🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.63 AU - 0.81 AU

Year: 228 Days

Day: 36.4 Hours

Environment

Temp: 166 °C

Axial Tilt: 49.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 28,226,837 km

• M1: 149,448 km (0.086 R)
• M2: 319,691 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.68 AU - 1.08 AU

Year: 308 Days

Day: 16.2 Hours

Environment

Temp: 99 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.98 AU - 1.12 AU

Year: 401 Days

Day: 22.3 Hours

Environment

Temp: 7 °C

Axial Tilt: 48.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.35 AU - 3.45 AU

Year: 1841 Days

Day: 40.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.9 AU - 4.56 AU

Year: 2685 Days

Day: 28.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 3.94 AU - 3.98 AU

Year: 2938 Days

Day: 47.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.69 AU - 5.25 AU

Year: 3523 Days

Day: 34.1 Hours

Environment

Temp: -145 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.4

Radius: 13.9

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 8.81 AU - 10.35 AU

Year: 11054 Days

Day: 12.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 108.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 28,226,837 km

• M1: 178,620 km (0.111 R)
• M2: 704,756 km (0.068 R)
• M3: 1,260,063 km (0.106 R)
• M4: 1,890,019 km (0.097 R)
• M5: 2,689,321 km (0.097 R)
• M6: 3,704,791 km (0.116 R)
• M7: 4,636,786 km (0.086 R)
• M8: 5,658,988 km (0.101 R)
• M9: 8,504,489 km (0.062 R)
• M10: 9,332,962 km (0.053 R)
• M11: 10,959,241 km (0.11 R)
• M12: 14,248,898 km (0.052 R)
• M13: 16,524,132 km (0.107 R)
• M14: 17,096,643 km (0.087 R)
• M15: 18,348,927 km (0.061 R)
• M16: 19,450,266 km (0.062 R)
• M17: 23,019,223 km (0.051 R)
• M18: 28,427,784 km (0.099 R)
• M19: 28,974,714 km (0.085 R)
• M20: 30,372,556 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.4

Radius: 4.9

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 12.64 AU - 19.28 AU

Year: 23769 Days

Day: 20.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 148.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 28,226,837 km

• M1: 60,886 km (0.061 R)
• M2: 244,892 km (0.071 R)
• M3: 1,390,961 km (0.097 R)
• M4: 1,998,179 km (0.069 R)
• M5: 2,723,130 km (0.099 R)
• M6: 3,353,087 km (0.058 R)
• M7: 3,662,305 km (0.081 R)
• M8: 5,678,137 km (0.072 R)
• M9: 7,879,469 km (0.075 R)
• M10: 9,695,588 km (0.073 R)
• M11: 10,646,132 km (0.119 R)
• M12: 11,143,845 km (0.062 R)
• M13: 12,126,403 km (0.088 R)
• M14: 16,489,575 km (0.055 R)
• M15: 18,148,914 km (0.096 R)
• M16: 20,841,676 km (0.102 R)
• M17: 24,926,446 km (0.093 R)
• M18: 30,384,674 km (0.099 R)
• M19: 32,291,000 km (0.09 R)
• M20: 33,566,172 km (0.114 R)
• M21: 36,712,963 km (0.052 R)
• M22: 45,716,062 km (0.112 R)
• M23: 47,322,145 km (0.059 R)
• M24: 50,801,193 km (0.076 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 18

Radius: 5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 16.13 AU - 19.37 AU

Year: 27877 Days

Day: 22.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 28,226,837 km

• M1: 93,798 km (0.05 R)
• M2: 280,795 km (0.071 R)
• M3: 763,398 km (0.082 R)
• M4: 4,068,164 km (0.089 R)
• M5: 5,529,137 km (0.05 R)
• M6: 6,454,999 km (0.044 R)
• M7: 7,725,683 km (0.098 R)
• M8: 9,557,958 km (0.07 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 18,702 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit