🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 0.64 AU - 0.74 AU

Year: 205 Days

Day: 20.7 Hours

Environment

Temp: 216 °C

Axial Tilt: 15.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.98 AU - 1.5 AU

Year: 495 Days

Day: 33.2 Hours

Environment

Temp: -3 °C

Axial Tilt: 23.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.77 AU - 2.83 AU

Year: 1249 Days

Day: 16.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 2.64 AU - 2.76 AU

Year: 1589 Days

Day: 29.4 Hours

Environment

Temp: -93 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.33 AU - 3.99 AU

Year: 2508 Days

Day: 23.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 45.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,722,159 km

• M1: 39,494 km (0.049 R)
• M2: 856,747 km (0.098 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.33 AU - 4.28 AU

Year: 2653 Days

Day: 30.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 46,722,159 km

• M1: 32,762 km (0.038 R)
• M2: 1,972,598 km (0.115 R)

Asteroid Belt

Center: 10.13 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 111.1

Radius: 5.7

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 14.26 AU - 18.64 AU

Year: 23896 Days

Day: 22.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,722,159 km

• M1: 71,657 km (0.106 R)
• M2: 312,360 km (0.06 R)
• M3: 723,904 km (0.028 R)
• M4: 968,796 km (0.087 R)
• M5: 3,527,219 km (0.096 R)
• M6: 5,937,390 km (0.046 R)
• M7: 6,114,813 km (0.11 R)
• M8: 6,592,629 km (0.11 R)
• M9: 8,485,042 km (0.104 R)
• M10: 8,893,593 km (0.12 R)
• M11: 12,072,399 km (0.095 R)
• M12: 19,516,688 km (0.12 R)
• M13: 20,228,026 km (0.088 R)
• M14: 23,599,812 km (0.065 R)
• M15: 23,777,684 km (0.067 R)
• M16: 24,046,063 km (0.071 R)
• M17: 24,955,169 km (0.081 R)
• M18: 27,721,233 km (0.104 R)
• M19: 39,942,332 km (0.113 R)
• M20: 46,164,557 km (0.072 R)

Kuiper Belt

Range: 30.6 - 50.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 19,737 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit