🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.42 AU - 0.68 AU

Year: 154 Days

Day: 19 Hours

Environment

Temp: 227 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,072,660 km

• M1: 135,236 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.76 AU - 0.8 AU

Year: 261 Days

Day: 33.6 Hours

Environment

Temp: 109 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 33,072,660 km

• M1: 35,455 km (0.068 R)
• M2: 238,758 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.75 AU - 0.83 AU

Year: 266 Days

Day: 13.8 Hours

Environment

Temp: 131 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.81 AU - 1.25 AU

Year: 396 Days

Day: 13.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 35.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.89 AU - 2.29 AU

Year: 1144 Days

Day: 35.4 Hours

Environment

Temp: -83 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,072,660 km

• M1: 33,809 km (0.047 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.83 AU - 2.57 AU

Year: 1236 Days

Day: 15.1 Hours

Environment

Temp: -80 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.5

Radius: 8.9

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 4.99 AU - 7.67 AU

Year: 6032 Days

Day: 9.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,072,660 km

• M1: 113,844 km (0.103 R)
• M2: 485,295 km (0.093 R)
• M3: 763,847 km (0.044 R)
• M4: 1,636,900 km (0.111 R)
• M5: 1,993,242 km (0.029 R)
• M6: 4,403,413 km (0.114 R)
• M7: 7,437,408 km (0.113 R)
• M8: 8,018,745 km (0.066 R)
• M9: 8,546,676 km (0.093 R)
• M10: 8,968,392 km (0.08 R)
• M11: 9,537,313 km (0.107 R)
• M12: 11,642,903 km (0.102 R)
• M13: 13,078,295 km (0.096 R)
• M14: 13,525,443 km (0.119 R)
• M15: 15,915,867 km (0.098 R)
• M16: 16,554,800 km (0.058 R)
• M17: 19,426,480 km (0.055 R)
• M18: 29,908,953 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.9

Radius: 10.1

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 6.36 AU - 7.72 AU

Year: 7075 Days

Day: 12.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,072,660 km

• M1: 125,662 km (0.085 R)
• M2: 461,958 km (0.115 R)
• M3: 1,156,990 km (0.063 R)
• M4: 1,482,365 km (0.045 R)
• M5: 2,140,147 km (0.065 R)
• M6: 2,963,384 km (0.113 R)
• M7: 4,077,739 km (0.101 R)
• M8: 4,900,826 km (0.104 R)
• M9: 6,675,955 km (0.119 R)
• M10: 7,353,035 km (0.101 R)
• M11: 7,708,329 km (0.071 R)
• M12: 11,634,226 km (0.112 R)
• M13: 13,649,011 km (0.11 R)
• M14: 15,768,962 km (0.086 R)
• M15: 16,846,067 km (0.113 R)
• M16: 19,957,553 km (0.098 R)
• M17: 20,511,065 km (0.037 R)
• M18: 21,648,607 km (0.12 R)
• M19: 22,085,882 km (0.081 R)
• M20: 24,834,294 km (0.038 R)
• M21: 26,373,057 km (0.086 R)
• M22: 27,039,516 km (0.095 R)
• M23: 29,998,412 km (0.118 R)
• M24: 30,451,095 km (0.085 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.5

Radius: 8.3

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 7.23 AU - 10.57 AU

Year: 10056 Days

Day: 6.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,072,660 km

• M1: 103,223 km (0.098 R)
• M2: 449,542 km (0.077 R)
• M3: 949,647 km (0.059 R)
• M4: 4,150,593 km (0.103 R)
• M5: 5,265,995 km (0.12 R)
• M6: 8,268,873 km (0.116 R)
• M7: 9,199,371 km (0.051 R)
• M8: 13,034,612 km (0.072 R)
• M9: 16,420,311 km (0.071 R)
• M10: 17,302,041 km (0.119 R)
• M11: 17,754,574 km (0.083 R)
• M12: 19,574,582 km (0.08 R)
• M13: 21,146,856 km (0.102 R)
• M14: 21,589,815 km (0.072 R)
• M15: 22,190,151 km (0.115 R)
• M16: 25,194,525 km (0.049 R)
• M17: 26,708,007 km (0.12 R)
• M18: 26,966,063 km (0.103 R)
• M19: 29,363,668 km (0.108 R)
• M20: 30,944,170 km (0.079 R)
• M21: 32,385,097 km (0.09 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 379 - 10,887 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit