🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 2.93 AU - 4.71 AU

Year: 2859 Days

Day: 14.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 80.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.52 AU - 4.52 AU

Year: 3086 Days

Day: 36.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 66.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 82,484,038 km

• M1: 43,084 km (0.119 R)
• M2: 308,471 km (0.099 R)

Asteroid Belt

Center: 4.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.1

Radius: 11

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.45 AU - 5.05 AU

Year: 3964 Days

Day: 12.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,484,038 km

• M1: 136,732 km (0.11 R)
• M2: 566,826 km (0.108 R)
• M3: 925,113 km (0.074 R)
• M4: 1,330,374 km (0.069 R)
• M5: 2,452,657 km (0.103 R)
• M6: 3,324,065 km (0.12 R)
• M7: 4,276,854 km (0.084 R)
• M8: 4,744,197 km (0.074 R)
• M9: 5,323,739 km (0.058 R)
• M10: 7,447,730 km (0.048 R)
• M11: 8,337,837 km (0.102 R)
• M12: 9,490,040 km (0.111 R)
• M13: 10,577,617 km (0.039 R)
• M14: 11,086,848 km (0.084 R)
• M15: 11,523,524 km (0.051 R)
• M16: 12,385,208 km (0.103 R)
• M17: 13,289,228 km (0.092 R)
• M18: 14,033,477 km (0.085 R)
• M19: 15,551,147 km (0.119 R)
• M20: 18,909,769 km (0.108 R)
• M21: 19,408,229 km (0.107 R)
• M22: 19,787,759 km (0.102 R)
• M23: 23,004,712 km (0.054 R)
• M24: 23,572,884 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.1

Radius: 11

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.96 AU - 5.6 AU

Year: 4001 Days

Day: 13 Hours

Environment

Temp: -136 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,484,038 km

• M1: 138,079 km (0.065 R)
• M2: 511,625 km (0.053 R)
• M3: 874,848 km (0.09 R)
• M4: 1,248,544 km (0.108 R)
• M5: 1,957,039 km (0.118 R)
• M6: 2,536,282 km (0.086 R)
• M7: 4,599,686 km (0.045 R)
• M8: 5,022,898 km (0.039 R)
• M9: 5,384,476 km (0.11 R)
• M10: 6,956,750 km (0.026 R)
• M11: 8,907,057 km (0.073 R)
• M12: 9,631,410 km (0.086 R)
• M13: 10,225,314 km (0.102 R)
• M14: 12,966,844 km (0.037 R)
• M15: 13,938,782 km (0.026 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.8

Radius: 12.6

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.32 AU - 5.28 AU

Year: 4027 Days

Day: 6.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,484,038 km

• M1: 156,629 km (0.097 R)
• M2: 560,543 km (0.085 R)
• M3: 980,315 km (0.104 R)
• M4: 2,065,049 km (0.106 R)
• M5: 2,637,111 km (0.073 R)
• M6: 3,064,363 km (0.084 R)
• M7: 3,873,837 km (0.12 R)
• M8: 4,496,912 km (0.118 R)
• M9: 5,086,926 km (0.027 R)
• M10: 6,745,667 km (0.109 R)
• M11: 8,883,421 km (0.098 R)
• M12: 10,205,417 km (0.115 R)
• M13: 13,617,894 km (0.081 R)
• M14: 16,275,800 km (0.049 R)
• M15: 20,000,188 km (0.065 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.9

Radius: 13.6

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.66 AU - 11.26 AU

Year: 11141 Days

Day: 13.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 100 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,484,038 km

• M1: 169,195 km (0.078 R)
• M2: 606,919 km (0.077 R)
• M3: 1,280,109 km (0.085 R)
• M4: 2,562,013 km (0.095 R)
• M5: 3,693,422 km (0.082 R)
• M6: 4,730,434 km (0.086 R)
• M7: 5,680,979 km (0.052 R)
• M8: 6,556,276 km (0.079 R)
• M9: 7,701,448 km (0.12 R)
• M10: 8,380,174 km (0.084 R)
• M11: 9,098,393 km (0.082 R)
• M12: 10,386,431 km (0.1 R)
• M13: 10,980,933 km (0.072 R)
• M14: 11,598,173 km (0.108 R)
• M15: 12,188,487 km (0.1 R)
• M16: 15,800,527 km (0.046 R)
• M17: 17,980,168 km (0.082 R)
• M18: 19,380,404 km (0.104 R)
• M19: 23,159,246 km (0.076 R)
• M20: 24,255,200 km (0.094 R)
• M21: 24,735,260 km (0.118 R)
• M22: 30,443,915 km (0.073 R)
• M23: 31,758,581 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473.7

Radius: 6.6

Gravity: 10.87 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 12.07 AU - 16.17 AU

Year: 20315 Days

Day: 22.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 82,484,038 km

• M1: 82,129 km (0.075 R)
• M2: 354,996 km (0.086 R)
• M3: 1,068,578 km (0.117 R)
• M4: 2,307,248 km (0.114 R)
• M5: 5,481,266 km (0.084 R)
• M6: 13,263,497 km (0.062 R)
• M7: 13,887,769 km (0.116 R)
• M8: 14,604,193 km (0.075 R)
• M9: 15,269,903 km (0.061 R)
• M10: 15,878,318 km (0.116 R)
• M11: 17,717,624 km (0.053 R)
• M12: 17,967,602 km (0.119 R)
• M13: 18,645,579 km (0.055 R)
• M14: 19,694,560 km (0.119 R)
• M15: 19,962,789 km (0.11 R)
• M16: 20,324,217 km (0.049 R)
• M17: 21,434,832 km (0.118 R)
• M18: 27,600,508 km (0.107 R)
• M19: 28,388,739 km (0.065 R)
• M20: 39,334,217 km (0.04 R)
• M21: 42,378,234 km (0.049 R)
• M22: 51,256,419 km (0.092 R)
• M23: 51,594,510 km (0.069 R)
• M24: 52,275,330 km (0.051 R)
• M25: 62,252,760 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 559

Radius: 7.3

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 15.03 AU - 17.39 AU

Year: 24989 Days

Day: 15.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,484,038 km

• M1: 101,128 km (0.108 R)
• M2: 391,647 km (0.117 R)
• M3: 1,067,381 km (0.12 R)
• M4: 1,347,578 km (0.119 R)
• M5: 2,205,970 km (0.089 R)
• M6: 2,715,351 km (0.109 R)
• M7: 5,604,834 km (0.097 R)
• M8: 6,371,224 km (0.069 R)
• M9: 7,699,354 km (0.106 R)
• M10: 8,110,598 km (0.049 R)
• M11: 10,389,871 km (0.077 R)
• M12: 11,410,578 km (0.035 R)
• M13: 11,877,622 km (0.06 R)
• M14: 13,428,503 km (0.09 R)
• M15: 16,083,716 km (0.06 R)
• M16: 17,534,217 km (0.114 R)
• M17: 18,336,361 km (0.11 R)
• M18: 20,497,451 km (0.112 R)
• M19: 25,206,044 km (0.111 R)
• M20: 30,334,259 km (0.11 R)
• M21: 37,705,994 km (0.103 R)
• M22: 38,295,260 km (0.112 R)
• M23: 38,741,211 km (0.118 R)
• M24: 39,040,407 km (0.087 R)
• M25: 42,434,483 km (0.108 R)
• M26: 44,693,860 km (0.11 R)
• M27: 46,693,235 km (0.083 R)
• M28: 50,512,170 km (0.095 R)
• M29: 51,951,002 km (0.077 R)
• M30: 53,047,854 km (0.119 R)
• M31: 57,395,766 km (0.105 R)
• M32: 64,249,443 km (0.108 R)
• M33: 67,007,729 km (0.109 R)
• M34: 70,287,512 km (0.081 R)
• M35: 74,593,388 km (0.111 R)
• M36: 77,401,490 km (0.084 R)
• M37: 77,638,602 km (0.095 R)
• M38: 81,499,274 km (0.078 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: 274 - 20,015 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit