🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.91 AU - 1.21 AU

Year: 399 Days

Day: 31.2 Hours

Environment

Temp: 26 °C

Axial Tilt: 23.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.72 AU - 2.8 AU

Year: 1241 Days

Day: 32.7 Hours

Environment

Temp: -73 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,633,446 km

• M1: 37,699 km (0.087 R)
• M2: 521,349 km (0.106 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.09 AU - 2.69 AU

Year: 1350 Days

Day: 17.3 Hours

Environment

Temp: -88 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.14 AU - 3 AU

Year: 1505 Days

Day: 39.5 Hours

Environment

Temp: -82 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,633,446 km

• M1: 720,912 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.49 AU - 3.05 AU

Year: 1684 Days

Day: 43.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.13 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.03 AU - 3.95 AU

Year: 2381 Days

Day: 33.2 Hours

Environment

Temp: -118 °C

Axial Tilt: 47 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,633,446 km

• M1: 54,005 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.6

Radius: 13.3

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.39 AU - 6.77 AU

Year: 5476 Days

Day: 11.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,633,446 km

• M1: 174,282 km (0.073 R)
• M2: 640,578 km (0.12 R)
• M3: 1,314,666 km (0.071 R)
• M4: 2,564,108 km (0.078 R)
• M5: 3,524,825 km (0.068 R)
• M6: 5,067,927 km (0.045 R)
• M7: 5,634,155 km (0.107 R)
• M8: 6,064,099 km (0.111 R)
• M9: 6,893,919 km (0.099 R)
• M10: 7,488,271 km (0.051 R)
• M11: 8,666,953 km (0.087 R)
• M12: 9,242,007 km (0.072 R)
• M13: 10,554,429 km (0.11 R)
• M14: 18,465,613 km (0.118 R)
• M15: 19,679,600 km (0.097 R)
• M16: 20,742,493 km (0.026 R)
• M17: 23,493,747 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 502.4

Radius: 7.4

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 12.16 AU - 15.7 AU

Year: 18990 Days

Day: 24 Hours

Environment

Temp: -186 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,633,446 km

• M1: 96,191 km (0.106 R)
• M2: 687,701 km (0.097 R)
• M3: 1,826,291 km (0.051 R)
• M4: 2,406,581 km (0.097 R)
• M5: 2,739,885 km (0.064 R)
• M6: 2,979,092 km (0.075 R)
• M7: 3,232,212 km (0.109 R)
• M8: 3,958,509 km (0.108 R)
• M9: 6,964,678 km (0.12 R)
• M10: 8,466,192 km (0.104 R)
• M11: 9,780,559 km (0.116 R)
• M12: 12,874,393 km (0.106 R)
• M13: 13,825,835 km (0.062 R)
• M14: 15,191,065 km (0.057 R)
• M15: 16,021,334 km (0.055 R)
• M16: 18,523,807 km (0.095 R)
• M17: 19,912,075 km (0.073 R)
• M18: 21,461,759 km (0.034 R)
• M19: 23,188,568 km (0.116 R)
• M20: 24,288,112 km (0.027 R)
• M21: 26,591,022 km (0.12 R)
• M22: 27,353,372 km (0.052 R)
• M23: 28,354,631 km (0.103 R)
• M24: 29,265,083 km (0.057 R)
• M25: 32,358,468 km (0.117 R)
• M26: 36,323,709 km (0.116 R)
• M27: 39,607,233 km (0.085 R)
• M28: 48,509,503 km (0.118 R)
• M29: 50,469,983 km (0.112 R)
• M30: 55,424,515 km (0.086 R)
• M31: 55,777,716 km (0.069 R)
• M32: 56,846,293 km (0.079 R)
• M33: 59,762,405 km (0.094 R)
• M34: 61,634,772 km (0.119 R)
• M35: 64,711,401 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 608.9

Radius: 5.8

Gravity: 18.1 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 12.79 AU - 19.39 AU

Year: 23574 Days

Day: 18.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 11.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,633,446 km

• M1: 73,303 km (0.12 R)
• M2: 838,346 km (0.064 R)
• M3: 1,103,883 km (0.092 R)
• M4: 2,386,236 km (0.112 R)
• M5: 3,659,762 km (0.097 R)
• M6: 3,909,292 km (0.091 R)
• M7: 4,103,769 km (0.098 R)
• M8: 5,611,566 km (0.12 R)
• M9: 9,148,658 km (0.045 R)
• M10: 9,845,036 km (0.05 R)
• M11: 15,097,417 km (0.12 R)
• M12: 23,520,675 km (0.058 R)
• M13: 29,511,172 km (0.084 R)
• M14: 53,780,435 km (0.073 R)
• M15: 73,365,788 km (0.03 R)
• M16: 77,544,206 km (0.05 R)
• M17: 80,658,684 km (0.108 R)
• M18: 80,901,631 km (0.087 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 18,829 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit