km (0.107 R)
• M8: 9,673,896 km (0.104 R)
• M9: 11,954,067 km (0.092 R)
• M10: 16,419,264 km (0.082 R)
• M11: 17,832,665 km (0.056 R)
• M12: 18,643,784 km (0.098 R)
• M13: 20,899,571 km (0.109 R)
• M14: 22,303,098 km (0.107 R)
• M15: 25,205,296 km (0.114 R)
• M16: 31,004,159 km (0.103 R)
• M17: 31,532,987 km (0.118 R)
• M18: 33,486,586 km (0.061 R)
• M19: 38,355,996 km (0.06 R)

Kuiper Belt

Range: 30.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 16,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit