🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.85 AU - 1.01 AU

Year: 318 Days

Day: 25.1 Hours

Environment

Temp: 170 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.99 AU - 1.31 AU

Year: 438 Days

Day: 14.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 79,388,505 km

• M1: 208,240 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.14 AU - 1.22 AU

Year: 455 Days

Day: 33.1 Hours

Environment

Temp: 23 °C

Axial Tilt: 26.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.17 AU - 1.85 AU

Year: 658 Days

Day: 21.4 Hours

Environment

Temp: -7 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.27 AU - 3.59 AU

Year: 2254 Days

Day: 36.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 79,388,505 km

• M1: 1,277,715 km (0.097 R)

Asteroid Belt

Center: 3.9 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 4.04 AU - 4.7 AU

Year: 3241 Days

Day: 29.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 79,388,505 km

• M1: 30,817 km (0.1 R)
• M2: 222,602 km (0.111 R)

Asteroid Belt

Center: 4.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216

Radius: 9.1

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.43 AU - 5.49 AU

Year: 4526 Days

Day: 8.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,388,505 km

• M1: 113,545 km (0.057 R)
• M2: 485,295 km (0.112 R)
• M3: 939,923 km (0.096 R)
• M4: 1,364,482 km (0.069 R)
• M5: 1,843,794 km (0.079 R)
• M6: 2,404,187 km (0.051 R)
• M7: 4,560,491 km (0.086 R)
• M8: 6,615,068 km (0.1 R)
• M9: 7,923,750 km (0.094 R)
• M10: 8,308,965 km (0.093 R)
• M11: 9,186,356 km (0.08 R)
• M12: 13,365,971 km (0.065 R)
• M13: 13,774,374 km (0.051 R)
• M14: 15,245,369 km (0.108 R)
• M15: 16,145,949 km (0.087 R)
• M16: 16,609,403 km (0.085 R)
• M17: 18,385,130 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.5

Radius: 4.3

Gravity: 33.4 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 13.28 AU - 18.48 AU

Year: 22450 Days

Day: 22.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,388,505 km

• M1: 89,759 km (0.056 R)
• M2: 547,678 km (0.066 R)
• M3: 788,231 km (0.102 R)
• M4: 1,308,084 km (0.05 R)
• M5: 1,757,925 km (0.084 R)
• M6: 2,802,118 km (0.091 R)
• M7: 4,072,054 km (0.097 R)
• M8: 6,143,685 km (0.085 R)
• M9: 7,234,852 km (0.08 R)
• M10: 9,216,725 km (0.117 R)
• M11: 10,953,107 km (0.102 R)
• M12: 11,599,221 km (0.102 R)
• M13: 15,293,690 km (0.077 R)
• M14: 15,774,198 km (0.103 R)
• M15: 18,327,983 km (0.062 R)
• M16: 18,597,708 km (0.102 R)
• M17: 26,115,749 km (0.113 R)
• M18: 30,286,388 km (0.066 R)
• M19: 32,594,534 km (0.117 R)
• M20: 33,522,938 km (0.111 R)
• M21: 47,412,352 km (0.093 R)
• M22: 59,838,101 km (0.106 R)
• M23: 64,279,811 km (0.108 R)
• M24: 65,528,206 km (0.06 R)
• M25: 67,217,764 km (0.088 R)

Kuiper Belt

Range: 30.9 - 45.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 12,925 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit