🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.57 AU - 0.59 AU

Year: 168 Days

Day: 35.9 Hours

Environment

Temp: 152 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 86,934,872 km

• M1: 584,628 km (0.03 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.72 AU - 0.76 AU

Year: 242 Days

Day: 15 Hours

Environment

Temp: 78 °C

Axial Tilt: 9.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.79 AU - 1.21 AU

Year: 381 Days

Day: 30.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 46.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 86,934,872 km

• M1: 397,930 km (0.079 R)
• M2: 460,911 km (0.059 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.74 AU - 2.38 AU

Year: 1126 Days

Day: 29.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.18 AU - 4.12 AU

Year: 2655 Days

Day: 18 Hours

Environment

Temp: -128 °C

Axial Tilt: 44.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.8

Radius: 13.4

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.76 AU - 4.98 AU

Year: 4093 Days

Day: 14.6 Hours

Environment

Temp: -136 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 86,934,872 km

• M1: 166,652 km (0.073 R)
• M2: 669,899 km (0.073 R)
• M3: 1,090,718 km (0.069 R)
• M4: 1,656,198 km (0.075 R)
• M5: 2,223,623 km (0.05 R)
• M6: 2,906,986 km (0.037 R)
• M7: 3,423,697 km (0.075 R)
• M8: 4,801,942 km (0.047 R)
• M9: 6,073,973 km (0.037 R)
• M10: 8,130,495 km (0.107 R)
• M11: 8,597,390 km (0.087 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.9

Radius: 6.7

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 11.14 AU - 16.22 AU

Year: 19268 Days

Day: 20.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 86,934,872 km

• M1: 83,326 km (0.1 R)
• M2: 550,969 km (0.118 R)
• M3: 1,002,455 km (0.113 R)
• M4: 1,455,288 km (0.117 R)
• M5: 2,715,949 km (0.065 R)
• M6: 4,127,555 km (0.056 R)
• M7: 4,612,402 km (0.112 R)
• M8: 5,618,148 km (0.093 R)
• M9: 6,254,687 km (0.112 R)
• M10: 6,633,170 km (0.115 R)
• M11: 7,389,985 km (0.058 R)
• M12: 7,670,332 km (0.06 R)
• M13: 7,957,859 km (0.095 R)
• M14: 8,202,900 km (0.044 R)
• M15: 11,119,759 km (0.109 R)
• M16: 11,738,496 km (0.038 R)
• M17: 14,662,835 km (0.115 R)
• M18: 15,031,594 km (0.087 R)
• M19: 15,482,183 km (0.111 R)
• M20: 16,331,899 km (0.085 R)
• M21: 20,405,449 km (0.088 R)
• M22: 22,675,447 km (0.079 R)
• M23: 24,176,661 km (0.11 R)
• M24: 25,530,223 km (0.09 R)
• M25: 26,714,440 km (0.089 R)
• M26: 27,154,108 km (0.109 R)
• M27: 28,501,686 km (0.109 R)
• M28: 36,181,442 km (0.104 R)
• M29: 37,126,601 km (0.049 R)
• M30: 38,925,366 km (0.097 R)
• M31: 39,490,397 km (0.093 R)
• M32: 42,546,382 km (0.078 R)
• M33: 43,447,710 km (0.045 R)
• M34: 44,361,753 km (0.084 R)
• M35: 46,544,086 km (0.102 R)
• M36: 53,867,500 km (0.088 R)
• M37: 66,436,115 km (0.082 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.4

Radius: 6

Gravity: 13.93 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 13.74 AU - 21.82 AU

Year: 28549 Days

Day: 24.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,934,872 km

• M1: 74,799 km (0.063 R)
• M2: 361,877 km (0.064 R)
• M3: 564,433 km (0.114 R)
• M4: 1,448,107 km (0.105 R)
• M5: 3,369,542 km (0.117 R)
• M6: 3,703,744 km (0.067 R)
• M7: 4,765,889 km (0.092 R)
• M8: 6,418,497 km (0.099 R)
• M9: 8,310,611 km (0.101 R)
• M10: 11,261,129 km (0.111 R)
• M11: 11,664,595 km (0.109 R)
• M12: 11,938,957 km (0.12 R)
• M13: 15,824,313 km (0.104 R)
• M14: 24,483,337 km (0.115 R)
• M15: 30,640,337 km (0.114 R)
• M16: 33,864,769 km (0.101 R)
• M17: 35,415,351 km (0.12 R)
• M18: 37,754,463 km (0.052 R)
• M19: 42,092,054 km (0.067 R)
• M20: 49,025,616 km (0.099 R)
• M21: 57,667,735 km (0.097 R)
• M22: 64,456,935 km (0.113 R)
• M23: 67,052,159 km (0.098 R)
• M24: 72,912,357 km (0.08 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 15,563 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit