🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.83 AU - 1.11 AU

Year: 344 Days

Day: 17.7 Hours

Environment

Temp: 136 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,064,905 km

• M1: 816,804 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.88 AU - 1.2 AU

Year: 382 Days

Day: 13.6 Hours

Environment

Temp: 47 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.21 AU - 1.41 AU

Year: 540 Days

Day: 16 Hours

Environment

Temp: 1 °C

Axial Tilt: 10.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 73,064,905 km

• M1: 42,935 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.65 AU - 1.79 AU

Year: 812 Days

Day: 25.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2.64 AU - 3.82 AU

Year: 2089 Days

Day: 37.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.23 AU - 5.05 AU

Year: 3032 Days

Day: 43.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 851

Radius: 14.1

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.82 AU - 7.16 AU

Year: 5950 Days

Day: 14.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,064,905 km

• M1: 175,329 km (0.094 R)
• M2: 742,155 km (0.085 R)
• M3: 1,364,183 km (0.063 R)
• M4: 1,825,992 km (0.048 R)
• M5: 2,327,294 km (0.119 R)
• M6: 3,415,469 km (0.1 R)
• M7: 4,959,469 km (0.093 R)
• M8: 7,290,353 km (0.061 R)
• M9: 8,738,012 km (0.087 R)
• M10: 9,685,415 km (0.029 R)
• M11: 10,138,248 km (0.073 R)
• M12: 12,672,136 km (0.067 R)
• M13: 14,172,453 km (0.107 R)
• M14: 14,876,162 km (0.068 R)
• M15: 16,037,789 km (0.11 R)
• M16: 16,608,804 km (0.092 R)
• M17: 17,391,201 km (0.107 R)
• M18: 18,610,723 km (0.076 R)
• M19: 23,982,334 km (0.105 R)
• M20: 30,500,163 km (0.111 R)
• M21: 35,269,344 km (0.077 R)
• M22: 36,453,411 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.4

Radius: 13.6

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.54 AU - 9.08 AU

Year: 7855 Days

Day: 10.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,064,905 km

• M1: 169,494 km (0.093 R)
• M2: 654,939 km (0.082 R)
• M3: 1,102,686 km (0.093 R)
• M4: 1,715,588 km (0.113 R)
• M5: 3,359,071 km (0.107 R)
• M6: 4,547,626 km (0.084 R)
• M7: 6,059,013 km (0.117 R)
• M8: 8,883,720 km (0.061 R)
• M9: 9,394,597 km (0.089 R)
• M10: 11,091,336 km (0.091 R)
• M11: 13,746,848 km (0.089 R)
• M12: 15,473,506 km (0.062 R)
• M13: 16,801,187 km (0.109 R)
• M14: 17,340,936 km (0.115 R)
• M15: 21,519,055 km (0.107 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 794.4

Radius: 3.8

Gravity: 55.01 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 12.55 AU - 14.07 AU

Year: 17476 Days

Day: 19.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,064,905 km

• M1: 47,273 km (0.073 R)
• M2: 219,011 km (0.067 R)
• M3: 393,442 km (0.03 R)
• M4: 658,081 km (0.077 R)
• M5: 1,201,869 km (0.104 R)
• M6: 1,345,483 km (0.112 R)
• M7: 1,516,623 km (0.099 R)
• M8: 1,921,734 km (0.099 R)
• M9: 2,078,513 km (0.074 R)
• M10: 3,775,850 km (0.08 R)
• M11: 4,117,532 km (0.095 R)
• M12: 4,378,580 km (0.089 R)
• M13: 4,615,992 km (0.112 R)
• M14: 6,970,662 km (0.102 R)
• M15: 7,108,292 km (0.111 R)
• M16: 8,690,440 km (0.082 R)
• M17: 9,011,177 km (0.111 R)
• M18: 10,613,071 km (0.044 R)
• M19: 13,147,110 km (0.066 R)
• M20: 13,357,295 km (0.105 R)
• M21: 13,784,247 km (0.117 R)
• M22: 20,754,610 km (0.073 R)
• M23: 21,039,594 km (0.119 R)
• M24: 21,520,252 km (0.095 R)
• M25: 23,930,124 km (0.076 R)
• M26: 25,307,621 km (0.112 R)
• M27: 27,757,735 km (0.047 R)
• M28: 31,471,802 km (0.045 R)
• M29: 41,948,889 km (0.072 R)
• M30: 43,325,039 km (0.028 R)
• M31: 46,978,369 km (0.064 R)
• M32: 60,501,268 km (0.098 R)
• M33: 64,446,912 km (0.107 R)
• M34: 70,040,825 km (0.075 R)
• M35: 71,326,470 km (0.085 R)
• M36: 72,846,085 km (0.089 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 12,068 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit