🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.73 AU - 0.85 AU

Year: 247 Days

Day: 13.5 Hours

Environment

Temp: 200 °C

Axial Tilt: 10.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.84 AU - 1.34 AU

Year: 400 Days

Day: 45.2 Hours

Environment

Temp: 35 °C

Axial Tilt: 139.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 73,062,178 km

• M1: 58,642 km (0.117 R)
• M2: 350,059 km (0.095 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.4 AU - 1.74 AU

Year: 691 Days

Day: 38.5 Hours

Environment

Temp: -14 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.52 AU - 3.7 AU

Year: 1928 Days

Day: 30.2 Hours

Environment

Temp: -90 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,062,178 km

• M1: 2,080,607 km (0.099 R)

Asteroid Belt

Center: 10.72 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 18.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.4

Radius: 5.6

Gravity: 10.18 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 18.25 AU - 18.39 AU

Year: 27559 Days

Day: 22.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,062,178 km

• M1: 69,713 km (0.103 R)
• M2: 554,709 km (0.062 R)
• M3: 1,066,184 km (0.105 R)
• M4: 2,286,454 km (0.093 R)
• M5: 2,692,762 km (0.105 R)
• M6: 3,067,056 km (0.091 R)
• M7: 3,253,155 km (0.116 R)
• M8: 8,091,749 km (0.088 R)
• M9: 9,303,641 km (0.113 R)
• M10: 13,234,774 km (0.102 R)
• M11: 18,671,011 km (0.107 R)
• M12: 19,565,158 km (0.109 R)
• M13: 21,535,212 km (0.116 R)
• M14: 23,020,868 km (0.085 R)
• M15: 23,223,873 km (0.027 R)
• M16: 27,427,573 km (0.084 R)
• M17: 34,575,359 km (0.026 R)
• M18: 41,205,387 km (0.044 R)
• M19: 47,804,748 km (0.119 R)
• M20: 59,925,466 km (0.086 R)
• M21: 70,252,357 km (0.072 R)
• M22: 71,109,104 km (0.08 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 15,200 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit