🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.43 AU - 0.67 AU

Year: 150 Days

Day: 44.2 Hours

Environment

Temp: 162 °C

Axial Tilt: 110.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.19 AU - 1.45 AU

Year: 557 Days

Day: 23.6 Hours

Environment

Temp: -19 °C

Axial Tilt: 13.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 70,089,614 km

• M1: 170,093 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.49 AU - 1.49 AU

Year: 668 Days

Day: 28 Hours

Environment

Temp: -34 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.89 AU - 2.33 AU

Year: 1125 Days

Day: 29.6 Hours

Environment

Temp: -66 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.34 AU - 3.36 AU

Year: 1766 Days

Day: 23 Hours

Environment

Temp: -102 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,089,614 km

• M1: 2,567,249 km (0.104 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.37 AU - 3.81 AU

Year: 2497 Days

Day: 46.1 Hours

Environment

Temp: -123 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.75 AU - 4.91 AU

Year: 3308 Days

Day: 39.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.6

Radius: 10.2

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.09 AU - 7.11 AU

Year: 5531 Days

Day: 5.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 78.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,089,614 km

• M1: 128,505 km (0.094 R)
• M2: 625,768 km (0.068 R)
• M3: 1,361,341 km (0.081 R)
• M4: 4,950,493 km (0.038 R)
• M5: 5,861,394 km (0.089 R)
• M6: 6,783,067 km (0.063 R)
• M7: 8,049,413 km (0.078 R)
• M8: 8,605,318 km (0.116 R)
• M9: 13,342,484 km (0.113 R)
• M10: 24,112,334 km (0.091 R)
• M11: 26,865,234 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 350.6

Radius: 4.1

Gravity: 20.86 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 15.04 AU - 18.06 AU

Year: 24716 Days

Day: 21.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,089,614 km

• M1: 51,013 km (0.039 R)
• M2: 251,474 km (0.109 R)
• M3: 611,257 km (0.045 R)
• M4: 1,119,291 km (0.073 R)
• M5: 1,399,189 km (0.097 R)
• M6: 1,759,121 km (0.05 R)
• M7: 3,803,825 km (0.101 R)
• M8: 10,775,983 km (0.068 R)
• M9: 13,296,708 km (0.117 R)
• M10: 14,001,014 km (0.078 R)
• M11: 14,435,447 km (0.116 R)
• M12: 25,759,557 km (0.037 R)
• M13: 27,073,923 km (0.12 R)
• M14: 28,663,102 km (0.09 R)
• M15: 29,716,869 km (0.077 R)
• M16: 33,033,005 km (0.058 R)
• M17: 48,106,486 km (0.086 R)
• M18: 65,567,999 km (0.12 R)
• M19: 67,598,341 km (0.044 R)
• M20: 68,009,436 km (0.099 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 13,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit