🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.75 AU - 0.89 AU

Year: 283 Days

Day: 22.1 Hours

Environment

Temp: 68 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 94,635,419 km

• M1: 165,904 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.81 AU - 0.89 AU

Year: 298 Days

Day: 43.3 Hours

Environment

Temp: 28 °C

Axial Tilt: 46.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.24 AU - 1.3 AU

Year: 545 Days

Day: 31.6 Hours

Environment

Temp: -26 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.19 AU - 1.39 AU

Year: 558 Days

Day: 21.5 Hours

Environment

Temp: -37 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,635,419 km

• M1: 87,664 km (0.042 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.53 AU - 4.53 AU

Year: 3081 Days

Day: 42 Hours

Environment

Temp: -127 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,635,419 km

• M1: 30,219 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.9

Radius: 11.1

Gravity: 7.52 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.62 AU - 5.94 AU

Year: 3980 Days

Day: 5.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 73.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 94,635,419 km

• M1: 138,079 km (0.091 R)
• M2: 513,270 km (0.112 R)
• M3: 908,807 km (0.062 R)
• M4: 1,269,936 km (0.089 R)
• M5: 1,779,766 km (0.026 R)
• M6: 2,298,571 km (0.116 R)
• M7: 2,898,459 km (0.105 R)
• M8: 3,792,605 km (0.109 R)
• M9: 5,044,440 km (0.083 R)
• M10: 5,452,394 km (0.094 R)
• M11: 6,181,534 km (0.083 R)
• M12: 6,745,667 km (0.077 R)
• M13: 7,241,883 km (0.1 R)
• M14: 7,797,939 km (0.09 R)
• M15: 10,013,483 km (0.095 R)
• M16: 10,971,358 km (0.07 R)
• M17: 12,668,995 km (0.072 R)
• M18: 13,170,148 km (0.063 R)
• M19: 14,427,219 km (0.102 R)
• M20: 15,140,651 km (0.111 R)
• M21: 20,466,185 km (0.099 R)
• M22: 21,437,375 km (0.101 R)
• M23: 26,271,780 km (0.1 R)
• M24: 27,087,537 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 496.3

Radius: 8.3

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 7.33 AU - 10.79 AU

Year: 10385 Days

Day: 8.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 94,635,419 km

• M1: 104,569 km (0.039 R)
• M2: 450,290 km (0.093 R)
• M3: 970,142 km (0.089 R)
• M4: 1,560,007 km (0.104 R)
• M5: 2,756,341 km (0.116 R)
• M6: 4,705,302 km (0.079 R)
• M7: 5,004,647 km (0.101 R)
• M8: 5,510,288 km (0.106 R)
• M9: 8,476,515 km (0.1 R)
• M10: 8,921,119 km (0.101 R)
• M11: 11,380,808 km (0.104 R)
• M12: 12,823,529 km (0.093 R)
• M13: 16,068,008 km (0.114 R)
• M14: 17,026,930 km (0.118 R)
• M15: 17,878,890 km (0.109 R)
• M16: 21,901,577 km (0.054 R)
• M17: 22,485,458 km (0.098 R)
• M18: 23,684,185 km (0.104 R)
• M19: 25,287,426 km (0.114 R)
• M20: 28,020,579 km (0.11 R)
• M21: 28,510,811 km (0.115 R)
• M22: 30,118,390 km (0.042 R)
• M23: 30,944,469 km (0.101 R)
• M24: 36,802,871 km (0.109 R)
• M25: 38,105,121 km (0.071 R)
• M26: 40,926,537 km (0.092 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 705.8

Radius: 6.5

Gravity: 16.71 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 13.21 AU - 21.33 AU

Year: 27330 Days

Day: 19.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 94,635,419 km

• M1: 81,082 km (0.064 R)
• M2: 357,389 km (0.055 R)
• M3: 931,696 km (0.069 R)
• M4: 2,004,611 km (0.062 R)
• M5: 2,763,671 km (0.077 R)
• M6: 4,169,741 km (0.074 R)
• M7: 4,383,068 km (0.119 R)
• M8: 4,754,819 km (0.104 R)
• M9: 5,561,301 km (0.114 R)
• M10: 7,651,183 km (0.037 R)
• M11: 7,917,767 km (0.058 R)
• M12: 9,105,574 km (0.05 R)
• M13: 10,023,656 km (0.038 R)
• M14: 10,801,415 km (0.061 R)
• M15: 12,623,667 km (0.12 R)
• M16: 15,303,114 km (0.101 R)
• M17: 15,984,532 km (0.082 R)
• M18: 18,625,085 km (0.103 R)
• M19: 19,500,382 km (0.069 R)
• M20: 20,709,581 km (0.029 R)
• M21: 21,967,849 km (0.09 R)
• M22: 26,530,285 km (0.104 R)
• M23: 27,512,844 km (0.03 R)
• M24: 29,811,864 km (0.066 R)
• M25: 42,246,887 km (0.033 R)
• M26: 46,170,840 km (0.112 R)
• M27: 50,331,007 km (0.11 R)
• M28: 57,130,380 km (0.092 R)
• M29: 77,866,888 km (0.077 R)
• M30: 82,436,355 km (0.099 R)
• M31: 88,531,122 km (0.062 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: 508 - 11,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit