🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.61 AU - 0.99 AU

Year: 265 Days

Day: 38 Hours

Environment

Temp: 176 °C

Axial Tilt: 18.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.67 AU - 0.93 AU

Year: 265 Days

Day: 44.3 Hours

Environment

Temp: 112 °C

Axial Tilt: 20.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.89 AU - 1.23 AU

Year: 405 Days

Day: 35.3 Hours

Environment

Temp: 11 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.66 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.86 AU - 2.64 AU

Year: 1252 Days

Day: 40.1 Hours

Environment

Temp: -81 °C

Axial Tilt: 8.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.97 AU - 2.95 AU

Year: 1431 Days

Day: 17.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.9

Radius: 10.6

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 3.85 AU - 6.39 AU

Year: 4296 Days

Day: 13.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,903,274 km

• M1: 131,796 km (0.112 R)
• M2: 465,698 km (0.118 R)
• M3: 829,670 km (0.072 R)
• M4: 1,194,988 km (0.099 R)
• M5: 1,613,563 km (0.068 R)
• M6: 2,339,412 km (0.032 R)
• M7: 3,091,141 km (0.061 R)
• M8: 3,892,686 km (0.059 R)
• M9: 5,195,085 km (0.094 R)
• M10: 5,634,753 km (0.11 R)
• M11: 6,043,305 km (0.112 R)
• M12: 7,261,780 km (0.039 R)
• M13: 9,144,469 km (0.098 R)
• M14: 9,748,545 km (0.083 R)
• M15: 10,952,659 km (0.07 R)
• M16: 11,375,272 km (0.063 R)
• M17: 12,208,383 km (0.104 R)
• M18: 12,894,289 km (0.095 R)
• M19: 14,747,358 km (0.041 R)
• M20: 18,024,898 km (0.078 R)
• M21: 18,734,291 km (0.095 R)
• M22: 20,398,268 km (0.042 R)
• M23: 21,891,704 km (0.102 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.8

Radius: 13.1

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 5.08 AU - 5.78 AU

Year: 4692 Days

Day: 9.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 32,903,274 km

• M1: 163,361 km (0.044 R)
• M2: 676,930 km (0.082 R)
• M3: 1,297,612 km (0.052 R)
• M4: 1,745,658 km (0.087 R)
• M5: 2,216,442 km (0.115 R)
• M6: 2,632,773 km (0.104 R)
• M7: 3,348,000 km (0.074 R)
• M8: 3,861,121 km (0.118 R)
• M9: 4,741,056 km (0.109 R)
• M10: 5,340,494 km (0.113 R)
• M11: 6,376,759 km (0.109 R)
• M12: 6,809,545 km (0.056 R)
• M13: 7,261,929 km (0.077 R)
• M14: 8,027,571 km (0.089 R)
• M15: 11,014,592 km (0.114 R)
• M16: 12,420,962 km (0.112 R)
• M17: 13,705,559 km (0.061 R)
• M18: 14,875,414 km (0.085 R)
• M19: 15,639,859 km (0.102 R)
• M20: 16,058,135 km (0.094 R)
• M21: 16,591,451 km (0.088 R)
• M22: 19,080,161 km (0.062 R)
• M23: 19,618,265 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.8

Radius: 11.6

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.64 AU - 7.26 AU

Year: 5382 Days

Day: 5.7 Hours

Environment

Temp: -160 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,903,274 km

• M1: 144,212 km (0.056 R)
• M2: 985,252 km (0.033 R)
• M3: 1,548,787 km (0.105 R)
• M4: 2,087,489 km (0.11 R)
• M5: 2,519,677 km (0.029 R)
• M6: 2,896,963 km (0.087 R)
• M7: 3,480,694 km (0.05 R)
• M8: 3,974,815 km (0.096 R)
• M9: 5,048,928 km (0.059 R)
• M10: 5,447,307 km (0.086 R)
• M11: 6,084,145 km (0.083 R)
• M12: 6,635,563 km (0.08 R)
• M13: 10,535,879 km (0.05 R)
• M14: 11,189,023 km (0.037 R)
• M15: 15,158,154 km (0.068 R)
• M16: 18,807,744 km (0.051 R)
• M17: 23,082,951 km (0.079 R)
• M18: 24,587,158 km (0.108 R)
• M19: 26,240,065 km (0.068 R)
• M20: 30,042,544 km (0.107 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 17,636 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit