🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.58 AU - 0.66 AU

Year: 177 Days

Day: 46.8 Hours

Environment

Temp: 226 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.39 AU - 2.13 AU

Year: 849 Days

Day: 39.1 Hours

Environment

Temp: -49 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.55 AU - 2.25 AU

Year: 952 Days

Day: 28.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,441,315 km

• M1: 75,996 km (0.041 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.7 AU - 3.9 AU

Year: 2179 Days

Day: 19 Hours

Environment

Temp: -118 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 2.89 AU - 4.27 AU

Year: 2462 Days

Day: 13.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 28.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.1

Radius: 12.8

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 5.3 AU - 5.42 AU

Year: 4510 Days

Day: 6.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,441,315 km

• M1: 166,203 km (0.098 R)
• M2: 634,295 km (0.047 R)
• M3: 1,125,425 km (0.117 R)
• M4: 1,897,799 km (0.116 R)
• M5: 3,383,754 km (0.104 R)
• M6: 3,820,281 km (0.104 R)
• M7: 4,490,778 km (0.109 R)
• M8: 5,986,308 km (0.098 R)
• M9: 19,225,122 km (0.045 R)
• M10: 20,069,602 km (0.118 R)
• M11: 20,501,042 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.6

Radius: 4.7

Gravity: 14.47 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 18.52 AU - 18.96 AU

Year: 29484 Days

Day: 17.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,441,315 km

• M1: 218,562 km (0.053 R)
• M2: 433,684 km (0.102 R)
• M3: 1,295,368 km (0.044 R)
• M4: 1,545,196 km (0.094 R)
• M5: 2,100,205 km (0.062 R)
• M6: 2,378,307 km (0.099 R)
• M7: 4,151,191 km (0.117 R)
• M8: 5,020,654 km (0.06 R)
• M9: 7,938,261 km (0.081 R)
• M10: 8,296,399 km (0.111 R)
• M11: 23,654,266 km (0.102 R)
• M12: 30,387,367 km (0.117 R)
• M13: 31,136,254 km (0.041 R)
• M14: 34,254,771 km (0.096 R)
• M15: 36,027,954 km (0.11 R)
• M16: 43,104,831 km (0.102 R)
• M17: 67,005,485 km (0.12 R)

Kuiper Belt

Range: 30.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 326 - 15,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit