🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.44 AU - 0.74 AU

Year: 162 Days

Day: 33.4 Hours

Environment

Temp: 247 °C

Axial Tilt: 15.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.92 AU - 1.44 AU

Year: 459 Days

Day: 16.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 49.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,704,936 km

• M1: 464,202 km (0.044 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.52 AU - 2.14 AU

Year: 887 Days

Day: 32.6 Hours

Environment

Temp: -45 °C

Axial Tilt: 46.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.16 AU - 2.5 AU

Year: 1274 Days

Day: 35.6 Hours

Environment

Temp: -76 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.48 AU - 5.28 AU

Year: 3283 Days

Day: 31.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,704,936 km

• M1: 240,703 km (0.094 R)
• M2: 3,252,108 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 318.2

Radius: 11

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 6.75 AU - 6.81 AU

Year: 6323 Days

Day: 12.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,704,936 km

• M1: 137,331 km (0.04 R)
• M2: 546,780 km (0.067 R)
• M3: 1,206,208 km (0.066 R)
• M4: 3,052,993 km (0.113 R)
• M5: 3,940,857 km (0.087 R)
• M6: 5,556,514 km (0.105 R)
• M7: 6,102,845 km (0.099 R)
• M8: 7,236,498 km (0.11 R)
• M9: 7,853,589 km (0.08 R)
• M10: 9,075,654 km (0.091 R)
• M11: 10,377,903 km (0.116 R)
• M12: 10,765,661 km (0.118 R)
• M13: 11,433,616 km (0.115 R)
• M14: 11,800,878 km (0.045 R)
• M15: 14,225,860 km (0.057 R)
• M16: 19,384,144 km (0.085 R)
• M17: 20,913,483 km (0.034 R)
• M18: 23,027,151 km (0.044 R)
• M19: 24,589,103 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.7

Radius: 9.8

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.97 AU - 9.29 AU

Year: 8303 Days

Day: 6.8 Hours

Environment

Temp: -163 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,704,936 km

• M1: 124,166 km (0.079 R)
• M2: 547,977 km (0.119 R)
• M3: 1,255,575 km (0.078 R)
• M4: 1,946,119 km (0.098 R)
• M5: 2,286,304 km (0.11 R)
• M6: 2,935,858 km (0.118 R)
• M7: 3,908,843 km (0.072 R)
• M8: 4,599,985 km (0.083 R)
• M9: 5,534,523 km (0.095 R)
• M10: 6,665,782 km (0.117 R)
• M11: 9,285,390 km (0.11 R)
• M12: 9,861,940 km (0.116 R)
• M13: 10,411,264 km (0.117 R)
• M14: 12,873,495 km (0.094 R)
• M15: 14,021,060 km (0.104 R)
• M16: 16,380,368 km (0.067 R)
• M17: 17,437,277 km (0.101 R)
• M18: 19,222,130 km (0.059 R)
• M19: 21,207,443 km (0.109 R)
• M20: 26,143,724 km (0.1 R)
• M21: 27,195,995 km (0.115 R)
• M22: 27,683,535 km (0.091 R)
• M23: 35,713,799 km (0.06 R)
• M24: 41,981,351 km (0.112 R)
• M25: 45,033,447 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505.3

Radius: 4.5

Gravity: 24.95 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 12.76 AU - 18.14 AU

Year: 21750 Days

Day: 17.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,704,936 km

• M1: 57,745 km (0.074 R)
• M2: 219,310 km (0.077 R)
• M3: 388,206 km (0.06 R)
• M4: 628,461 km (0.12 R)
• M5: 917,035 km (0.045 R)
• M6: 1,274,873 km (0.102 R)
• M7: 1,534,126 km (0.103 R)
• M8: 1,773,333 km (0.101 R)
• M9: 2,241,275 km (0.113 R)
• M10: 3,144,098 km (0.086 R)
• M11: 4,169,592 km (0.092 R)
• M12: 4,365,415 km (0.094 R)
• M13: 4,810,918 km (0.084 R)
• M14: 6,944,483 km (0.062 R)
• M15: 7,550,504 km (0.075 R)
• M16: 8,814,007 km (0.086 R)
• M17: 10,448,813 km (0.069 R)
• M18: 12,077,186 km (0.116 R)
• M19: 12,610,353 km (0.094 R)
• M20: 13,439,424 km (0.109 R)
• M21: 21,037,350 km (0.105 R)
• M22: 22,798,566 km (0.062 R)
• M23: 27,855,572 km (0.114 R)
• M24: 29,375,935 km (0.107 R)
• M25: 34,531,676 km (0.063 R)
• M26: 37,812,956 km (0.074 R)
• M27: 40,998,044 km (0.095 R)
• M28: 44,200,785 km (0.116 R)
• M29: 49,227,423 km (0.042 R)
• M30: 54,802,188 km (0.09 R)
• M31: 54,982,753 km (0.046 R)
• M32: 56,442,529 km (0.07 R)
• M33: 58,115,482 km (0.116 R)
• M34: 66,155,918 km (0.071 R)

Kuiper Belt

Range: 30.6 - 48.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 20,045 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit