🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.9 AU - 1.44 AU

Year: 451 Days

Day: 24.8 Hours

Environment

Temp: 24 °C

Axial Tilt: 8.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.75 AU - 3.07 AU

Year: 1769 Days

Day: 47.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872

Radius: 11.4

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 11.53 AU - 13.39 AU

Year: 15677 Days

Day: 8.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 34,907,155 km

• M1: 142,118 km (0.035 R)
• M2: 516,711 km (0.095 R)
• M3: 1,443,769 km (0.08 R)
• M4: 1,848,132 km (0.069 R)
• M5: 2,455,948 km (0.11 R)
• M6: 3,090,393 km (0.114 R)
• M7: 3,543,974 km (0.069 R)
• M8: 5,821,751 km (0.107 R)
• M9: 6,602,652 km (0.113 R)
• M10: 7,086,002 km (0.087 R)
• M11: 8,423,557 km (0.034 R)
• M12: 10,676,202 km (0.072 R)
• M13: 11,281,475 km (0.081 R)
• M14: 12,760,698 km (0.088 R)
• M15: 13,167,006 km (0.117 R)
• M16: 17,059,543 km (0.116 R)
• M17: 18,482,518 km (0.045 R)
• M18: 19,090,932 km (0.114 R)
• M19: 20,996,660 km (0.052 R)
• M20: 24,345,857 km (0.081 R)
• M21: 25,715,575 km (0.108 R)
• M22: 26,914,153 km (0.084 R)
• M23: 29,422,610 km (0.081 R)
• M24: 31,097,657 km (0.09 R)
• M25: 35,031,483 km (0.068 R)
• M26: 37,877,433 km (0.053 R)
• M27: 39,571,030 km (0.11 R)
• M28: 43,108,721 km (0.088 R)
• M29: 50,637,533 km (0.106 R)
• M30: 51,829,080 km (0.093 R)
• M31: 59,749,539 km (0.085 R)
• M32: 61,079,763 km (0.105 R)
• M33: 63,209,888 km (0.085 R)

Planet 4 - Ice Giant

Semi-Major Axis: 13.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 85.2

Radius: 7.4

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 12.24 AU - 14.7 AU

Year: 17622 Days

Day: 16.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,907,155 km

• M1: 92,302 km (0.091 R)
• M2: 342,280 km (0.115 R)
• M3: 1,119,142 km (0.107 R)
• M4: 2,189,215 km (0.115 R)
• M5: 2,727,020 km (0.055 R)
• M6: 3,098,322 km (0.041 R)
• M7: 3,480,843 km (0.084 R)
• M8: 6,884,943 km (0.11 R)
• M9: 7,725,533 km (0.099 R)
• M10: 12,764,588 km (0.038 R)
• M11: 22,546,793 km (0.073 R)
• M12: 26,241,262 km (0.099 R)
• M13: 29,101,274 km (0.112 R)
• M14: 32,261,529 km (0.045 R)

Kuiper Belt

Range: 30.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 10,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit