🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.67 AU - 0.87 AU

Year: 255 Days

Day: 22.1 Hours

Environment

Temp: 88 °C

Axial Tilt: 28.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.8 AU - 1.16 AU

Year: 365 Days

Day: 17.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 27.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.62 AU - 1.66 AU

Year: 791 Days

Day: 28.2 Hours

Environment

Temp: -63 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 94,382,529 km

• M1: 246,537 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.5 AU - 1.8 AU

Year: 798 Days

Day: 13 Hours

Environment

Temp: -57 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 14.7

Radius: 9.6

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.81 AU - 5.29 AU

Year: 4275 Days

Day: 14.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 94,382,529 km

• M1: 120,875 km (0.109 R)
• M2: 443,857 km (0.092 R)
• M3: 810,970 km (0.116 R)
• M4: 1,475,633 km (0.117 R)
• M5: 2,153,162 km (0.11 R)
• M6: 2,458,791 km (0.118 R)
• M7: 2,861,807 km (0.032 R)
• M8: 4,592,355 km (0.075 R)
• M9: 5,364,280 km (0.097 R)
• M10: 5,856,308 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.6

Radius: 12.5

Gravity: 6.3 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.66 AU - 6.82 AU

Year: 5181 Days

Day: 14.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 94,382,529 km

• M1: 155,432 km (0.105 R)
• M2: 583,581 km (0.069 R)
• M3: 1,210,546 km (0.07 R)
• M4: 2,567,249 km (0.112 R)
• M5: 3,074,535 km (0.091 R)
• M6: 3,716,310 km (0.116 R)
• M7: 4,143,113 km (0.031 R)
• M8: 5,534,822 km (0.04 R)
• M9: 6,588,889 km (0.075 R)
• M10: 7,696,661 km (0.059 R)
• M11: 8,759,255 km (0.044 R)
• M12: 9,390,707 km (0.097 R)
• M13: 10,007,050 km (0.076 R)
• M14: 10,556,823 km (0.111 R)
• M15: 11,867,749 km (0.119 R)
• M16: 14,118,598 km (0.071 R)
• M17: 14,577,565 km (0.106 R)
• M18: 15,525,566 km (0.084 R)
• M19: 17,088,565 km (0.107 R)
• M20: 19,239,333 km (0.053 R)
• M21: 21,489,285 km (0.068 R)
• M22: 25,060,187 km (0.107 R)
• M23: 25,564,481 km (0.069 R)
• M24: 26,680,182 km (0.055 R)
• M25: 28,733,413 km (0.06 R)
• M26: 29,658,227 km (0.063 R)
• M27: 30,317,355 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.4

Radius: 14.8

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.02 AU - 6.88 AU

Year: 5468 Days

Day: 9.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 94,382,529 km

• M1: 184,155 km (0.096 R)
• M2: 728,392 km (0.089 R)
• M3: 1,497,175 km (0.07 R)
• M4: 1,999,525 km (0.097 R)
• M5: 2,496,489 km (0.12 R)
• M6: 3,442,097 km (0.117 R)
• M7: 5,948,909 km (0.116 R)
• M8: 7,203,885 km (0.114 R)
• M9: 7,819,780 km (0.065 R)
• M10: 8,470,531 km (0.101 R)
• M11: 9,324,286 km (0.044 R)
• M12: 9,881,239 km (0.061 R)
• M13: 10,781,369 km (0.056 R)
• M14: 14,424,077 km (0.089 R)
• M15: 15,464,081 km (0.053 R)
• M16: 16,991,027 km (0.104 R)
• M17: 18,085,485 km (0.103 R)
• M18: 23,639,007 km (0.044 R)
• M19: 24,354,533 km (0.104 R)
• M20: 25,912,446 km (0.101 R)
• M21: 27,536,031 km (0.079 R)
• M22: 29,958,769 km (0.102 R)

Asteroid Belt

Center: 7.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.6

Radius: 8

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.9 AU - 9.84 AU

Year: 10805 Days

Day: 8.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 94,382,529 km

• M1: 99,483 km (0.083 R)
• M2: 352,901 km (0.117 R)
• M3: 739,761 km (0.085 R)
• M4: 1,189,752 km (0.063 R)
• M5: 1,504,955 km (0.085 R)
• M6: 2,057,569 km (0.06 R)
• M7: 2,381,299 km (0.077 R)
• M8: 3,463,490 km (0.111 R)
• M9: 4,998,514 km (0.047 R)
• M10: 5,419,183 km (0.084 R)
• M11: 6,631,524 km (0.048 R)
• M12: 6,941,341 km (0.1 R)
• M13: 7,301,274 km (0.089 R)
• M14: 8,190,035 km (0.078 R)
• M15: 8,546,826 km (0.063 R)
• M16: 9,339,694 km (0.112 R)
• M17: 12,474,069 km (0.064 R)
• M18: 14,437,391 km (0.068 R)
• M19: 16,457,262 km (0.047 R)
• M20: 17,978,523 km (0.105 R)
• M21: 19,591,337 km (0.09 R)
• M22: 20,392,284 km (0.044 R)
• M23: 26,913,255 km (0.101 R)
• M24: 28,406,242 km (0.088 R)
• M25: 32,213,358 km (0.087 R)
• M26: 33,781,443 km (0.056 R)
• M27: 35,048,687 km (0.062 R)
• M28: 36,948,131 km (0.098 R)
• M29: 38,541,049 km (0.108 R)
• M30: 39,797,222 km (0.09 R)
• M31: 47,340,246 km (0.097 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.2

Radius: 4.8

Gravity: 30.78 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 16.75 AU - 17.89 AU

Year: 27155 Days

Day: 21.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 94,382,529 km

• M1: 63,130 km (0.085 R)
• M2: 365,468 km (0.058 R)
• M3: 716,873 km (0.082 R)
• M4: 984,055 km (0.069 R)
• M5: 1,642,136 km (0.112 R)
• M6: 2,530,747 km (0.059 R)
• M7: 2,815,582 km (0.083 R)
• M8: 3,966,737 km (0.097 R)
• M9: 4,138,475 km (0.065 R)
• M10: 4,351,353 km (0.1 R)
• M11: 4,646,360 km (0.095 R)
• M12: 5,235,327 km (0.073 R)
• M13: 6,850,086 km (0.056 R)
• M14: 7,351,688 km (0.095 R)
• M15: 7,506,821 km (0.06 R)
• M16: 7,717,006 km (0.062 R)
• M17: 11,850,096 km (0.104 R)
• M18: 12,645,508 km (0.069 R)
• M19: 14,584,596 km (0.037 R)
• M20: 18,943,279 km (0.094 R)
• M21: 27,673,213 km (0.105 R)
• M22: 28,175,263 km (0.099 R)
• M23: 33,392,788 km (0.096 R)
• M24: 37,055,243 km (0.058 R)
• M25: 39,376,553 km (0.117 R)
• M26: 39,693,252 km (0.104 R)
• M27: 42,786,487 km (0.112 R)
• M28: 47,811,779 km (0.06 R)
• M29: 48,534,336 km (0.095 R)
• M30: 53,023,469 km (0.109 R)
• M31: 53,409,581 km (0.116 R)
• M32: 54,187,490 km (0.111 R)
• M33: 54,383,015 km (0.074 R)
• M34: 55,566,783 km (0.108 R)
• M35: 60,684,376 km (0.116 R)
• M36: 62,600,875 km (0.03 R)
• M37: 66,107,149 km (0.103 R)
• M38: 78,152,920 km (0.105 R)
• M39: 86,679,250 km (0.077 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: 552 - 16,145 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit