🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.49 AU - 0.55 AU

Year: 136 Days

Day: 21 Hours

Environment

Temp: 170 °C

Axial Tilt: 17.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,085,490 km

• M1: 47,123 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.73 AU - 0.79 AU

Year: 240 Days

Day: 12.2 Hours

Environment

Temp: 121 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.79 AU - 1.25 AU

Year: 373 Days

Day: 39.4 Hours

Environment

Temp: 38 °C

Axial Tilt: 22.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 56,085,490 km

• M1: 24,085 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.89 AU - 1.37 AU

Year: 434 Days

Day: 21.5 Hours

Environment

Temp: 32 °C

Axial Tilt: 8.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.07 AU - 1.53 AU

Year: 536 Days

Day: 30.5 Hours

Environment

Temp: -13 °C

Axial Tilt: 28.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.01 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.14 AU - 3.3 AU

Year: 1622 Days

Day: 28.3 Hours

Environment

Temp: -91 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.87 AU - 3.97 AU

Year: 2287 Days

Day: 32.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 32.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 12.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.8

Radius: 13.3

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 12.19 AU - 12.89 AU

Year: 16060 Days

Day: 10 Hours

Environment

Temp: -176 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,085,490 km

• M1: 190,139 km (0.067 R)
• M2: 682,017 km (0.066 R)
• M3: 1,310,477 km (0.116 R)
• M4: 2,006,556 km (0.096 R)
• M5: 5,976,285 km (0.12 R)
• M6: 6,981,284 km (0.075 R)
• M7: 8,760,003 km (0.115 R)
• M8: 10,628,330 km (0.119 R)
• M9: 13,250,781 km (0.064 R)
• M10: 14,056,366 km (0.075 R)
• M11: 20,944,450 km (0.084 R)
• M12: 26,165,864 km (0.036 R)
• M13: 28,647,843 km (0.097 R)
• M14: 30,485,802 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 315.8

Radius: 6.7

Gravity: 7.03 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 13.27 AU - 14.43 AU

Year: 18641 Days

Day: 17.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,085,490 km

• M1: 91,703 km (0.044 R)
• M2: 300,093 km (0.056 R)
• M3: 738,415 km (0.097 R)
• M4: 1,022,950 km (0.106 R)
• M5: 1,565,392 km (0.113 R)
• M6: 1,800,560 km (0.108 R)
• M7: 2,226,615 km (0.061 R)
• M8: 4,535,957 km (0.076 R)
• M9: 5,498,919 km (0.104 R)
• M10: 6,958,395 km (0.11 R)
• M11: 9,451,593 km (0.099 R)
• M12: 12,670,192 km (0.025 R)
• M13: 14,558,416 km (0.114 R)
• M14: 14,902,042 km (0.082 R)
• M15: 19,958,151 km (0.112 R)
• M16: 23,993,853 km (0.03 R)
• M17: 38,247,239 km (0.096 R)
• M18: 43,833,822 km (0.083 R)
• M19: 51,829,977 km (0.12 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 13,237 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit