🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.66 AU - 0.74 AU

Year: 206 Days

Day: 42.6 Hours

Environment

Temp: 184 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.66 AU - 0.9 AU

Year: 242 Days

Day: 47.8 Hours

Environment

Temp: 206 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.12 AU - 1.28 AU

Year: 462 Days

Day: 25.7 Hours

Environment

Temp: 16 °C

Axial Tilt: 31.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.12 AU - 1.54 AU

Year: 539 Days

Day: 45.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 42.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.34 AU - 3.08 AU

Year: 1568 Days

Day: 30.4 Hours

Environment

Temp: -75 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.75 AU - 6.15 AU

Year: 3871 Days

Day: 43.9 Hours

Environment

Temp: -121 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,325,631 km

• M1: 553,512 km (0.111 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 4.4 AU - 6.38 AU

Year: 4398 Days

Day: 28.4 Hours

Environment

Temp: -125 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.1

Radius: 8.9

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 6.07 AU - 6.89 AU

Year: 5798 Days

Day: 10.8 Hours

Environment

Temp: -143 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 32,325,631 km

• M1: 110,702 km (0.111 R)
• M2: 396,434 km (0.096 R)
• M3: 980,464 km (0.05 R)
• M4: 1,311,076 km (0.086 R)
• M5: 1,613,712 km (0.03 R)
• M6: 2,463,428 km (0.066 R)
• M7: 5,043,842 km (0.091 R)
• M8: 5,383,279 km (0.082 R)
• M9: 6,014,134 km (0.112 R)
• M10: 9,204,907 km (0.103 R)
• M11: 10,647,628 km (0.106 R)
• M12: 11,398,909 km (0.03 R)
• M13: 12,034,850 km (0.105 R)
• M14: 13,218,019 km (0.117 R)
• M15: 13,974,984 km (0.04 R)
• M16: 15,694,163 km (0.095 R)
• M17: 16,358,527 km (0.109 R)
• M18: 20,387,497 km (0.048 R)
• M19: 26,443,219 km (0.111 R)
• M20: 26,782,656 km (0.038 R)
• M21: 27,297,123 km (0.108 R)
• M22: 29,150,192 km (0.097 R)
• M23: 29,694,579 km (0.111 R)
• M24: 30,338,448 km (0.073 R)
• M25: 31,653,862 km (0.098 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 12,945 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit