🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.56 AU - 0.62 AU

Year: 159 Days

Day: 29.8 Hours

Environment

Temp: 199 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.48 AU - 0.74 AU

Year: 167 Days

Day: 44.5 Hours

Environment

Temp: 234 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.6 AU - 0.88 AU

Year: 224 Days

Day: 29 Hours

Environment

Temp: 161 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.68 AU - 1.02 AU

Year: 275 Days

Day: 44.4 Hours

Environment

Temp: 120 °C

Axial Tilt: 54.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.29 AU - 1.81 AU

Year: 678 Days

Day: 32 Hours

Environment

Temp: -7 °C

Axial Tilt: 27.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 56,820,152 km

• M1: 485,146 km (0.092 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 3.66 AU - 5.1 AU

Year: 3222 Days

Day: 13.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 3.68 AU - 5.38 AU

Year: 3389 Days

Day: 17.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.34 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 16.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.7

Radius: 7.3

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 12.2 AU - 20.08 AU

Year: 22789 Days

Day: 20 Hours

Environment

Temp: -196 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,820,152 km

• M1: 91,105 km (0.077 R)
• M2: 486,043 km (0.12 R)
• M3: 1,042,548 km (0.102 R)
• M4: 1,716,187 km (0.07 R)
• M5: 2,110,976 km (0.051 R)
• M6: 3,034,742 km (0.081 R)
• M7: 3,748,773 km (0.099 R)
• M8: 4,058,141 km (0.075 R)
• M9: 4,384,414 km (0.102 R)
• M10: 7,975,661 km (0.081 R)
• M11: 9,073,410 km (0.088 R)
• M12: 10,053,426 km (0.098 R)
• M13: 10,819,367 km (0.115 R)
• M14: 13,286,535 km (0.114 R)
• M15: 13,874,305 km (0.086 R)
• M16: 15,031,893 km (0.098 R)
• M17: 22,985,862 km (0.04 R)
• M18: 33,834,700 km (0.08 R)
• M19: 35,797,574 km (0.094 R)
• M20: 38,225,547 km (0.117 R)
• M21: 38,487,343 km (0.05 R)
• M22: 53,320,720 km (0.079 R)
• M23: 53,647,592 km (0.117 R)

Kuiper Belt

Range: 31.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 20,048 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit