🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.52 AU - 0.76 AU

Year: 196 Days

Day: 38.8 Hours

Environment

Temp: 189 °C

Axial Tilt: 25.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.89 AU - 0.89 AU

Year: 321 Days

Day: 35 Hours

Environment

Temp: 34 °C

Axial Tilt: 46.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.73 AU - 2.21 AU

Year: 1059 Days

Day: 40.9 Hours

Environment

Temp: -78 °C

Axial Tilt: 42.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 3.73 AU - 4.19 AU

Year: 3017 Days

Day: 29.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.3

Radius: 8.2

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 7.57 AU - 9.51 AU

Year: 9556 Days

Day: 13.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 100,482,992 km

• M1: 102,325 km (0.113 R)
• M2: 479,312 km (0.07 R)
• M3: 1,466,508 km (0.113 R)
• M4: 1,835,865 km (0.101 R)
• M5: 2,780,127 km (0.047 R)
• M6: 3,799,337 km (0.031 R)
• M7: 4,695,129 km (0.092 R)
• M8: 6,368,830 km (0.087 R)
• M9: 8,740,256 km (0.117 R)
• M10: 9,753,931 km (0.056 R)
• M11: 11,284,317 km (0.12 R)
• M12: 11,554,042 km (0.12 R)
• M13: 19,207,319 km (0.084 R)
• M14: 19,657,160 km (0.114 R)
• M15: 20,711,526 km (0.115 R)
• M16: 21,595,649 km (0.076 R)
• M17: 23,004,712 km (0.071 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.7

Radius: 5.6

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 9.74 AU - 16.04 AU

Year: 17719 Days

Day: 18 Hours

Environment

Temp: -186 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 100,482,992 km

• M1: 69,713 km (0.103 R)
• M2: 274,811 km (0.064 R)
• M3: 830,418 km (0.054 R)
• M4: 1,071,869 km (0.105 R)
• M5: 1,873,115 km (0.112 R)
• M6: 2,324,601 km (0.079 R)
• M7: 2,753,798 km (0.098 R)
• M8: 4,666,257 km (0.098 R)
• M9: 5,040,102 km (0.066 R)
• M10: 5,290,977 km (0.082 R)
• M11: 10,345,142 km (0.044 R)
• M12: 13,094,900 km (0.046 R)
• M13: 14,220,026 km (0.088 R)
• M14: 18,565,993 km (0.107 R)
• M15: 24,823,971 km (0.098 R)
• M16: 26,290,928 km (0.095 R)
• M17: 28,074,284 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 136

Radius: 3

Gravity: 15.11 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 14.77 AU - 16.73 AU

Year: 23933 Days

Day: 17.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 100,482,992 km

• M1: 53,706 km (0.115 R)
• M2: 328,816 km (0.085 R)
• M3: 856,597 km (0.086 R)
• M4: 1,099,844 km (0.062 R)
• M5: 1,400,685 km (0.107 R)
• M6: 2,912,521 km (0.109 R)
• M7: 3,407,839 km (0.109 R)
• M8: 6,591,432 km (0.056 R)
• M9: 6,786,807 km (0.109 R)
• M10: 12,657,625 km (0.071 R)
• M11: 17,038,749 km (0.117 R)
• M12: 19,969,371 km (0.071 R)
• M13: 22,331,821 km (0.072 R)
• M14: 24,874,087 km (0.061 R)
• M15: 25,442,858 km (0.064 R)
• M16: 27,703,431 km (0.079 R)
• M17: 33,875,091 km (0.063 R)
• M18: 35,400,541 km (0.064 R)
• M19: 41,165,295 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 885.5

Radius: 3.8

Gravity: 61.32 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 15.87 AU - 18.01 AU

Year: 26696 Days

Day: 21.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 100,482,992 km

• M1: 58,343 km (0.12 R)
• M2: 322,832 km (0.112 R)
• M3: 803,490 km (0.114 R)
• M4: 1,470,697 km (0.114 R)
• M5: 3,216,504 km (0.11 R)
• M6: 5,134,648 km (0.06 R)
• M7: 5,734,236 km (0.113 R)
• M8: 10,276,327 km (0.084 R)
• M9: 10,947,722 km (0.063 R)
• M10: 12,601,676 km (0.106 R)
• M11: 20,154,723 km (0.103 R)
• M12: 24,332,991 km (0.118 R)
• M13: 27,502,372 km (0.101 R)
• M14: 30,798,910 km (0.064 R)
• M15: 36,451,915 km (0.115 R)
• M16: 43,443,670 km (0.09 R)
• M17: 44,310,441 km (0.118 R)
• M18: 48,076,866 km (0.055 R)
• M19: 49,378,218 km (0.033 R)
• M20: 50,512,170 km (0.047 R)
• M21: 52,440,636 km (0.077 R)
• M22: 53,422,896 km (0.105 R)
• M23: 55,020,152 km (0.104 R)
• M24: 65,050,689 km (0.118 R)
• M25: 65,956,654 km (0.114 R)
• M26: 84,001,149 km (0.095 R)
• M27: 85,345,136 km (0.12 R)
• M28: 88,628,959 km (0.063 R)
• M29: 90,582,857 km (0.103 R)
• M30: 96,323,526 km (0.107 R)
• M31: 97,204,956 km (0.031 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 18,495 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit