🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.77 AU - 1.11 AU

Year: 351 Days

Day: 25.6 Hours

Environment

Temp: 1 °C

Axial Tilt: 39.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.74 AU - 1.18 AU

Year: 362 Days

Day: 40.5 Hours

Environment

Temp: 11 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.2 AU - 1.64 AU

Year: 651 Days

Day: 47.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 43,711,380 km

• M1: 134,488 km (0.119 R)
• M2: 654,491 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.92 AU - 3.06 AU

Year: 1513 Days

Day: 14.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,711,380 km

• M1: 205,099 km (0.12 R)

Asteroid Belt

Center: 4.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 871.9

Radius: 12.1

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.89 AU - 7.87 AU

Year: 7719 Days

Day: 10.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,711,380 km

• M1: 150,495 km (0.096 R)
• M2: 531,222 km (0.116 R)
• M3: 924,964 km (0.111 R)
• M4: 1,435,691 km (0.091 R)
• M5: 2,578,618 km (0.095 R)
• M6: 3,447,483 km (0.099 R)
• M7: 3,989,177 km (0.082 R)
• M8: 4,587,120 km (0.111 R)
• M9: 5,498,171 km (0.104 R)
• M10: 7,597,328 km (0.043 R)
• M11: 8,345,766 km (0.083 R)
• M12: 9,097,047 km (0.102 R)
• M13: 11,516,194 km (0.08 R)
• M14: 17,945,910 km (0.088 R)
• M15: 23,300,467 km (0.098 R)
• M16: 25,693,584 km (0.032 R)
• M17: 27,568,644 km (0.117 R)
• M18: 33,520,844 km (0.101 R)
• M19: 34,515,221 km (0.098 R)
• M20: 37,853,497 km (0.035 R)
• M21: 41,024,224 km (0.112 R)
• M22: 41,780,441 km (0.118 R)
• M23: 43,190,700 km (0.063 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 15,774 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit