🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.49 AU - 0.69 AU

Year: 174 Days

Day: 15.8 Hours

Environment

Temp: 200 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 69,753,684 km

• M1: 43,084 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.54 AU - 0.82 AU

Year: 216 Days

Day: 35.5 Hours

Environment

Temp: 91 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.63 AU - 0.91 AU

Year: 260 Days

Day: 19.3 Hours

Environment

Temp: 113 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.54 AU - 1.66 AU

Year: 779 Days

Day: 24.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,753,684 km

• M1: 427,551 km (0.069 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.68 AU - 2.24 AU

Year: 1056 Days

Day: 37.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.99 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.1

Radius: 5.2

Gravity: 30.4 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 10.35 AU - 13.67 AU

Year: 16024 Days

Day: 24 Hours

Environment

Temp: -196 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 69,753,684 km

• M1: 74,500 km (0.066 R)
• M2: 264,190 km (0.115 R)
• M3: 597,494 km (0.045 R)
• M4: 1,421,180 km (0.092 R)
• M5: 1,594,414 km (0.089 R)
• M6: 1,799,662 km (0.1 R)
• M7: 2,242,921 km (0.103 R)
• M8: 2,413,014 km (0.091 R)
• M9: 2,638,009 km (0.075 R)
• M10: 2,901,600 km (0.084 R)
• M11: 3,130,036 km (0.074 R)
• M12: 4,659,974 km (0.067 R)
• M13: 5,154,395 km (0.11 R)
• M14: 5,800,957 km (0.057 R)
• M15: 7,071,491 km (0.102 R)
• M16: 8,313,752 km (0.058 R)
• M17: 9,093,157 km (0.059 R)
• M18: 9,418,233 km (0.09 R)
• M19: 9,750,939 km (0.111 R)
• M20: 11,222,084 km (0.086 R)
• M21: 17,573,262 km (0.09 R)
• M22: 19,828,001 km (0.089 R)
• M23: 23,459,489 km (0.039 R)
• M24: 24,796,894 km (0.053 R)
• M25: 27,286,502 km (0.056 R)
• M26: 30,656,493 km (0.102 R)
• M27: 31,509,650 km (0.105 R)
• M28: 32,128,536 km (0.034 R)
• M29: 32,378,365 km (0.067 R)
• M30: 34,424,116 km (0.116 R)
• M31: 37,651,690 km (0.105 R)
• M32: 39,338,555 km (0.034 R)
• M33: 43,165,269 km (0.088 R)
• M34: 46,590,910 km (0.061 R)
• M35: 56,119,547 km (0.1 R)
• M36: 60,003,108 km (0.074 R)
• M37: 60,382,189 km (0.116 R)
• M38: 64,656,649 km (0.083 R)
• M39: 67,889,010 km (0.096 R)
• M40: 68,300,404 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 16,173 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit