🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.81 AU - 0.93 AU

Year: 283 Days

Day: 43.7 Hours

Environment

Temp: 149 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.12 AU - 1.22 AU

Year: 441 Days

Day: 31.7 Hours

Environment

Temp: 21 °C

Axial Tilt: 32.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.96 AU - 1.42 AU

Year: 452 Days

Day: 17.1 Hours

Environment

Temp: 24 °C

Axial Tilt: 22.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.12 AU - 1.48 AU

Year: 516 Days

Day: 33.4 Hours

Environment

Temp: 5 °C

Axial Tilt: 32.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.13 AU - 2.49 AU

Year: 1223 Days

Day: 33.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,723,314 km

• M1: 902,973 km (0.12 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.48 AU - 5.04 AU

Year: 3062 Days

Day: 20.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.45 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 18.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.6

Radius: 4.4

Gravity: 40.63 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 17.1 AU - 20.16 AU

Year: 28004 Days

Day: 19.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 99,723,314 km

• M1: 54,753 km (0.056 R)
• M2: 278,850 km (0.116 R)
• M3: 900,878 km (0.115 R)
• M4: 1,145,172 km (0.076 R)
• M5: 2,150,170 km (0.115 R)
• M6: 3,111,037 km (0.046 R)
• M7: 4,476,267 km (0.115 R)
• M8: 8,661,118 km (0.088 R)
• M9: 9,947,062 km (0.066 R)
• M10: 11,425,388 km (0.047 R)
• M11: 13,988,298 km (0.069 R)
• M12: 20,838,385 km (0.095 R)
• M13: 23,125,587 km (0.058 R)
• M14: 26,675,245 km (0.079 R)
• M15: 28,709,028 km (0.112 R)
• M16: 33,369,451 km (0.088 R)
• M17: 37,722,749 km (0.083 R)
• M18: 44,327,046 km (0.055 R)
• M19: 72,471,192 km (0.093 R)
• M20: 72,955,590 km (0.115 R)
• M21: 78,682,197 km (0.115 R)
• M22: 82,310,544 km (0.051 R)
• M23: 87,959,808 km (0.045 R)
• M24: 95,595,583 km (0.115 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 17,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit