🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.65 AU - 0.65 AU

Year: 196 Days

Day: 42.7 Hours

Environment

Temp: 159 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 98,636,438 km

• M1: 150,645 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.73 AU - 2.27 AU

Year: 1060 Days

Day: 40.5 Hours

Environment

Temp: -70 °C

Axial Tilt: 5.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.88 AU - 2.58 AU

Year: 1248 Days

Day: 47.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.4

Radius: 12.9

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.4 AU - 4.84 AU

Year: 3721 Days

Day: 13.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 98,636,438 km

• M1: 160,369 km (0.098 R)
• M2: 659,128 km (0.068 R)
• M3: 1,138,290 km (0.081 R)
• M4: 1,789,041 km (0.083 R)
• M5: 2,388,629 km (0.09 R)
• M6: 4,722,805 km (0.041 R)
• M7: 5,803,649 km (0.081 R)
• M8: 6,602,502 km (0.095 R)
• M9: 7,415,118 km (0.069 R)
• M10: 8,356,238 km (0.059 R)
• M11: 8,872,351 km (0.112 R)
• M12: 9,375,448 km (0.093 R)
• M13: 12,429,788 km (0.1 R)
• M14: 13,580,644 km (0.078 R)
• M15: 14,295,423 km (0.044 R)
• M16: 15,414,565 km (0.088 R)
• M17: 16,591,301 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.1

Radius: 13.8

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.57 AU - 5.91 AU

Year: 5153 Days

Day: 13.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 98,636,438 km

• M1: 173,534 km (0.042 R)
• M2: 641,476 km (0.118 R)
• M3: 1,271,432 km (0.11 R)
• M4: 1,815,819 km (0.106 R)
• M5: 2,260,274 km (0.057 R)
• M6: 3,759,394 km (0.103 R)
• M7: 10,498,479 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.4

Radius: 5.2

Gravity: 27.79 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 11.16 AU - 15.58 AU

Year: 18320 Days

Day: 21.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 98,636,438 km

• M1: 64,925 km (0.088 R)
• M2: 280,945 km (0.104 R)
• M3: 495,917 km (0.073 R)
• M4: 683,213 km (0.053 R)
• M5: 1,206,357 km (0.108 R)
• M6: 1,723,068 km (0.114 R)
• M7: 1,963,173 km (0.079 R)
• M8: 2,398,054 km (0.094 R)
• M9: 2,722,232 km (0.032 R)
• M10: 3,022,775 km (0.117 R)
• M11: 4,726,694 km (0.099 R)
• M12: 4,940,769 km (0.069 R)
• M13: 5,236,225 km (0.116 R)
• M14: 7,989,873 km (0.115 R)
• M15: 9,475,679 km (0.072 R)
• M16: 9,645,024 km (0.08 R)
• M17: 11,838,727 km (0.059 R)
• M18: 12,367,854 km (0.068 R)
• M19: 13,544,442 km (0.09 R)
• M20: 15,021,721 km (0.098 R)
• M21: 17,098,438 km (0.059 R)
• M22: 18,643,485 km (0.091 R)
• M23: 21,615,845 km (0.025 R)
• M24: 23,522,320 km (0.085 R)
• M25: 24,463,291 km (0.091 R)
• M26: 25,320,487 km (0.028 R)
• M27: 28,128,439 km (0.041 R)
• M28: 30,030,426 km (0.105 R)
• M29: 30,274,121 km (0.09 R)
• M30: 36,110,532 km (0.082 R)
• M31: 40,688,676 km (0.067 R)
• M32: 41,588,058 km (0.061 R)
• M33: 45,158,660 km (0.076 R)
• M34: 58,024,077 km (0.104 R)
• M35: 59,545,936 km (0.108 R)
• M36: 60,123,384 km (0.091 R)
• M37: 60,899,199 km (0.028 R)
• M38: 71,166,849 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.2

Radius: 4.2

Gravity: 37.09 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 15.49 AU - 21.83 AU

Year: 30206 Days

Day: 21.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 98,636,438 km

• M1: 55,202 km (0.077 R)
• M2: 696,827 km (0.099 R)
• M3: 1,205,310 km (0.107 R)
• M4: 1,398,142 km (0.101 R)
• M5: 2,334,325 km (0.095 R)
• M6: 2,904,742 km (0.115 R)
• M7: 6,127,978 km (0.09 R)
• M8: 6,456,794 km (0.062 R)
• M9: 7,098,419 km (0.099 R)
• M10: 7,408,386 km (0.095 R)
• M11: 7,673,623 km (0.026 R)
• M12: 8,565,076 km (0.025 R)
• M13: 9,773,678 km (0.105 R)
• M14: 12,824,277 km (0.099 R)
• M15: 15,923,197 km (0.094 R)
• M16: 16,633,787 km (0.087 R)
• M17: 17,088,415 km (0.108 R)
• M18: 18,599,054 km (0.112 R)
• M19: 20,713,920 km (0.064 R)
• M20: 23,320,962 km (0.051 R)
• M21: 28,523,826 km (0.075 R)
• M22: 28,783,079 km (0.102 R)
• M23: 34,303,241 km (0.091 R)
• M24: 35,485,961 km (0.069 R)
• M25: 35,635,559 km (0.12 R)
• M26: 36,238,738 km (0.09 R)
• M27: 44,535,137 km (0.1 R)
• M28: 44,883,999 km (0.108 R)
• M29: 49,028,159 km (0.06 R)
• M30: 50,338,337 km (0.113 R)
• M31: 52,833,031 km (0.088 R)
• M32: 72,400,283 km (0.087 R)
• M33: 72,641,136 km (0.113 R)
• M34: 88,918,880 km (0.062 R)
• M35: 95,708,379 km (0.056 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 19,510 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit