🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.47 AU - 0.65 AU

Year: 124 Days

Day: 45.3 Hours

Environment

Temp: 341 °C

Axial Tilt: 22.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,131,555 km

• M1: 37,998 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.53 AU - 0.87 AU

Year: 174 Days

Day: 45.6 Hours

Environment

Temp: 353 °C

Axial Tilt: 45.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.73 AU - 2.85 AU

Year: 1027 Days

Day: 21.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 9.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 73,131,555 km

• M1: 79,287 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.04 AU - 5.78 AU

Year: 3223 Days

Day: 20.8 Hours

Environment

Temp: -91 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 6.19 AU - 6.77 AU

Year: 4887 Days

Day: 13.2 Hours

Environment

Temp: -98 °C

Axial Tilt: 42.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.81 AU - 8.27 AU

Year: 5534 Days

Day: 31 Hours

Environment

Temp: -107 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,131,555 km

• M1: 117,734 km (0.038 R)

Planet 7 - Gas Giant

Semi-Major Axis: 16.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.4

Radius: 12.5

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 14.12 AU - 18.68 AU

Year: 19676 Days

Day: 9.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,131,555 km

• M1: 200,312 km (0.077 R)
• M2: 680,072 km (0.048 R)
• M3: 1,102,536 km (0.106 R)
• M4: 1,498,223 km (0.05 R)
• M5: 2,047,995 km (0.055 R)
• M6: 2,660,598 km (0.119 R)
• M7: 3,733,364 km (0.086 R)
• M8: 4,551,216 km (0.105 R)
• M9: 5,296,213 km (0.092 R)
• M10: 5,757,573 km (0.064 R)
• M11: 7,398,512 km (0.077 R)
• M12: 8,899,727 km (0.1 R)
• M13: 9,778,914 km (0.111 R)
• M14: 10,357,409 km (0.067 R)
• M15: 11,968,727 km (0.057 R)
• M16: 15,683,093 km (0.066 R)
• M17: 16,883,167 km (0.111 R)
• M18: 18,402,932 km (0.094 R)
• M19: 22,202,418 km (0.078 R)
• M20: 23,508,857 km (0.056 R)
• M21: 25,079,185 km (0.113 R)
• M22: 26,274,472 km (0.081 R)
• M23: 27,393,614 km (0.032 R)
• M24: 28,544,471 km (0.112 R)
• M25: 29,967,595 km (0.077 R)
• M26: 30,574,214 km (0.114 R)
• M27: 33,083,569 km (0.066 R)
• M28: 34,256,416 km (0.097 R)
• M29: 39,515,380 km (0.09 R)
• M30: 40,098,512 km (0.051 R)
• M31: 45,448,132 km (0.065 R)
• M32: 47,059,750 km (0.1 R)
• M33: 50,226,438 km (0.119 R)
• M34: 57,912,627 km (0.093 R)
• M35: 64,720,078 km (0.105 R)
• M36: 68,629,968 km (0.085 R)

Kuiper Belt

Range: 37.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 554 - 12,033 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit