🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.43 AU - 0.61 AU

Year: 141 Days

Day: 40.3 Hours

Environment

Temp: 196 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.49 AU - 0.61 AU

Year: 153 Days

Day: 13.7 Hours

Environment

Temp: 191 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.83 AU - 0.89 AU

Year: 299 Days

Day: 13.4 Hours

Environment

Temp: 160 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.77 AU - 1.05 AU

Year: 325 Days

Day: 14.1 Hours

Environment

Temp: 29 °C

Axial Tilt: 0.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.3 AU - 1.4 AU

Year: 588 Days

Day: 47 Hours

Environment

Temp: -42 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,567,998 km

• M1: 525,388 km (0.068 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.34 AU - 4.32 AU

Year: 2809 Days

Day: 12.1 Hours

Environment

Temp: -137 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,567,998 km

• M1: 34,108 km (0.045 R)

Asteroid Belt

Center: 5.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.5

Radius: 11.3

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.82 AU - 8.06 AU

Year: 6851 Days

Day: 12 Hours

Environment

Temp: -159 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 104,567,998 km

• M1: 140,472 km (0.101 R)
• M2: 531,521 km (0.1 R)
• M3: 1,263,055 km (0.097 R)
• M4: 1,641,986 km (0.08 R)
• M5: 2,201,931 km (0.1 R)
• M6: 2,813,487 km (0.061 R)
• M7: 3,451,672 km (0.04 R)
• M8: 4,020,742 km (0.106 R)
• M9: 4,550,318 km (0.115 R)
• M10: 6,328,289 km (0.057 R)
• M11: 9,080,890 km (0.117 R)
• M12: 9,447,704 km (0.098 R)
• M13: 11,015,340 km (0.085 R)
• M14: 11,764,975 km (0.112 R)
• M15: 12,152,433 km (0.069 R)
• M16: 13,576,156 km (0.099 R)
• M17: 16,874,341 km (0.117 R)
• M18: 19,237,239 km (0.088 R)
• M19: 26,382,033 km (0.049 R)
• M20: 26,796,419 km (0.082 R)
• M21: 28,065,608 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.3

Radius: 3.9

Gravity: 51.83 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 18.05 AU - 19.13 AU

Year: 30036 Days

Day: 18.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 104,567,998 km

• M1: 48,769 km (0.05 R)
• M2: 238,309 km (0.084 R)
• M3: 373,845 km (0.084 R)
• M4: 544,087 km (0.091 R)
• M5: 872,156 km (0.036 R)
• M6: 1,254,977 km (0.079 R)
• M7: 1,422,377 km (0.052 R)
• M8: 2,318,468 km (0.092 R)
• M9: 3,162,200 km (0.091 R)
• M10: 3,284,272 km (0.114 R)
• M11: 3,770,614 km (0.117 R)
• M12: 3,977,957 km (0.116 R)
• M13: 6,889,431 km (0.057 R)
• M14: 7,147,188 km (0.072 R)
• M15: 7,847,605 km (0.101 R)
• M16: 8,358,482 km (0.11 R)
• M17: 10,355,314 km (0.102 R)
• M18: 12,345,115 km (0.115 R)
• M19: 13,750,587 km (0.091 R)
• M20: 20,231,317 km (0.081 R)
• M21: 22,512,086 km (0.106 R)
• M22: 23,308,844 km (0.091 R)
• M23: 25,565,977 km (0.085 R)
• M24: 27,576,273 km (0.098 R)
• M25: 28,356,576 km (0.11 R)
• M26: 32,623,705 km (0.028 R)
• M27: 33,643,065 km (0.099 R)
• M28: 40,708,423 km (0.094 R)
• M29: 50,030,913 km (0.032 R)
• M30: 50,608,361 km (0.113 R)
• M31: 51,385,223 km (0.065 R)
• M32: 53,964,889 km (0.096 R)
• M33: 60,244,409 km (0.104 R)
• M34: 68,401,382 km (0.115 R)
• M35: 69,589,339 km (0.105 R)
• M36: 82,502,777 km (0.031 R)
• M37: 82,770,856 km (0.101 R)
• M38: 83,308,511 km (0.051 R)
• M39: 83,848,559 km (0.032 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 13,258 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit