🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.89 AU - 1.17 AU

Year: 388 Days

Day: 13.1 Hours

Environment

Temp: 30 °C

Axial Tilt: 25.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 93,044,167 km

• M1: 306,526 km (0.098 R)
• M2: 724,353 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.87 AU - 1.19 AU

Year: 388 Days

Day: 14.2 Hours

Environment

Temp: 25 °C

Axial Tilt: 8.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.31 AU - 1.33 AU

Year: 562 Days

Day: 26 Hours

Environment

Temp: -36 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 93,044,167 km

• M1: 37,998 km (0.06 R)
• M2: 119,529 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.33 AU - 1.59 AU

Year: 654 Days

Day: 38.3 Hours

Environment

Temp: -47 °C

Axial Tilt: 1.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.49 AU - 1.89 AU

Year: 815 Days

Day: 25.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.66 AU - 4 AU

Year: 2254 Days

Day: 37.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 93,044,167 km

• M1: 43,982 km (0.095 R)
• M2: 505,790 km (0.046 R)

Asteroid Belt

Center: 7.96 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 533.2

Radius: 3.3

Gravity: 48.96 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 11.81 AU - 13.35 AU

Year: 16547 Days

Day: 22.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 93,044,167 km

• M1: 45,927 km (0.098 R)
• M2: 457,171 km (0.101 R)
• M3: 1,015,770 km (0.109 R)
• M4: 1,423,424 km (0.075 R)
• M5: 1,722,171 km (0.089 R)
• M6: 1,877,453 km (0.086 R)
• M7: 2,137,754 km (0.105 R)
• M8: 2,379,354 km (0.077 R)
• M9: 2,965,329 km (0.11 R)
• M10: 3,869,050 km (0.042 R)
• M11: 6,815,978 km (0.047 R)
• M12: 12,445,795 km (0.049 R)
• M13: 13,157,582 km (0.076 R)
• M14: 13,759,713 km (0.104 R)
• M15: 13,964,512 km (0.048 R)
• M16: 22,011,232 km (0.077 R)
• M17: 23,338,614 km (0.039 R)
• M18: 29,746,938 km (0.105 R)
• M19: 36,447,726 km (0.076 R)
• M20: 39,524,655 km (0.058 R)
• M21: 40,914,718 km (0.117 R)
• M22: 41,907,001 km (0.073 R)
• M23: 45,581,723 km (0.104 R)
• M24: 60,400,140 km (0.097 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410.1

Radius: 7.8

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 14.01 AU - 15.79 AU

Year: 21330 Days

Day: 23.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 93,044,167 km

• M1: 97,089 km (0.093 R)
• M2: 431,291 km (0.08 R)
• M3: 942,467 km (0.058 R)
• M4: 1,956,441 km (0.094 R)
• M5: 3,087,550 km (0.11 R)
• M6: 4,603,575 km (0.093 R)
• M7: 5,192,093 km (0.118 R)
• M8: 6,147,575 km (0.06 R)
• M9: 8,859,934 km (0.08 R)
• M10: 10,275,429 km (0.076 R)
• M11: 10,564,153 km (0.075 R)
• M12: 14,607,484 km (0.097 R)
• M13: 15,194,656 km (0.05 R)
• M14: 16,811,061 km (0.068 R)
• M15: 29,324,025 km (0.107 R)
• M16: 31,453,102 km (0.111 R)
• M17: 32,928,436 km (0.053 R)
• M18: 34,192,688 km (0.043 R)
• M19: 40,284,163 km (0.09 R)
• M20: 43,359,148 km (0.108 R)
• M21: 50,468,338 km (0.092 R)
• M22: 52,829,142 km (0.073 R)
• M23: 64,955,246 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.6

Radius: 4.5

Gravity: 31.68 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 17.52 AU - 18.16 AU

Year: 27945 Days

Day: 15.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 93,044,167 km

• M1: 55,950 km (0.112 R)
• M2: 868,864 km (0.028 R)
• M3: 1,474,287 km (0.055 R)
• M4: 1,927,269 km (0.097 R)
• M5: 2,642,646 km (0.114 R)
• M6: 4,042,882 km (0.115 R)
• M7: 5,571,922 km (0.089 R)
• M8: 6,096,861 km (0.12 R)
• M9: 8,757,459 km (0.061 R)
• M10: 9,958,880 km (0.094 R)
• M11: 10,275,579 km (0.117 R)
• M12: 14,136,251 km (0.103 R)
• M13: 15,108,787 km (0.119 R)
• M14: 18,199,030 km (0.105 R)
• M15: 19,348,689 km (0.07 R)
• M16: 21,475,522 km (0.083 R)
• M17: 23,529,501 km (0.101 R)
• M18: 35,199,332 km (0.106 R)
• M19: 36,528,060 km (0.074 R)
• M20: 40,234,347 km (0.084 R)
• M21: 42,673,690 km (0.112 R)
• M22: 43,340,448 km (0.07 R)
• M23: 50,394,586 km (0.082 R)
• M24: 51,702,819 km (0.117 R)
• M25: 54,581,980 km (0.089 R)
• M26: 71,524,388 km (0.079 R)
• M27: 72,228,844 km (0.113 R)
• M28: 77,784,460 km (0.088 R)
• M29: 82,325,952 km (0.115 R)
• M30: 84,138,779 km (0.088 R)
• M31: 90,009,149 km (0.056 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 11,623 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit