🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.7 AU - 1.1 AU

Year: 247 Days

Day: 26.8 Hours

Environment

Temp: 315 °C

Axial Tilt: 27.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.97 AU - 1.19 AU

Year: 325 Days

Day: 27.7 Hours

Environment

Temp: 203 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.23 AU - 1.77 AU

Year: 532 Days

Day: 16.5 Hours

Environment

Temp: 178 °C

Axial Tilt: 10.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.51 AU - 1.65 AU

Year: 575 Days

Day: 18.4 Hours

Environment

Temp: 182 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.89

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 3.22 AU - 5.18 AU

Year: 2493 Days

Day: 40.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 17.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 822.1

Radius: 14.4

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 13.21 AU - 21.79 AU

Year: 21206 Days

Day: 8.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 111,328,394 km

• M1: 179,517 km (0.098 R)
• M2: 830,268 km (0.116 R)
• M3: 1,848,880 km (0.11 R)
• M4: 2,536,133 km (0.111 R)
• M5: 3,714,964 km (0.101 R)
• M6: 5,835,364 km (0.056 R)
• M7: 6,665,184 km (0.117 R)
• M8: 8,398,724 km (0.095 R)
• M9: 11,439,600 km (0.051 R)
• M10: 13,760,311 km (0.119 R)
• M11: 15,391,527 km (0.1 R)
• M12: 20,368,498 km (0.108 R)
• M13: 22,379,243 km (0.111 R)
• M14: 23,113,320 km (0.092 R)
• M15: 23,647,534 km (0.033 R)
• M16: 25,639,130 km (0.118 R)
• M17: 37,739,952 km (0.097 R)
• M18: 38,780,555 km (0.094 R)
• M19: 42,653,345 km (0.112 R)
• M20: 43,619,897 km (0.101 R)
• M21: 50,440,363 km (0.113 R)
• M22: 57,353,131 km (0.048 R)
• M23: 58,136,425 km (0.115 R)
• M24: 60,731,051 km (0.107 R)
• M25: 62,986,239 km (0.079 R)
• M26: 66,795,898 km (0.05 R)
• M27: 70,756,801 km (0.099 R)
• M28: 71,431,786 km (0.11 R)
• M29: 72,338,499 km (0.109 R)
• M30: 73,252,841 km (0.085 R)
• M31: 78,420,251 km (0.091 R)
• M32: 81,092,817 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 21.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 633.1

Radius: 3.7

Gravity: 46.25 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 17.58 AU - 24.84 AU

Year: 28295 Days

Day: 19.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 111,328,394 km

• M1: 47,722 km (0.082 R)
• M2: 195,524 km (0.083 R)
• M3: 590,463 km (0.114 R)
• M4: 838,646 km (0.064 R)
• M5: 1,385,575 km (0.115 R)
• M6: 1,575,864 km (0.072 R)
• M7: 2,854,178 km (0.076 R)
• M8: 3,250,762 km (0.1 R)
• M9: 4,438,120 km (0.06 R)
• M10: 5,048,330 km (0.06 R)
• M11: 5,499,068 km (0.112 R)
• M12: 5,669,460 km (0.107 R)
• M13: 6,433,307 km (0.11 R)
• M14: 6,864,298 km (0.101 R)
• M15: 8,898,081 km (0.062 R)
• M16: 10,630,873 km (0.077 R)
• M17: 11,437,804 km (0.1 R)
• M18: 11,715,608 km (0.115 R)
• M19: 14,583,698 km (0.117 R)
• M20: 16,529,069 km (0.101 R)
• M21: 21,974,282 km (0.087 R)
• M22: 23,278,775 km (0.039 R)
• M23: 25,330,959 km (0.057 R)
• M24: 25,566,127 km (0.099 R)
• M25: 26,521,608 km (0.091 R)
• M26: 34,027,532 km (0.041 R)
• M27: 37,876,685 km (0.096 R)
• M28: 41,027,665 km (0.066 R)
• M29: 44,348,887 km (0.096 R)
• M30: 45,726,085 km (0.102 R)
• M31: 50,213,273 km (0.099 R)
• M32: 50,398,625 km (0.101 R)
• M33: 51,332,116 km (0.104 R)
• M34: 51,520,310 km (0.031 R)
• M35: 56,173,552 km (0.096 R)
• M36: 58,192,375 km (0.061 R)
• M37: 76,847,080 km (0.075 R)
• M38: 77,339,855 km (0.095 R)
• M39: 81,870,726 km (0.061 R)
• M40: 91,456,509 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 22.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.2

Radius: 7.1

Gravity: 17.84 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 21.37 AU - 23.61 AU

Year: 30894 Days

Day: 17.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 111,328,394 km

• M1: 88,263 km (0.069 R)
• M2: 368,160 km (0.076 R)
• M3: 597,195 km (0.116 R)
• M4: 2,326,845 km (0.083 R)
• M5: 2,582,957 km (0.101 R)
• M6: 3,434,468 km (0.098 R)
• M7: 3,942,353 km (0.045 R)
• M8: 4,307,970 km (0.048 R)
• M9: 5,453,291 km (0.116 R)
• M10: 6,840,363 km (0.088 R)
• M11: 9,181,719 km (0.091 R)
• M12: 9,890,962 km (0.11 R)
• M13: 10,225,014 km (0.118 R)
• M14: 15,371,331 km (0.088 R)
• M15: 16,185,143 km (0.109 R)
• M16: 18,495,084 km (0.085 R)
• M17: 21,568,871 km (0.102 R)
• M18: 21,792,520 km (0.076 R)
• M19: 25,462,006 km (0.096 R)
• M20: 43,185,016 km (0.097 R)
• M21: 45,715,913 km (0.116 R)
• M22: 46,456,871 km (0.111 R)
• M23: 52,674,757 km (0.107 R)
• M24: 53,489,018 km (0.079 R)
• M25: 55,351,661 km (0.107 R)
• M26: 58,117,875 km (0.08 R)
• M27: 60,974,895 km (0.101 R)
• M28: 63,464,353 km (0.079 R)
• M29: 71,090,404 km (0.074 R)
• M30: 76,153,993 km (0.081 R)
• M31: 88,129,602 km (0.116 R)
• M32: 89,564,993 km (0.064 R)
• M33: 92,188,042 km (0.089 R)
• M34: 93,073,512 km (0.038 R)
• M35: 97,586,581 km (0.101 R)
• M36: 98,506,458 km (0.101 R)
• M37: 100,052,253 km (0.045 R)
• M38: 102,875,314 km (0.063 R)

Kuiper Belt

Range: 37.8 - 61.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 11,972 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit