🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.82 AU - 1.06 AU

Year: 345 Days

Day: 24.6 Hours

Environment

Temp: 6 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.83 AU - 1.27 AU

Year: 408 Days

Day: 22.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.24 AU - 2.4 AU

Year: 1338 Days

Day: 37.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,791,783 km

• M1: 2,154,808 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.19 AU - 3.57 AU

Year: 1851 Days

Day: 44.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,791,783 km

• M1: 609,611 km (0.095 R)

Asteroid Belt

Center: 3.71 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.1

Radius: 14.5

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.89 AU - 5.17 AU

Year: 3652 Days

Day: 6.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,791,783 km

• M1: 180,714 km (0.099 R)
• M2: 803,041 km (0.078 R)
• M3: 1,259,764 km (0.077 R)
• M4: 2,156,902 km (0.071 R)
• M5: 3,449,577 km (0.098 R)
• M6: 5,965,514 km (0.051 R)
• M7: 7,145,692 km (0.112 R)
• M8: 7,603,013 km (0.109 R)
• M9: 8,816,102 km (0.076 R)
• M10: 10,460,930 km (0.102 R)
• M11: 16,356,882 km (0.065 R)
• M12: 17,923,022 km (0.058 R)
• M13: 18,713,946 km (0.071 R)
• M14: 20,365,656 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 347.1

Radius: 13.5

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 7.95 AU - 9.77 AU

Year: 9988 Days

Day: 10.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 76,791,783 km

• M1: 540,497 km (0.112 R)
• M2: 993,479 km (0.042 R)
• M3: 1,971,251 km (0.108 R)
• M4: 2,475,396 km (0.112 R)
• M5: 5,669,011 km (0.1 R)
• M6: 9,673,896 km (0.104 R)
• M7: 12,711,032 km (0.046 R)
• M8: 18,982,923 km (0.089 R)
• M9: 22,141,831 km (0.089 R)
• M10: 23,186,772 km (0.115 R)
• M11: 24,687,538 km (0.098 R)
• M12: 28,910,686 km (0.042 R)
• M13: 30,061,543 km (0.047 R)
• M14: 32,047,155 km (0.037 R)
• M15: 33,383,962 km (0.072 R)
• M16: 37,504,336 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.7

Radius: 4.4

Gravity: 26.64 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 12.41 AU - 13.33 AU

Year: 17487 Days

Day: 18.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,791,783 km

• M1: 247,435 km (0.112 R)
• M2: 488,437 km (0.114 R)
• M3: 1,091,017 km (0.1 R)
• M4: 2,347,939 km (0.045 R)
• M5: 2,980,588 km (0.112 R)
• M6: 3,777,047 km (0.081 R)
• M7: 4,286,727 km (0.071 R)
• M8: 21,009,824 km (0.119 R)
• M9: 22,025,145 km (0.07 R)
• M10: 25,369,405 km (0.042 R)
• M11: 27,923,939 km (0.095 R)
• M12: 31,948,869 km (0.113 R)
• M13: 33,537,150 km (0.092 R)
• M14: 34,667,063 km (0.1 R)
• M15: 44,785,264 km (0.039 R)
• M16: 45,238,546 km (0.099 R)
• M17: 46,462,555 km (0.101 R)
• M18: 53,082,860 km (0.048 R)
• M19: 53,930,780 km (0.069 R)
• M20: 54,443,901 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 437.9

Radius: 4.9

Gravity: 18.24 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 16.49 AU - 16.49 AU

Year: 25362 Days

Day: 21.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 76,791,783 km

• M1: 60,886 km (0.11 R)
• M2: 258,206 km (0.112 R)
• M3: 531,222 km (0.119 R)
• M4: 1,348,326 km (0.12 R)
• M5: 2,195,498 km (0.071 R)
• M6: 3,436,113 km (0.078 R)
• M7: 4,075,046 km (0.066 R)
• M8: 5,705,214 km (0.047 R)
• M9: 6,076,815 km (0.09 R)
• M10: 8,706,895 km (0.073 R)
• M11: 8,978,116 km (0.07 R)
• M12: 10,480,677 km (0.111 R)
• M13: 10,912,267 km (0.074 R)
• M14: 11,876,725 km (0.104 R)
• M15: 21,036,004 km (0.055 R)
• M16: 21,328,318 km (0.113 R)
• M17: 22,120,738 km (0.05 R)
• M18: 22,727,806 km (0.105 R)
• M19: 27,292,336 km (0.07 R)
• M20: 30,902,731 km (0.087 R)
• M21: 37,178,512 km (0.111 R)
• M22: 43,303,348 km (0.091 R)
• M23: 46,028,572 km (0.092 R)
• M24: 47,017,115 km (0.048 R)
• M25: 51,112,955 km (0.088 R)
• M26: 54,519,298 km (0.101 R)
• M27: 55,625,575 km (0.112 R)
• M28: 58,841,480 km (0.034 R)
• M29: 59,034,312 km (0.084 R)
• M30: 63,589,118 km (0.118 R)
• M31: 67,947,502 km (0.105 R)
• M32: 73,838,068 km (0.114 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 18,198 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit