🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.42 AU - 0.62 AU

Year: 141 Days

Day: 21.1 Hours

Environment

Temp: 165 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.45 AU - 0.61 AU

Year: 145 Days

Day: 25.4 Hours

Environment

Temp: 185 °C

Axial Tilt: 24.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.55 AU - 0.87 AU

Year: 224 Days

Day: 12.5 Hours

Environment

Temp: 138 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,829,126 km

• M1: 15,109 km (0.068 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.85 AU - 1.15 AU

Year: 375 Days

Day: 14 Hours

Environment

Temp: 8 °C

Axial Tilt: 28.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 24,829,126 km

• M1: 32,912 km (0.075 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.54 AU - 1.9 AU

Year: 845 Days

Day: 19.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.41 AU - 2.65 AU

Year: 1508 Days

Day: 34.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.8 AU - 3.2 AU

Year: 1947 Days

Day: 14.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.3

Radius: 13.7

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 5.24 AU - 7.7 AU

Year: 6167 Days

Day: 13.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 24,829,126 km

• M1: 170,841 km (0.115 R)
• M2: 788,979 km (0.092 R)
• M3: 1,305,241 km (0.104 R)
• M4: 4,601,032 km (0.041 R)
• M5: 5,704,167 km (0.117 R)
• M6: 6,634,366 km (0.075 R)
• M7: 7,168,431 km (0.115 R)
• M8: 9,403,124 km (0.082 R)
• M9: 10,743,371 km (0.053 R)
• M10: 12,115,034 km (0.088 R)
• M11: 12,676,325 km (0.041 R)
• M12: 15,043,861 km (0.088 R)
• M13: 18,051,975 km (0.101 R)
• M14: 19,347,792 km (0.038 R)
• M15: 19,793,294 km (0.088 R)
• M16: 21,170,941 km (0.099 R)
• M17: 23,106,139 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 21.3

Radius: 3.3

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 14.2 AU - 15.22 AU

Year: 21142 Days

Day: 23.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,829,126 km

• M1: 43,084 km (0.114 R)
• M2: 162,762 km (0.057 R)
• M3: 639,381 km (0.099 R)
• M4: 744,399 km (0.105 R)
• M5: 1,085,781 km (0.086 R)
• M6: 1,812,677 km (0.112 R)
• M7: 3,466,482 km (0.096 R)
• M8: 3,836,886 km (0.098 R)
• M9: 4,278,649 km (0.114 R)
• M10: 7,869,596 km (0.115 R)
• M11: 9,254,573 km (0.114 R)
• M12: 11,008,608 km (0.06 R)
• M13: 16,704,098 km (0.119 R)
• M14: 16,875,837 km (0.06 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: 398 - 11,057 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit