🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.57 AU - 0.63 AU

Year: 178 Days

Day: 35.2 Hours

Environment

Temp: 127 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.85 AU - 1.37 AU

Year: 448 Days

Day: 19.4 Hours

Environment

Temp: -2 °C

Axial Tilt: 37.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.46 AU - 1.84 AU

Year: 812 Days

Day: 29.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.85 AU - 1.87 AU

Year: 971 Days

Day: 20.2 Hours

Environment

Temp: -78 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.73 AU - 2.67 AU

Year: 1249 Days

Day: 47 Hours

Environment

Temp: -93 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.57 AU - 2.81 AU

Year: 1689 Days

Day: 23.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.73 AU - 2.97 AU

Year: 1842 Days

Day: 17.1 Hours

Environment

Temp: -120 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.2

Radius: 10.7

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.75 AU - 4.95 AU

Year: 3474 Days

Day: 13.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 54,254,088 km

• M1: 133,441 km (0.068 R)
• M2: 818,300 km (0.101 R)
• M3: 1,422,975 km (0.06 R)
• M4: 2,021,217 km (0.109 R)
• M5: 2,543,912 km (0.116 R)
• M6: 3,084,558 km (0.091 R)
• M7: 3,429,681 km (0.12 R)
• M8: 5,153,048 km (0.107 R)
• M9: 6,682,686 km (0.097 R)
• M10: 7,913,727 km (0.059 R)
• M11: 8,778,852 km (0.085 R)
• M12: 14,724,918 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 365

Radius: 4.6

Gravity: 17.25 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 9.56 AU - 15.02 AU

Year: 16497 Days

Day: 23.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,254,088 km

• M1: 57,446 km (0.102 R)
• M2: 202,705 km (0.084 R)
• M3: 566,378 km (0.089 R)
• M4: 797,057 km (0.037 R)
• M5: 1,123,929 km (0.106 R)
• M6: 1,351,916 km (0.078 R)
• M7: 1,610,122 km (0.106 R)
• M8: 1,767,349 km (0.089 R)
• M9: 4,396,382 km (0.114 R)
• M10: 4,769,031 km (0.085 R)
• M11: 5,095,303 km (0.106 R)
• M12: 5,684,121 km (0.087 R)
• M13: 8,686,400 km (0.099 R)
• M14: 9,832,320 km (0.03 R)
• M15: 11,647,092 km (0.095 R)
• M16: 13,673,545 km (0.106 R)
• M17: 15,709,572 km (0.065 R)
• M18: 16,577,538 km (0.066 R)
• M19: 16,873,892 km (0.098 R)
• M20: 22,019,011 km (0.054 R)
• M21: 24,703,545 km (0.113 R)
• M22: 26,981,771 km (0.068 R)
• M23: 29,180,860 km (0.081 R)
• M24: 30,822,846 km (0.119 R)
• M25: 35,623,143 km (0.087 R)
• M26: 40,095,820 km (0.103 R)
• M27: 41,439,358 km (0.059 R)
• M28: 52,167,769 km (0.12 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 11,758 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit