🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.66 AU - 0.66 AU

Year: 225 Days

Day: 16.4 Hours

Environment

Temp: 19 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 48,414,988 km

• M1: 38,895 km (0.029 R)
• M2: 90,357 km (0.063 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.32 AU - 1.48 AU

Year: 694 Days

Day: 40.7 Hours

Environment

Temp: -69 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.5 AU - 2.2 AU

Year: 1054 Days

Day: 12 Hours

Environment

Temp: -102 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.38 AU - 3.1 AU

Year: 1900 Days

Day: 12.2 Hours

Environment

Temp: -129 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,414,988 km

• M1: 2,209,860 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.8

Radius: 11.2

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 2.42 AU - 3.5 AU

Year: 2134 Days

Day: 11.1 Hours

Environment

Temp: -126 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,414,988 km

• M1: 139,724 km (0.069 R)
• M2: 515,514 km (0.093 R)
• M3: 1,362,388 km (0.11 R)
• M4: 1,767,349 km (0.109 R)
• M5: 2,174,555 km (0.119 R)
• M6: 2,704,430 km (0.104 R)
• M7: 3,284,421 km (0.117 R)
• M8: 3,985,138 km (0.105 R)
• M9: 4,918,180 km (0.099 R)
• M10: 9,349,119 km (0.097 R)
• M11: 10,371,471 km (0.092 R)
• M12: 10,988,412 km (0.07 R)
• M13: 11,670,429 km (0.091 R)
• M14: 12,126,703 km (0.09 R)
• M15: 12,942,759 km (0.043 R)
• M16: 13,297,156 km (0.117 R)
• M17: 13,979,173 km (0.111 R)
• M18: 14,446,666 km (0.069 R)
• M19: 15,216,347 km (0.075 R)
• M20: 17,636,093 km (0.029 R)
• M21: 18,403,979 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.3

Radius: 12.1

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 5.12 AU - 6.46 AU

Year: 5837 Days

Day: 8.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,414,988 km

• M1: 150,495 km (0.068 R)
• M2: 566,378 km (0.048 R)
• M3: 1,065,735 km (0.12 R)
• M4: 1,732,044 km (0.063 R)
• M5: 2,294,682 km (0.114 R)
• M6: 2,851,635 km (0.11 R)
• M7: 3,396,620 km (0.105 R)
• M8: 4,169,293 km (0.095 R)
• M9: 4,797,753 km (0.064 R)
• M10: 5,242,059 km (0.045 R)
• M11: 6,490,603 km (0.052 R)
• M12: 9,050,073 km (0.111 R)
• M13: 9,979,674 km (0.072 R)
• M14: 11,241,382 km (0.093 R)
• M15: 13,102,230 km (0.084 R)
• M16: 16,237,502 km (0.095 R)
• M17: 17,486,645 km (0.118 R)
• M18: 19,250,404 km (0.101 R)
• M19: 20,445,242 km (0.099 R)
• M20: 23,498,983 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977

Radius: 12.8

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 9.7 AU - 10.02 AU

Year: 12972 Days

Day: 12.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 48,414,988 km

• M1: 159,172 km (0.064 R)
• M2: 558,000 km (0.072 R)
• M3: 968,945 km (0.101 R)
• M4: 1,377,647 km (0.117 R)
• M5: 1,939,985 km (0.075 R)
• M6: 2,609,286 km (0.109 R)
• M7: 3,145,894 km (0.064 R)
• M8: 3,783,929 km (0.115 R)
• M9: 5,178,181 km (0.069 R)
• M10: 5,686,963 km (0.048 R)
• M11: 6,679,096 km (0.06 R)
• M12: 7,194,760 km (0.076 R)
• M13: 8,852,304 km (0.115 R)
• M14: 9,689,753 km (0.116 R)
• M15: 15,638,513 km (0.109 R)
• M16: 17,019,451 km (0.103 R)
• M17: 19,412,867 km (0.038 R)
• M18: 32,324,659 km (0.11 R)
• M19: 33,429,439 km (0.029 R)
• M20: 33,928,498 km (0.097 R)
• M21: 35,197,985 km (0.105 R)
• M22: 35,974,698 km (0.093 R)
• M23: 36,498,739 km (0.091 R)
• M24: 39,612,020 km (0.076 R)
• M25: 43,933,155 km (0.09 R)
• M26: 45,136,520 km (0.064 R)
• M27: 47,766,451 km (0.063 R)
• M28: 49,360,266 km (0.059 R)
• M29: 63,219,761 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 91.5

Radius: 6.3

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 15.66 AU - 17.1 AU

Year: 27775 Days

Day: 16.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 77.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 48,414,988 km

• M1: 137,630 km (0.116 R)
• M2: 337,343 km (0.117 R)
• M3: 2,046,050 km (0.085 R)
• M4: 2,923,591 km (0.056 R)
• M5: 3,313,144 km (0.089 R)
• M6: 7,315,336 km (0.088 R)
• M7: 12,280,190 km (0.111 R)
• M8: 13,109,261 km (0.104 R)
• M9: 19,824,710 km (0.105 R)
• M10: 28,017,437 km (0.116 R)
• M11: 34,731,689 km (0.05 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 324 - 18,330 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit