🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.64 AU - 0.86 AU

Year: 241 Days

Day: 21.3 Hours

Environment

Temp: 116 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.69 AU - 0.89 AU

Year: 260 Days

Day: 47.7 Hours

Environment

Temp: 153 °C

Axial Tilt: 18.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.94 AU - 1.46 AU

Year: 488 Days

Day: 20.3 Hours

Environment

Temp: -7 °C

Axial Tilt: 23.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.42 AU - 2.12 AU

Year: 873 Days

Day: 43.8 Hours

Environment

Temp: -69 °C

Axial Tilt: 42.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.59 AU - 4.01 AU

Year: 2223 Days

Day: 45.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.83 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 653.7

Radius: 3.3

Gravity: 60.03 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 9.74 AU - 14.96 AU

Year: 16096 Days

Day: 17.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 107,306,194 km

• M1: 43,533 km (0.067 R)
• M2: 158,723 km (0.116 R)
• M3: 425,157 km (0.037 R)
• M4: 582,833 km (0.096 R)
• M5: 740,210 km (0.114 R)
• M6: 1,166,415 km (0.116 R)
• M7: 1,478,177 km (0.08 R)
• M8: 1,604,437 km (0.052 R)
• M9: 2,389,976 km (0.026 R)
• M10: 3,484,134 km (0.049 R)
• M11: 3,595,286 km (0.1 R)
• M12: 4,249,028 km (0.09 R)
• M13: 5,048,479 km (0.12 R)
• M14: 7,849,550 km (0.05 R)
• M15: 8,432,533 km (0.077 R)
• M16: 8,836,896 km (0.112 R)
• M17: 9,413,895 km (0.1 R)
• M18: 9,629,765 km (0.072 R)
• M19: 12,099,775 km (0.059 R)
• M20: 12,876,038 km (0.113 R)
• M21: 13,685,064 km (0.11 R)
• M22: 14,888,279 km (0.114 R)
• M23: 17,020,797 km (0.096 R)
• M24: 20,860,226 km (0.06 R)
• M25: 24,116,673 km (0.1 R)
• M26: 26,716,385 km (0.119 R)
• M27: 27,696,251 km (0.062 R)
• M28: 28,474,608 km (0.044 R)
• M29: 30,660,832 km (0.077 R)
• M30: 38,158,378 km (0.091 R)
• M31: 41,239,944 km (0.057 R)
• M32: 41,383,857 km (0.085 R)
• M33: 43,731,796 km (0.049 R)
• M34: 46,789,576 km (0.061 R)
• M35: 50,808,224 km (0.043 R)
• M36: 51,139,434 km (0.083 R)
• M37: 54,876,837 km (0.112 R)
• M38: 58,428,889 km (0.105 R)
• M39: 61,565,957 km (0.071 R)
• M40: 64,232,389 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.1

Radius: 6.2

Gravity: 15.38 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 18.84 AU - 19 AU

Year: 30520 Days

Day: 18.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 107,306,194 km

• M1: 81,232 km (0.093 R)
• M2: 313,108 km (0.112 R)
• M3: 1,403,378 km (0.063 R)
• M4: 1,903,184 km (0.102 R)
• M5: 2,205,821 km (0.083 R)
• M6: 2,935,260 km (0.116 R)
• M7: 3,914,827 km (0.11 R)
• M8: 4,120,374 km (0.076 R)
• M9: 4,479,110 km (0.082 R)
• M10: 5,594,811 km (0.084 R)
• M11: 11,713,364 km (0.072 R)
• M12: 15,865,602 km (0.064 R)
• M13: 18,032,228 km (0.105 R)
• M14: 20,388,395 km (0.114 R)
• M15: 21,322,484 km (0.102 R)
• M16: 23,952,564 km (0.094 R)
• M17: 32,703,142 km (0.081 R)
• M18: 35,588,885 km (0.119 R)
• M19: 39,270,339 km (0.059 R)
• M20: 48,647,732 km (0.093 R)
• M21: 58,374,436 km (0.099 R)
• M22: 59,204,255 km (0.036 R)
• M23: 62,170,781 km (0.106 R)
• M24: 75,028,119 km (0.111 R)
• M25: 76,255,420 km (0.105 R)
• M26: 79,002,636 km (0.054 R)
• M27: 81,041,505 km (0.075 R)
• M28: 81,815,075 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 789.5

Radius: 4.5

Gravity: 38.99 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 17.64 AU - 20.76 AU

Year: 31200 Days

Day: 22.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 107,306,194 km

• M1: 55,950 km (0.094 R)
• M2: 319,840 km (0.095 R)
• M3: 1,007,242 km (0.087 R)
• M4: 1,614,011 km (0.077 R)
• M5: 1,897,799 km (0.095 R)
• M6: 2,486,765 km (0.091 R)
• M7: 2,809,298 km (0.098 R)
• M8: 5,987,655 km (0.068 R)
• M9: 6,224,169 km (0.113 R)
• M10: 6,466,966 km (0.051 R)
• M11: 7,556,488 km (0.061 R)
• M12: 8,464,696 km (0.092 R)
• M13: 10,158,593 km (0.107 R)
• M14: 10,359,653 km (0.071 R)
• M15: 11,049,448 km (0.048 R)
• M16: 11,696,010 km (0.042 R)
• M17: 11,991,317 km (0.084 R)
• M18: 12,596,739 km (0.116 R)
• M19: 12,828,915 km (0.108 R)
• M20: 14,876,760 km (0.091 R)
• M21: 20,873,690 km (0.063 R)
• M22: 21,199,065 km (0.071 R)
• M23: 23,571,239 km (0.066 R)
• M24: 29,238,455 km (0.115 R)
• M25: 32,024,865 km (0.045 R)
• M26: 32,312,841 km (0.118 R)
• M27: 37,317,787 km (0.104 R)
• M28: 52,135,307 km (0.075 R)
• M29: 54,148,445 km (0.119 R)
• M30: 57,053,187 km (0.085 R)
• M31: 57,901,706 km (0.055 R)
• M32: 67,561,690 km (0.054 R)
• M33: 70,680,506 km (0.113 R)
• M34: 76,431,198 km (0.069 R)
• M35: 76,945,515 km (0.108 R)
• M36: 80,610,513 km (0.084 R)
• M37: 81,947,021 km (0.059 R)
• M38: 104,752,767 km (0.109 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 15,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit