🌌 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: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.53 AU - 0.65 AU

Year: 159 Days

Day: 44.8 Hours

Environment

Temp: 241 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,604,865 km

• M1: 127,308 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.56 AU - 2.08 AU

Year: 859 Days

Day: 43 Hours

Environment

Temp: -51 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.91 AU - 2.95 AU

Year: 1325 Days

Day: 16.5 Hours

Environment

Temp: -81 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,604,865 km

• M1: 22,888 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.92 AU - 3.84 AU

Year: 2174 Days

Day: 24.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.11 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 16.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.3

Radius: 3.5

Gravity: 45.58 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 12.94 AU - 20.72 AU

Year: 24155 Days

Day: 23.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 80,604,865 km

• M1: 43,533 km (0.065 R)
• M2: 241,750 km (0.113 R)
• M3: 678,426 km (0.117 R)
• M4: 924,964 km (0.043 R)
• M5: 1,129,614 km (0.116 R)
• M6: 1,272,330 km (0.085 R)
• M7: 1,629,270 km (0.03 R)
• M8: 2,466,869 km (0.062 R)
• M9: 2,708,170 km (0.115 R)
• M10: 3,865,160 km (0.112 R)
• M11: 4,091,203 km (0.112 R)
• M12: 9,933,448 km (0.099 R)
• M13: 10,235,038 km (0.054 R)
• M14: 10,357,259 km (0.05 R)
• M15: 11,568,254 km (0.099 R)
• M16: 11,767,817 km (0.105 R)
• M17: 11,902,007 km (0.097 R)
• M18: 14,962,929 km (0.063 R)
• M19: 15,843,462 km (0.047 R)
• M20: 17,357,841 km (0.069 R)
• M21: 17,531,973 km (0.117 R)
• M22: 19,617,517 km (0.085 R)
• M23: 23,735,049 km (0.115 R)
• M24: 27,088,135 km (0.091 R)
• M25: 32,424,890 km (0.041 R)
• M26: 33,355,089 km (0.093 R)
• M27: 41,756,655 km (0.115 R)
• M28: 42,540,698 km (0.045 R)
• M29: 47,963,321 km (0.04 R)
• M30: 56,074,518 km (0.101 R)
• M31: 57,028,354 km (0.109 R)
• M32: 59,757,019 km (0.096 R)
• M33: 60,552,281 km (0.104 R)
• M34: 60,952,605 km (0.071 R)
• M35: 66,530,362 km (0.093 R)
• M36: 69,991,009 km (0.064 R)
• M37: 76,565,686 km (0.113 R)
• M38: 76,799,508 km (0.119 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 420 - 19,864 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit