🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.46 AU - 0.76 AU

Year: 169 Days

Day: 47.4 Hours

Environment

Temp: 159 °C

Axial Tilt: 7.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.5 AU - 0.78 AU

Year: 182 Days

Day: 22.5 Hours

Environment

Temp: 201 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.01 AU - 1.25 AU

Year: 426 Days

Day: 43.5 Hours

Environment

Temp: 39 °C

Axial Tilt: 24.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.17 AU - 1.35 AU

Year: 502 Days

Day: 15.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 8.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 42,231,353 km

• M1: 417,228 km (0.081 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.42 AU - 2.26 AU

Year: 885 Days

Day: 16.6 Hours

Environment

Temp: -57 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,231,353 km

• M1: 41,439 km (0.06 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.71 AU - 5.07 AU

Year: 3263 Days

Day: 12.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 9.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,231,353 km

• M1: 463,604 km (0.04 R)

Asteroid Belt

Center: 6.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.8

Radius: 8.6

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.48 AU - 11.04 AU

Year: 9997 Days

Day: 9.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 42,231,353 km

• M1: 106,962 km (0.094 R)
• M2: 386,860 km (0.055 R)
• M3: 964,009 km (0.085 R)
• M4: 1,267,244 km (0.111 R)
• M5: 1,777,223 km (0.036 R)
• M6: 2,155,406 km (0.109 R)
• M7: 2,605,696 km (0.059 R)
• M8: 3,139,611 km (0.103 R)
• M9: 4,022,836 km (0.115 R)
• M10: 4,736,568 km (0.06 R)
• M11: 5,404,223 km (0.107 R)
• M12: 5,995,883 km (0.091 R)
• M13: 7,867,053 km (0.115 R)
• M14: 9,025,090 km (0.098 R)
• M15: 9,762,757 km (0.073 R)
• M16: 10,342,000 km (0.1 R)
• M17: 11,890,188 km (0.068 R)
• M18: 13,177,628 km (0.097 R)
• M19: 13,646,467 km (0.058 R)
• M20: 14,126,527 km (0.079 R)
• M21: 14,555,574 km (0.082 R)
• M22: 19,188,620 km (0.117 R)
• M23: 21,113,495 km (0.096 R)
• M24: 24,280,333 km (0.095 R)
• M25: 30,815,665 km (0.111 R)
• M26: 35,318,561 km (0.092 R)
• M27: 36,223,329 km (0.105 R)
• M28: 37,259,594 km (0.072 R)
• M29: 39,511,790 km (0.117 R)
• M30: 41,104,259 km (0.044 R)

Kuiper Belt

Range: 30.9 - 57.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 461 - 12,003 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit