🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.49 AU - 0.79 AU

Year: 194 Days

Day: 18.6 Hours

Environment

Temp: 119 °C

Axial Tilt: 48.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.71 AU - 0.95 AU

Year: 286 Days

Day: 37.9 Hours

Environment

Temp: 156 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,167,486 km

• M1: 252,521 km (0.063 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.89 AU - 1.15 AU

Year: 390 Days

Day: 43.4 Hours

Environment

Temp: 6 °C

Axial Tilt: 19.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 73,167,486 km

• M1: 122,521 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.19 AU - 1.55 AU

Year: 607 Days

Day: 47.6 Hours

Environment

Temp: -33 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.42 AU - 1.78 AU

Year: 767 Days

Day: 14.5 Hours

Environment

Temp: -60 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,167,486 km

• M1: 146,905 km (0.117 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.03 AU - 3.33 AU

Year: 2148 Days

Day: 30.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.2

Radius: 7

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 18.68 AU - 18.94 AU

Year: 30898 Days

Day: 20.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,167,486 km

• M1: 111,002 km (0.101 R)
• M2: 353,949 km (0.09 R)
• M3: 803,341 km (0.101 R)
• M4: 1,242,710 km (0.045 R)
• M5: 1,657,245 km (0.097 R)
• M6: 2,414,958 km (0.037 R)
• M7: 2,665,834 km (0.108 R)
• M8: 3,468,427 km (0.094 R)
• M9: 3,910,189 km (0.119 R)
• M10: 5,014,072 km (0.106 R)
• M11: 5,618,298 km (0.089 R)
• M12: 5,938,138 km (0.098 R)
• M13: 9,953,345 km (0.105 R)
• M14: 11,594,583 km (0.045 R)
• M15: 12,179,660 km (0.083 R)
• M16: 12,512,964 km (0.094 R)
• M17: 17,420,074 km (0.103 R)
• M18: 24,514,603 km (0.106 R)
• M19: 29,461,505 km (0.091 R)
• M20: 31,289,292 km (0.091 R)
• M21: 39,940,687 km (0.054 R)
• M22: 42,939,675 km (0.093 R)
• M23: 46,408,401 km (0.115 R)
• M24: 47,714,690 km (0.05 R)
• M25: 56,808,595 km (0.069 R)
• M26: 59,822,992 km (0.101 R)
• M27: 61,369,534 km (0.111 R)
• M28: 69,927,879 km (0.087 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 256 - 14,545 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit