🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.67 AU - 0.67 AU

Year: 206 Days

Day: 25.3 Hours

Environment

Temp: 109 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,035,246 km

• M1: 34,557 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.31 AU - 1.33 AU

Year: 568 Days

Day: 36.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,035,246 km

• M1: 35,754 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.53 AU - 1.75 AU

Year: 787 Days

Day: 13.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.52 AU - 1.86 AU

Year: 823 Days

Day: 35.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.73 AU - 2.88 AU

Year: 1307 Days

Day: 12 Hours

Environment

Temp: -80 °C

Axial Tilt: 68.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.36 AU - 4.5 AU

Year: 2920 Days

Day: 44.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.7

Radius: 9.8

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.75 AU - 7.53 AU

Year: 6412 Days

Day: 10.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 47,035,246 km

• M1: 122,371 km (0.097 R)
• M2: 427,700 km (0.109 R)
• M3: 1,063,790 km (0.109 R)
• M4: 1,447,808 km (0.109 R)
• M5: 2,454,452 km (0.12 R)
• M6: 3,390,037 km (0.083 R)
• M7: 3,764,481 km (0.082 R)
• M8: 4,401,917 km (0.034 R)
• M9: 5,163,071 km (0.115 R)
• M10: 6,189,313 km (0.064 R)
• M11: 10,773,141 km (0.113 R)
• M12: 11,174,662 km (0.086 R)
• M13: 11,913,376 km (0.086 R)
• M14: 12,343,021 km (0.03 R)
• M15: 13,539,355 km (0.087 R)
• M16: 14,007,447 km (0.1 R)
• M17: 14,811,386 km (0.078 R)
• M18: 15,532,747 km (0.083 R)
• M19: 16,452,624 km (0.097 R)
• M20: 18,149,064 km (0.085 R)
• M21: 21,184,405 km (0.089 R)
• M22: 21,815,558 km (0.081 R)
• M23: 23,934,762 km (0.113 R)
• M24: 24,389,689 km (0.107 R)
• M25: 26,589,825 km (0.077 R)
• M26: 27,738,138 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298.5

Radius: 8

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 10.24 AU - 14.08 AU

Year: 15890 Days

Day: 17.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,035,246 km

• M1: 99,483 km (0.071 R)
• M2: 465,698 km (0.108 R)
• M3: 1,613,862 km (0.117 R)
• M4: 2,346,443 km (0.082 R)
• M5: 2,621,403 km (0.092 R)
• M6: 4,720,860 km (0.11 R)
• M7: 6,884,494 km (0.07 R)
• M8: 7,493,507 km (0.108 R)
• M9: 8,679,668 km (0.116 R)
• M10: 9,390,408 km (0.099 R)
• M11: 11,253,949 km (0.073 R)
• M12: 12,040,983 km (0.116 R)
• M13: 21,437,824 km (0.111 R)
• M14: 21,864,028 km (0.093 R)
• M15: 23,535,335 km (0.104 R)
• M16: 40,856,824 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.7

Radius: 3.4

Gravity: 11.22 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 11.66 AU - 18.86 AU

Year: 22339 Days

Day: 22.7 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,035,246 km

• M1: 43,982 km (0.067 R)
• M2: 234,719 km (0.107 R)
• M3: 907,012 km (0.083 R)
• M4: 1,808,937 km (0.081 R)
• M5: 2,005,808 km (0.103 R)
• M6: 2,724,028 km (0.1 R)
• M7: 3,649,739 km (0.071 R)
• M8: 3,964,044 km (0.117 R)
• M9: 4,127,704 km (0.094 R)
• M10: 4,890,205 km (0.112 R)
• M11: 6,166,574 km (0.094 R)
• M12: 8,339,333 km (0.105 R)
• M13: 13,430,149 km (0.045 R)
• M14: 33,170,934 km (0.115 R)
• M15: 36,397,012 km (0.119 R)
• M16: 40,332,932 km (0.118 R)
• M17: 41,748,727 km (0.072 R)
• M18: 44,136,458 km (0.076 R)
• M19: 46,753,823 km (0.099 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 11,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit