🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.55 AU - 0.85 AU

Year: 218 Days

Day: 30.8 Hours

Environment

Temp: 163 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,164,359 km

• M1: 95,892 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.75 AU - 1.23 AU

Year: 367 Days

Day: 42.6 Hours

Environment

Temp: 27 °C

Axial Tilt: 14.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.35 AU - 1.63 AU

Year: 678 Days

Day: 13.2 Hours

Environment

Temp: -38 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 88,164,359 km

• M1: 55,950 km (0.102 R)
• M2: 92,003 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.54 AU - 1.8 AU

Year: 805 Days

Day: 30.2 Hours

Environment

Temp: -50 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,164,359 km

• M1: 742,753 km (0.029 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.07 AU - 4.13 AU

Year: 2546 Days

Day: 30.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.3

Radius: 13.1

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.77 AU - 5.29 AU

Year: 3594 Days

Day: 13.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,164,359 km

• M1: 163,810 km (0.106 R)
• M2: 773,720 km (0.082 R)
• M3: 1,300,454 km (0.114 R)
• M4: 1,849,927 km (0.082 R)
• M5: 2,326,097 km (0.096 R)
• M6: 3,394,226 km (0.101 R)
• M7: 4,194,276 km (0.111 R)
• M8: 4,723,852 km (0.082 R)
• M9: 5,390,310 km (0.11 R)
• M10: 6,829,592 km (0.056 R)
• M11: 8,044,177 km (0.115 R)
• M12: 8,638,978 km (0.102 R)
• M13: 9,195,931 km (0.07 R)
• M14: 10,454,647 km (0.098 R)
• M15: 11,011,750 km (0.075 R)
• M16: 13,355,200 km (0.106 R)
• M17: 16,111,541 km (0.085 R)
• M18: 16,906,355 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.1

Radius: 14.2

Gravity: 4.73 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.22 AU - 6.46 AU

Year: 5261 Days

Day: 14.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,164,359 km

• M1: 177,273 km (0.093 R)
• M2: 930,349 km (0.11 R)
• M3: 1,565,093 km (0.111 R)
• M4: 2,235,591 km (0.109 R)
• M5: 2,803,614 km (0.041 R)
• M6: 3,339,473 km (0.094 R)
• M7: 5,199,124 km (0.106 R)
• M8: 9,708,603 km (0.085 R)
• M9: 11,284,018 km (0.083 R)
• M10: 11,929,533 km (0.088 R)
• M11: 12,547,073 km (0.107 R)
• M12: 13,513,325 km (0.119 R)
• M13: 14,413,456 km (0.111 R)
• M14: 15,055,081 km (0.099 R)
• M15: 15,899,411 km (0.104 R)
• M16: 17,550,972 km (0.073 R)
• M17: 20,675,623 km (0.118 R)
• M18: 21,192,932 km (0.09 R)
• M19: 25,733,527 km (0.056 R)
• M20: 26,246,348 km (0.11 R)
• M21: 27,204,373 km (0.119 R)
• M22: 27,915,561 km (0.04 R)
• M23: 28,366,299 km (0.116 R)
• M24: 29,561,138 km (0.113 R)
• M25: 34,367,867 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.9

Radius: 12.1

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.42 AU - 11.26 AU

Year: 10641 Days

Day: 9.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,164,359 km

• M1: 150,495 km (0.096 R)
• M2: 538,104 km (0.106 R)
• M3: 998,715 km (0.06 R)
• M4: 1,458,878 km (0.11 R)
• M5: 2,805,858 km (0.096 R)
• M6: 6,499,429 km (0.072 R)
• M7: 8,684,755 km (0.11 R)
• M8: 9,341,938 km (0.095 R)
• M9: 11,466,078 km (0.066 R)
• M10: 12,718,512 km (0.107 R)
• M11: 14,060,105 km (0.109 R)
• M12: 15,494,001 km (0.101 R)
• M13: 17,023,340 km (0.117 R)
• M14: 19,398,954 km (0.11 R)
• M15: 22,899,544 km (0.055 R)
• M16: 25,954,034 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.6

Radius: 3.8

Gravity: 18.53 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 12.15 AU - 14.91 AU

Year: 18552 Days

Day: 22.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,164,359 km

• M1: 47,572 km (0.049 R)
• M2: 610,060 km (0.114 R)
• M3: 1,418,038 km (0.077 R)
• M4: 3,481,142 km (0.119 R)
• M5: 5,361,887 km (0.101 R)
• M6: 6,040,313 km (0.085 R)
• M7: 9,429,752 km (0.093 R)
• M8: 9,784,748 km (0.098 R)
• M9: 10,903,142 km (0.104 R)
• M10: 16,594,293 km (0.11 R)
• M11: 23,526,509 km (0.066 R)
• M12: 28,556,438 km (0.115 R)
• M13: 31,042,007 km (0.078 R)
• M14: 31,600,755 km (0.093 R)
• M15: 41,073,143 km (0.107 R)
• M16: 43,950,358 km (0.113 R)
• M17: 49,644,652 km (0.087 R)
• M18: 51,803,050 km (0.094 R)

Asteroid Belt

Center: 14.43 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.4

Radius: 3.4

Gravity: 73.65 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 12.52 AU - 18.14 AU

Year: 22375 Days

Day: 23.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 88,164,359 km

• M1: 42,336 km (0.119 R)
• M2: 194,627 km (0.116 R)
• M3: 339,737 km (0.077 R)
• M4: 573,558 km (0.081 R)
• M5: 747,241 km (0.087 R)
• M6: 1,100,592 km (0.059 R)
• M7: 1,645,277 km (0.069 R)
• M8: 1,997,580 km (0.104 R)
• M9: 2,718,642 km (0.07 R)
• M10: 2,984,328 km (0.088 R)
• M11: 3,598,278 km (0.07 R)
• M12: 4,327,418 km (0.094 R)
• M13: 4,615,394 km (0.113 R)
• M14: 5,309,976 km (0.1 R)
• M15: 6,071,430 km (0.11 R)
• M16: 8,959,716 km (0.052 R)
• M17: 9,426,910 km (0.116 R)
• M18: 11,458,898 km (0.065 R)
• M19: 14,073,120 km (0.111 R)
• M20: 17,325,079 km (0.062 R)
• M21: 21,248,134 km (0.106 R)
• M22: 23,034,781 km (0.081 R)
• M23: 23,798,777 km (0.084 R)
• M24: 23,909,330 km (0.071 R)
• M25: 26,309,478 km (0.113 R)
• M26: 35,032,530 km (0.063 R)
• M27: 36,480,189 km (0.061 R)
• M28: 37,070,203 km (0.075 R)
• M29: 39,804,553 km (0.089 R)
• M30: 42,670,100 km (0.095 R)
• M31: 48,452,506 km (0.084 R)
• M32: 50,247,382 km (0.06 R)
• M33: 50,977,718 km (0.108 R)
• M34: 55,314,411 km (0.036 R)
• M35: 58,271,213 km (0.098 R)
• M36: 69,110,327 km (0.116 R)
• M37: 70,695,466 km (0.079 R)
• M38: 73,001,667 km (0.089 R)
• M39: 82,728,370 km (0.114 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 15,877 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit