🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.44 AU - 0.56 AU

Year: 130 Days

Day: 20.9 Hours

Environment

Temp: 209 °C

Axial Tilt: 43.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,823,684 km

• M1: 44,431 km (0.091 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.46 AU - 0.66 AU

Year: 155 Days

Day: 34 Hours

Environment

Temp: 183 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,823,684 km

• M1: 45,777 km (0.043 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.66 AU - 0.8 AU

Year: 230 Days

Day: 37.7 Hours

Environment

Temp: 109 °C

Axial Tilt: 14.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,823,684 km

• M1: 241,002 km (0.092 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.84 AU - 2.98 AU

Year: 1380 Days

Day: 22.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 25.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.38 AU - 4.24 AU

Year: 2744 Days

Day: 27.7 Hours

Environment

Temp: -129 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.03 AU - 4.81 AU

Year: 2864 Days

Day: 34 Hours

Environment

Temp: -115 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.2

Radius: 13.8

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 8.17 AU - 10.19 AU

Year: 10262 Days

Day: 7.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,823,684 km

• M1: 174,132 km (0.106 R)
• M2: 657,333 km (0.103 R)
• M3: 1,240,914 km (0.101 R)
• M4: 1,841,400 km (0.115 R)
• M5: 2,327,743 km (0.082 R)
• M6: 3,209,922 km (0.081 R)
• M7: 4,030,167 km (0.092 R)
• M8: 4,475,968 km (0.062 R)
• M9: 5,271,679 km (0.094 R)
• M10: 5,946,366 km (0.1 R)
• M11: 12,337,336 km (0.109 R)
• M12: 12,805,279 km (0.105 R)
• M13: 17,347,818 km (0.069 R)
• M14: 17,861,687 km (0.104 R)
• M15: 20,341,122 km (0.119 R)
• M16: 23,306,899 km (0.032 R)
• M17: 23,932,967 km (0.097 R)
• M18: 26,357,050 km (0.104 R)
• M19: 26,938,986 km (0.051 R)
• M20: 29,249,226 km (0.08 R)
• M21: 31,147,324 km (0.05 R)
• M22: 34,032,169 km (0.099 R)
• M23: 39,187,162 km (0.053 R)
• M24: 39,945,474 km (0.072 R)
• M25: 42,015,759 km (0.092 R)
• M26: 43,885,134 km (0.103 R)
• M27: 45,948,836 km (0.099 R)
• M28: 46,792,269 km (0.054 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 690.8

Radius: 8.2

Gravity: 10.27 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 10.18 AU - 13.74 AU

Year: 15261 Days

Day: 14.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 82,823,684 km

• M1: 103,073 km (0.112 R)
• M2: 1,637,349 km (0.094 R)
• M3: 2,346,742 km (0.07 R)
• M4: 2,900,104 km (0.082 R)
• M5: 3,483,386 km (0.118 R)
• M6: 4,082,227 km (0.108 R)
• M7: 7,724,187 km (0.113 R)
• M8: 8,540,243 km (0.067 R)
• M9: 12,513,563 km (0.095 R)
• M10: 13,233,128 km (0.066 R)
• M11: 18,224,461 km (0.094 R)
• M12: 22,773,433 km (0.043 R)
• M13: 23,353,873 km (0.111 R)
• M14: 27,478,735 km (0.115 R)
• M15: 29,942,313 km (0.058 R)
• M16: 37,136,026 km (0.051 R)
• M17: 48,992,854 km (0.12 R)
• M18: 50,122,318 km (0.084 R)
• M19: 57,800,877 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 361.1

Radius: 5.4

Gravity: 12.38 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 15.75 AU - 22.85 AU

Year: 31283 Days

Day: 23.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,823,684 km

• M1: 71,657 km (0.066 R)
• M2: 324,777 km (0.105 R)
• M3: 495,618 km (0.082 R)
• M4: 901,178 km (0.094 R)
• M5: 1,360,293 km (0.05 R)
• M6: 3,769,567 km (0.065 R)
• M7: 4,396,382 km (0.09 R)
• M8: 5,854,662 km (0.101 R)
• M9: 7,508,168 km (0.088 R)
• M10: 11,305,261 km (0.082 R)
• M11: 12,668,696 km (0.109 R)
• M12: 15,393,023 km (0.072 R)
• M13: 18,667,122 km (0.109 R)
• M14: 21,965,306 km (0.113 R)
• M15: 22,899,245 km (0.09 R)
• M16: 23,643,644 km (0.108 R)
• M17: 25,859,488 km (0.075 R)
• M18: 41,179,955 km (0.08 R)
• M19: 45,529,663 km (0.108 R)
• M20: 46,031,115 km (0.11 R)
• M21: 47,045,090 km (0.039 R)
• M22: 47,729,201 km (0.034 R)
• M23: 51,069,572 km (0.105 R)
• M24: 57,235,996 km (0.083 R)
• M25: 62,224,636 km (0.064 R)
• M26: 71,920,523 km (0.078 R)
• M27: 72,828,133 km (0.056 R)
• M28: 78,914,522 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 14,816 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit