🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.45 AU - 0.71 AU

Year: 154 Days

Day: 22.7 Hours

Environment

Temp: 244 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,828,775 km

• M1: 60,138 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.61 AU - 0.67 AU

Year: 178 Days

Day: 43.5 Hours

Environment

Temp: 192 °C

Axial Tilt: 20.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.73 AU - 1.01 AU

Year: 283 Days

Day: 12.5 Hours

Environment

Temp: 166 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.78 AU - 1.1 AU

Year: 317 Days

Day: 36.3 Hours

Environment

Temp: 107 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.39 AU - 2.15 AU

Year: 820 Days

Day: 23.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,828,775 km

• M1: 376,538 km (0.091 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.44 AU - 2.68 AU

Year: 1426 Days

Day: 47.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,828,775 km

• M1: 51,162 km (0.057 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.91 AU - 5.67 AU

Year: 4237 Days

Day: 20.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.9

Radius: 12.7

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 6.55 AU - 8.71 AU

Year: 7340 Days

Day: 10.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,828,775 km

• M1: 157,975 km (0.054 R)
• M2: 803,490 km (0.105 R)
• M3: 1,257,819 km (0.093 R)
• M4: 2,140,147 km (0.12 R)
• M5: 2,718,792 km (0.109 R)
• M6: 3,423,547 km (0.066 R)
• M7: 4,087,911 km (0.032 R)
• M8: 4,634,243 km (0.033 R)
• M9: 7,092,884 km (0.093 R)
• M10: 7,803,025 km (0.098 R)
• M11: 10,269,595 km (0.066 R)
• M12: 10,870,080 km (0.05 R)
• M13: 14,048,736 km (0.071 R)
• M14: 15,169,523 km (0.072 R)
• M15: 16,348,953 km (0.079 R)
• M16: 16,961,107 km (0.108 R)
• M17: 18,231,343 km (0.089 R)
• M18: 19,640,106 km (0.101 R)
• M19: 21,199,963 km (0.072 R)
• M20: 22,673,203 km (0.068 R)
• M21: 25,914,241 km (0.101 R)
• M22: 30,257,665 km (0.119 R)
• M23: 33,300,486 km (0.084 R)
• M24: 38,895,895 km (0.116 R)
• M25: 39,743,218 km (0.104 R)
• M26: 40,975,156 km (0.072 R)
• M27: 42,742,206 km (0.094 R)

Asteroid Belt

Center: 10.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 13.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917

Radius: 4.3

Gravity: 49.59 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 10.98 AU - 15.94 AU

Year: 17197 Days

Day: 17.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 75,828,775 km

• M1: 54,154 km (0.118 R)
• M2: 257,009 km (0.07 R)
• M3: 459,565 km (0.029 R)
• M4: 1,062,145 km (0.066 R)
• M5: 2,078,962 km (0.099 R)
• M6: 2,678,849 km (0.071 R)
• M7: 2,826,353 km (0.082 R)
• M8: 3,330,198 km (0.086 R)
• M9: 3,530,211 km (0.109 R)
• M10: 3,799,188 km (0.089 R)
• M11: 4,976,224 km (0.108 R)
• M12: 5,199,872 km (0.079 R)
• M13: 6,036,274 km (0.079 R)
• M14: 6,685,978 km (0.049 R)
• M15: 7,672,276 km (0.036 R)
• M16: 8,591,705 km (0.04 R)
• M17: 13,647,963 km (0.058 R)
• M18: 22,137,044 km (0.1 R)
• M19: 23,048,544 km (0.114 R)
• M20: 30,511,084 km (0.061 R)
• M21: 32,021,125 km (0.119 R)
• M22: 34,378,488 km (0.044 R)
• M23: 35,462,474 km (0.097 R)
• M24: 40,025,957 km (0.041 R)
• M25: 43,537,618 km (0.044 R)
• M26: 58,674,828 km (0.032 R)
• M27: 62,191,126 km (0.073 R)
• M28: 69,855,175 km (0.118 R)
• M29: 75,828,767 km (0.05 R)

Kuiper Belt

Range: 31.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 16,914 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit