🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.63 AU - 0.99 AU

Year: 265 Days

Day: 38.8 Hours

Environment

Temp: 145 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 55,250,410 km

• M1: 103,671 km (0.072 R)
• M2: 321,037 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1 AU - 1.14 AU

Year: 402 Days

Day: 33.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 36.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.98 AU - 1.62 AU

Year: 539 Days

Day: 20.9 Hours

Environment

Temp: -14 °C

Axial Tilt: 14.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.19 AU - 2.23 AU

Year: 1194 Days

Day: 43.2 Hours

Environment

Temp: -84 °C

Axial Tilt: 42.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,250,410 km

• M1: 83,326 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.64 AU - 3.86 AU

Year: 2129 Days

Day: 32.5 Hours

Environment

Temp: -97 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,250,410 km

• M1: 190,887 km (0.083 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.27 AU - 5.15 AU

Year: 3715 Days

Day: 35.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.72 AU - 4.84 AU

Year: 3798 Days

Day: 20.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,250,410 km

• M1: 97,538 km (0.104 R)

Asteroid Belt

Center: 10.21 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 207.6

Radius: 4.1

Gravity: 12.35 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 12.28 AU - 19 AU

Year: 22479 Days

Day: 22.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,250,410 km

• M1: 248,632 km (0.118 R)
• M2: 394,789 km (0.046 R)
• M3: 562,189 km (0.038 R)
• M4: 966,253 km (0.109 R)
• M5: 2,892,624 km (0.108 R)
• M6: 3,883,262 km (0.107 R)
• M7: 4,563,333 km (0.1 R)
• M8: 4,721,159 km (0.094 R)
• M9: 9,744,955 km (0.074 R)
• M10: 16,952,132 km (0.055 R)
• M11: 20,058,980 km (0.034 R)
• M12: 22,692,202 km (0.03 R)
• M13: 25,448,243 km (0.117 R)
• M14: 28,207,277 km (0.106 R)
• M15: 32,534,844 km (0.079 R)
• M16: 35,160,885 km (0.119 R)
• M17: 47,228,347 km (0.107 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 10,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit