🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.57 AU - 0.87 AU

Year: 218 Days

Day: 17.8 Hours

Environment

Temp: 136 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 38,685,801 km

• M1: 42,935 km (0.077 R)
• M2: 264,339 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.7 AU - 1.02 AU

Year: 284 Days

Day: 27.7 Hours

Environment

Temp: 92 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,685,801 km

• M1: 101,727 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.65 AU - 1.81 AU

Year: 811 Days

Day: 36.6 Hours

Environment

Temp: -50 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.67 AU - 6.11 AU

Year: 3854 Days

Day: 25 Hours

Environment

Temp: -123 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.5

Radius: 12.2

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 5.96 AU - 6.92 AU

Year: 5825 Days

Day: 14.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,685,801 km

• M1: 152,291 km (0.109 R)
• M2: 618,288 km (0.076 R)
• M3: 1,287,439 km (0.113 R)
• M4: 2,496,788 km (0.116 R)
• M5: 3,098,471 km (0.111 R)
• M6: 4,277,003 km (0.11 R)
• M7: 5,011,828 km (0.063 R)
• M8: 7,191,618 km (0.101 R)
• M9: 8,756,263 km (0.057 R)
• M10: 11,082,509 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.1

Radius: 8.4

Gravity: 14.15 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 7.46 AU - 9.68 AU

Year: 8943 Days

Day: 5.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,685,801 km

• M1: 104,868 km (0.11 R)
• M2: 393,143 km (0.098 R)
• M3: 853,755 km (0.096 R)
• M4: 1,504,655 km (0.084 R)
• M5: 2,452,956 km (0.106 R)
• M6: 2,758,884 km (0.11 R)
• M7: 3,624,607 km (0.085 R)
• M8: 4,721,907 km (0.099 R)
• M9: 5,068,077 km (0.116 R)
• M10: 5,464,960 km (0.112 R)
• M11: 6,099,105 km (0.106 R)
• M12: 7,855,683 km (0.094 R)
• M13: 8,524,685 km (0.067 R)
• M14: 12,511,618 km (0.077 R)
• M15: 12,871,251 km (0.085 R)
• M16: 13,423,567 km (0.062 R)
• M17: 16,212,370 km (0.084 R)
• M18: 17,148,404 km (0.09 R)
• M19: 17,443,561 km (0.102 R)
• M20: 18,735,937 km (0.102 R)
• M21: 19,525,215 km (0.073 R)
• M22: 21,939,725 km (0.108 R)
• M23: 36,433,065 km (0.068 R)
• M24: 37,290,261 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.2

Radius: 12.9

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 11.79 AU - 13.05 AU

Year: 15602 Days

Day: 8.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 149.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 38,685,801 km

• M1: 160,369 km (0.083 R)
• M2: 913,744 km (0.071 R)
• M3: 1,733,839 km (0.067 R)
• M4: 2,467,318 km (0.108 R)
• M5: 3,504,480 km (0.057 R)
• M6: 4,034,505 km (0.084 R)
• M7: 4,879,883 km (0.119 R)
• M8: 5,506,847 km (0.116 R)
• M9: 6,186,919 km (0.107 R)
• M10: 7,311,596 km (0.105 R)
• M11: 7,853,439 km (0.032 R)
• M12: 9,274,170 km (0.063 R)
• M13: 9,694,690 km (0.074 R)
• M14: 12,941,113 km (0.067 R)
• M15: 13,803,246 km (0.116 R)
• M16: 16,620,323 km (0.093 R)
• M17: 21,125,164 km (0.066 R)
• M18: 21,671,346 km (0.119 R)
• M19: 22,602,443 km (0.082 R)
• M20: 24,744,535 km (0.117 R)
• M21: 25,658,728 km (0.094 R)
• M22: 27,339,460 km (0.081 R)
• M23: 32,099,066 km (0.118 R)
• M24: 33,064,271 km (0.067 R)
• M25: 34,048,924 km (0.106 R)
• M26: 38,317,999 km (0.095 R)
• M27: 46,510,427 km (0.069 R)
• M28: 54,596,790 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 48.6

Radius: 5.9

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 14.17 AU - 21.83 AU

Year: 27221 Days

Day: 16.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,685,801 km

• M1: 73,453 km (0.041 R)
• M2: 266,434 km (0.098 R)
• M3: 893,997 km (0.055 R)
• M4: 1,423,424 km (0.082 R)
• M5: 3,016,641 km (0.101 R)
• M6: 3,545,170 km (0.117 R)
• M7: 4,588,316 km (0.089 R)
• M8: 5,986,159 km (0.085 R)
• M9: 6,187,218 km (0.1 R)
• M10: 7,000,732 km (0.108 R)
• M11: 9,728,350 km (0.082 R)
• M12: 10,338,410 km (0.104 R)
• M13: 11,023,568 km (0.06 R)
• M14: 11,895,873 km (0.115 R)
• M15: 12,484,092 km (0.106 R)
• M16: 12,868,558 km (0.114 R)
• M17: 18,538,318 km (0.107 R)
• M18: 20,593,643 km (0.045 R)
• M19: 21,207,593 km (0.119 R)
• M20: 26,029,431 km (0.035 R)
• M21: 27,202,278 km (0.115 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 14,927 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit