🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.56 AU - 0.88 AU

Year: 218 Days

Day: 28.5 Hours

Environment

Temp: 206 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.79 AU - 0.95 AU

Year: 289 Days

Day: 35.3 Hours

Environment

Temp: 180 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,173,727 km

• M1: 59,540 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.31 AU - 1.33 AU

Year: 541 Days

Day: 29.5 Hours

Environment

Temp: -10 °C

Axial Tilt: 17.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.89 AU - 2.15 AU

Year: 1023 Days

Day: 37.9 Hours

Environment

Temp: -62 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.61 AU - 4.27 AU

Year: 2788 Days

Day: 16.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,173,727 km

• M1: 3,181,498 km (0.095 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.05 AU - 4.83 AU

Year: 2788 Days

Day: 45.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 4.24 AU - 5.18 AU

Year: 3644 Days

Day: 42.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.5

Radius: 9.9

Gravity: 2.34 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.49 AU - 7.19 AU

Year: 5031 Days

Day: 13.3 Hours

Environment

Temp: -139 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,173,727 km

• M1: 123,119 km (0.103 R)
• M2: 462,108 km (0.03 R)
• M3: 835,205 km (0.12 R)
• M4: 1,157,888 km (0.098 R)
• M5: 2,739,885 km (0.095 R)
• M6: 3,239,841 km (0.108 R)
• M7: 3,858,877 km (0.091 R)
• M8: 4,828,271 km (0.072 R)
• M9: 5,688,459 km (0.111 R)
• M10: 6,251,845 km (0.092 R)
• M11: 7,615,728 km (0.1 R)
• M12: 8,067,813 km (0.091 R)
• M13: 9,276,564 km (0.114 R)
• M14: 10,761,323 km (0.037 R)
• M15: 11,539,531 km (0.09 R)
• M16: 12,979,410 km (0.111 R)
• M17: 13,299,699 km (0.084 R)
• M18: 15,081,111 km (0.114 R)
• M19: 17,180,119 km (0.063 R)
• M20: 18,529,043 km (0.117 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.7

Radius: 9.4

Gravity: 8.93 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 11.54 AU - 11.68 AU

Year: 14101 Days

Day: 10.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,173,727 km

• M1: 116,986 km (0.051 R)
• M2: 472,580 km (0.081 R)
• M3: 1,150,258 km (0.034 R)
• M4: 1,561,353 km (0.103 R)
• M5: 2,751,554 km (0.113 R)
• M6: 3,857,381 km (0.066 R)
• M7: 4,431,089 km (0.078 R)
• M8: 6,335,021 km (0.054 R)
• M9: 7,134,173 km (0.033 R)
• M10: 8,189,735 km (0.11 R)
• M11: 9,557,808 km (0.091 R)
• M12: 10,896,709 km (0.12 R)
• M13: 13,332,611 km (0.087 R)
• M14: 14,080,600 km (0.035 R)
• M15: 17,195,228 km (0.079 R)
• M16: 17,917,935 km (0.111 R)
• M17: 18,410,860 km (0.11 R)
• M18: 18,912,761 km (0.091 R)
• M19: 20,295,943 km (0.038 R)
• M20: 21,193,979 km (0.079 R)
• M21: 21,652,796 km (0.085 R)
• M22: 23,948,226 km (0.08 R)
• M23: 27,906,735 km (0.098 R)
• M24: 30,040,599 km (0.098 R)
• M25: 30,503,305 km (0.064 R)
• M26: 31,561,860 km (0.07 R)
• M27: 36,433,215 km (0.097 R)
• M28: 37,224,588 km (0.077 R)
• M29: 40,928,182 km (0.071 R)
• M30: 46,085,270 km (0.084 R)
• M31: 47,634,655 km (0.069 R)
• M32: 48,422,288 km (0.093 R)
• M33: 49,700,452 km (0.112 R)
• M34: 56,781,817 km (0.103 R)
• M35: 60,562,304 km (0.095 R)

Kuiper Belt

Range: 30.8 - 54.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 16,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit