🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.59 AU - 0.97 AU

Year: 307 Days

Day: 39 Hours

Environment

Temp: -41 °C

Axial Tilt: 11.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.89 AU - 0.95 AU

Year: 394 Days

Day: 16.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,622,154 km

• M1: 45,927 km (0.068 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.19 AU - 1.77 AU

Year: 803 Days

Day: 39.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.98 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114

Radius: 8.9

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.02 AU - 2.92 AU

Year: 1732 Days

Day: 13.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,622,154 km

• M1: 111,002 km (0.09 R)
• M2: 390,750 km (0.054 R)
• M3: 794,514 km (0.109 R)
• M4: 1,266,944 km (0.109 R)
• M5: 1,623,286 km (0.086 R)
• M6: 2,141,194 km (0.107 R)
• M7: 2,455,499 km (0.12 R)
• M8: 3,466,033 km (0.073 R)
• M9: 3,757,450 km (0.113 R)
• M10: 4,217,762 km (0.073 R)
• M11: 4,782,345 km (0.079 R)
• M12: 5,469,597 km (0.107 R)
• M13: 6,342,800 km (0.088 R)
• M14: 6,845,150 km (0.075 R)
• M15: 8,144,557 km (0.038 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 87.4

Radius: 9.7

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.34 AU - 3.72 AU

Year: 2354 Days

Day: 9.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 63,622,154 km

• M1: 120,875 km (0.105 R)
• M2: 1,262,157 km (0.089 R)
• M3: 3,141,854 km (0.046 R)
• M4: 3,725,137 km (0.037 R)
• M5: 5,217,974 km (0.114 R)
• M6: 5,874,559 km (0.118 R)
• M7: 6,894,068 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977

Radius: 14

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 8.61 AU - 8.95 AU

Year: 11609 Days

Day: 7.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 85.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 63,622,154 km

• M1: 174,132 km (0.041 R)
• M2: 860,038 km (0.049 R)
• M3: 2,031,389 km (0.107 R)
• M4: 3,135,571 km (0.102 R)
• M5: 3,781,086 km (0.071 R)
• M6: 4,768,133 km (0.084 R)
• M7: 5,734,834 km (0.094 R)
• M8: 6,383,192 km (0.033 R)
• M9: 7,337,925 km (0.034 R)
• M10: 8,196,617 km (0.092 R)
• M11: 9,324,884 km (0.104 R)
• M12: 11,471,165 km (0.064 R)
• M13: 12,440,709 km (0.082 R)
• M14: 14,681,834 km (0.096 R)
• M15: 15,898,215 km (0.1 R)
• M16: 16,872,845 km (0.077 R)
• M17: 18,287,741 km (0.069 R)
• M18: 20,907,948 km (0.102 R)
• M19: 21,713,233 km (0.048 R)
• M20: 22,446,413 km (0.064 R)
• M21: 23,769,306 km (0.11 R)
• M22: 30,713,340 km (0.052 R)
• M23: 38,901,430 km (0.068 R)
• M24: 41,224,536 km (0.111 R)
• M25: 43,928,667 km (0.082 R)
• M26: 45,696,315 km (0.025 R)
• M27: 46,597,792 km (0.056 R)
• M28: 47,052,869 km (0.108 R)
• M29: 49,216,203 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794

Radius: 15

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 8.45 AU - 9.49 AU

Year: 11988 Days

Day: 11 Hours

Environment

Temp: -193 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,622,154 km

• M1: 186,549 km (0.117 R)
• M2: 696,228 km (0.096 R)
• M3: 2,412,415 km (0.052 R)
• M4: 3,418,461 km (0.119 R)
• M5: 4,534,012 km (0.112 R)
• M6: 5,143,624 km (0.097 R)
• M7: 5,735,134 km (0.076 R)
• M8: 7,611,091 km (0.093 R)
• M9: 8,428,494 km (0.112 R)
• M10: 9,054,860 km (0.114 R)
• M11: 9,973,391 km (0.109 R)
• M12: 12,915,383 km (0.109 R)
• M13: 15,596,476 km (0.107 R)
• M14: 16,916,677 km (0.09 R)
• M15: 17,526,887 km (0.097 R)
• M16: 19,198,643 km (0.096 R)
• M17: 26,446,809 km (0.056 R)
• M18: 28,215,355 km (0.046 R)
• M19: 30,061,692 km (0.07 R)
• M20: 31,641,745 km (0.099 R)
• M21: 32,803,671 km (0.093 R)
• M22: 36,587,151 km (0.072 R)
• M23: 38,912,650 km (0.036 R)
• M24: 41,198,057 km (0.116 R)
• M25: 43,146,270 km (0.081 R)
• M26: 46,776,861 km (0.064 R)
• M27: 51,874,707 km (0.117 R)
• M28: 54,971,982 km (0.096 R)
• M29: 56,143,482 km (0.116 R)
• M30: 56,820,413 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 726.5

Radius: 6.2

Gravity: 18.9 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 8.78 AU - 14.12 AU

Year: 17289 Days

Day: 21.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 63,622,154 km

• M1: 77,641 km (0.065 R)
• M2: 473,776 km (0.116 R)
• M3: 1,098,796 km (0.091 R)
• M4: 1,356,553 km (0.036 R)
• M5: 1,846,337 km (0.081 R)
• M6: 2,092,425 km (0.079 R)
• M7: 2,491,553 km (0.071 R)
• M8: 3,331,395 km (0.104 R)
• M9: 6,317,069 km (0.1 R)
• M10: 8,608,011 km (0.055 R)
• M11: 10,489,354 km (0.079 R)
• M12: 11,779,336 km (0.088 R)
• M13: 17,084,675 km (0.071 R)
• M14: 18,257,223 km (0.086 R)
• M15: 18,688,813 km (0.113 R)
• M16: 26,769,941 km (0.073 R)
• M17: 37,595,291 km (0.114 R)
• M18: 42,665,462 km (0.119 R)
• M19: 44,503,571 km (0.038 R)
• M20: 47,520,811 km (0.09 R)
• M21: 51,694,891 km (0.086 R)
• M22: 54,668,747 km (0.117 R)
• M23: 57,201,887 km (0.084 R)
• M24: 62,500,943 km (0.045 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 186.1

Radius: 4.5

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 15.62 AU - 16.96 AU

Year: 29338 Days

Day: 20.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,622,154 km

• M1: 62,532 km (0.069 R)
• M2: 257,907 km (0.087 R)
• M3: 408,402 km (0.101 R)
• M4: 1,025,493 km (0.073 R)
• M5: 1,173,147 km (0.113 R)
• M6: 2,598,665 km (0.104 R)
• M7: 3,096,526 km (0.101 R)
• M8: 4,033,308 km (0.073 R)
• M9: 6,447,219 km (0.106 R)
• M10: 6,868,487 km (0.119 R)
• M11: 8,097,434 km (0.116 R)
• M12: 24,784,328 km (0.093 R)
• M13: 27,740,232 km (0.07 R)
• M14: 28,963,045 km (0.116 R)
• M15: 50,528,925 km (0.063 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: 548 - 19,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit