🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.65 AU - 0.97 AU

Year: 276 Days

Day: 16.5 Hours

Environment

Temp: 137 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,611,380 km

• M1: 86,916 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.7 AU - 2.36 AU

Year: 1095 Days

Day: 48 Hours

Environment

Temp: -78 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.71 AU - 3.57 AU

Year: 2107 Days

Day: 25.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,611,380 km

• M1: 881,580 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.77 AU - 4.27 AU

Year: 2501 Days

Day: 39.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.7

Radius: 11.9

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.29 AU - 6.03 AU

Year: 4439 Days

Day: 6.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,611,380 km

• M1: 147,952 km (0.049 R)
• M2: 698,622 km (0.118 R)
• M3: 1,436,888 km (0.083 R)
• M4: 2,331,034 km (0.036 R)
• M5: 3,510,015 km (0.078 R)
• M6: 4,865,970 km (0.039 R)
• M7: 5,637,446 km (0.073 R)
• M8: 6,322,904 km (0.108 R)
• M9: 6,829,292 km (0.106 R)
• M10: 7,393,276 km (0.103 R)
• M11: 7,955,914 km (0.087 R)
• M12: 9,928,661 km (0.069 R)
• M13: 10,420,688 km (0.114 R)
• M14: 11,577,379 km (0.117 R)
• M15: 14,817,220 km (0.089 R)
• M16: 16,856,538 km (0.07 R)
• M17: 19,308,896 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.9

Radius: 13.7

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 4.63 AU - 5.85 AU

Year: 4543 Days

Day: 6.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 62,611,380 km

• M1: 170,841 km (0.029 R)
• M2: 968,048 km (0.109 R)
• M3: 1,430,305 km (0.111 R)
• M4: 2,137,006 km (0.113 R)
• M5: 3,192,867 km (0.072 R)
• M6: 4,059,338 km (0.074 R)
• M7: 5,177,882 km (0.102 R)
• M8: 5,919,887 km (0.108 R)
• M9: 7,196,705 km (0.119 R)
• M10: 7,716,109 km (0.079 R)
• M11: 11,163,292 km (0.103 R)
• M12: 14,382,190 km (0.11 R)
• M13: 15,473,656 km (0.104 R)
• M14: 16,066,961 km (0.071 R)
• M15: 16,508,125 km (0.097 R)
• M16: 17,127,759 km (0.065 R)
• M17: 18,234,484 km (0.085 R)
• M18: 18,775,281 km (0.076 R)
• M19: 19,388,482 km (0.045 R)
• M20: 20,526,174 km (0.097 R)
• M21: 22,315,514 km (0.041 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.8

Radius: 13

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 7.57 AU - 8.55 AU

Year: 8667 Days

Day: 8.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,611,380 km

• M1: 161,715 km (0.092 R)
• M2: 623,823 km (0.099 R)
• M3: 1,189,453 km (0.109 R)
• M4: 2,358,410 km (0.1 R)
• M5: 5,790,784 km (0.044 R)
• M6: 6,223,571 km (0.093 R)
• M7: 8,176,571 km (0.053 R)
• M8: 11,881,811 km (0.114 R)
• M9: 13,543,245 km (0.111 R)
• M10: 14,429,762 km (0.062 R)
• M11: 19,453,558 km (0.074 R)
• M12: 23,468,764 km (0.079 R)
• M13: 27,073,325 km (0.11 R)
• M14: 28,670,731 km (0.084 R)
• M15: 30,330,071 km (0.064 R)
• M16: 33,519,348 km (0.118 R)
• M17: 34,161,571 km (0.088 R)
• M18: 37,267,373 km (0.085 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323

Radius: 8.6

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 9.99 AU - 10.23 AU

Year: 12175 Days

Day: 9.1 Hours

Environment

Temp: -176 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,611,380 km

• M1: 106,962 km (0.049 R)
• M2: 1,038,359 km (0.092 R)
• M3: 1,687,913 km (0.061 R)
• M4: 2,053,829 km (0.088 R)
• M5: 2,967,723 km (0.101 R)
• M6: 4,947,800 km (0.093 R)
• M7: 6,788,452 km (0.11 R)
• M8: 8,343,223 km (0.053 R)
• M9: 13,156,834 km (0.099 R)
• M10: 14,106,930 km (0.085 R)
• M11: 17,024,088 km (0.094 R)
• M12: 26,628,122 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 186.5

Radius: 6.7

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 15.89 AU - 19.85 AU

Year: 28611 Days

Day: 17.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 62,611,380 km

• M1: 83,326 km (0.103 R)
• M2: 302,936 km (0.064 R)
• M3: 512,223 km (0.092 R)
• M4: 786,137 km (0.095 R)
• M5: 1,771,538 km (0.111 R)
• M6: 2,455,200 km (0.115 R)
• M7: 2,787,308 km (0.1 R)
• M8: 3,000,634 km (0.087 R)
• M9: 4,520,249 km (0.113 R)
• M10: 4,849,514 km (0.105 R)
• M11: 5,895,951 km (0.07 R)
• M12: 6,616,714 km (0.078 R)
• M13: 8,088,458 km (0.031 R)
• M14: 9,498,118 km (0.085 R)
• M15: 10,429,814 km (0.041 R)
• M16: 10,946,974 km (0.054 R)
• M17: 11,602,212 km (0.114 R)
• M18: 12,665,853 km (0.115 R)
• M19: 15,422,344 km (0.069 R)
• M20: 16,321,427 km (0.061 R)
• M21: 16,783,984 km (0.077 R)
• M22: 20,269,165 km (0.12 R)
• M23: 21,255,913 km (0.111 R)
• M24: 24,809,909 km (0.1 R)
• M25: 25,627,162 km (0.056 R)
• M26: 26,780,113 km (0.119 R)
• M27: 28,740,743 km (0.098 R)
• M28: 29,870,356 km (0.061 R)
• M29: 33,683,905 km (0.079 R)
• M30: 35,321,703 km (0.094 R)
• M31: 38,212,981 km (0.097 R)
• M32: 39,302,353 km (0.088 R)
• M33: 39,577,912 km (0.042 R)
• M34: 39,854,668 km (0.095 R)
• M35: 43,719,379 km (0.105 R)
• M36: 46,123,567 km (0.036 R)
• M37: 50,540,593 km (0.093 R)
• M38: 55,577,255 km (0.088 R)
• M39: 58,216,610 km (0.097 R)
• M40: 58,934,231 km (0.097 R)
• M41: 59,476,373 km (0.075 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 275 - 19,420 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit