🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.61 AU - 0.83 AU

Year: 233 Days

Day: 24.1 Hours

Environment

Temp: 148 °C

Axial Tilt: 12.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.79 AU - 1.23 AU

Year: 387 Days

Day: 32.5 Hours

Environment

Temp: -5 °C

Axial Tilt: 98.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.64 AU - 1.98 AU

Year: 927 Days

Day: 19.9 Hours

Environment

Temp: -77 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.4

Radius: 9.4

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.83 AU - 7.25 AU

Year: 5653 Days

Day: 11.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,464,938 km

• M1: 118,332 km (0.057 R)
• M2: 873,652 km (0.086 R)
• M3: 1,932,804 km (0.111 R)
• M4: 2,755,892 km (0.077 R)
• M5: 3,228,023 km (0.026 R)
• M6: 4,405,657 km (0.11 R)
• M7: 5,052,818 km (0.081 R)
• M8: 6,111,223 km (0.042 R)
• M9: 6,630,028 km (0.054 R)
• M10: 8,511,820 km (0.106 R)
• M11: 10,128,823 km (0.08 R)
• M12: 12,318,337 km (0.116 R)
• M13: 13,599,942 km (0.053 R)
• M14: 13,907,964 km (0.086 R)
• M15: 14,806,000 km (0.074 R)
• M16: 15,574,036 km (0.108 R)
• M17: 15,968,077 km (0.091 R)
• M18: 16,542,233 km (0.113 R)
• M19: 18,285,647 km (0.064 R)
• M20: 19,557,229 km (0.094 R)
• M21: 22,489,198 km (0.066 R)
• M22: 25,082,477 km (0.05 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 351

Radius: 4.6

Gravity: 16.59 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 12.71 AU - 18.83 AU

Year: 23848 Days

Day: 21.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 68,464,938 km

• M1: 65,823 km (0.109 R)
• M2: 218,114 km (0.111 R)
• M3: 795,561 km (0.079 R)
• M4: 1,026,690 km (0.067 R)
• M5: 1,511,088 km (0.102 R)
• M6: 1,674,299 km (0.09 R)
• M7: 2,175,003 km (0.088 R)
• M8: 2,583,256 km (0.102 R)
• M9: 4,534,611 km (0.118 R)
• M10: 4,806,580 km (0.112 R)
• M11: 5,198,077 km (0.056 R)
• M12: 6,332,478 km (0.11 R)
• M13: 6,586,345 km (0.119 R)
• M14: 6,759,281 km (0.116 R)
• M15: 8,659,622 km (0.085 R)
• M16: 9,731,491 km (0.114 R)
• M17: 11,688,680 km (0.118 R)
• M18: 12,135,230 km (0.085 R)
• M19: 12,926,902 km (0.117 R)
• M20: 14,833,227 km (0.081 R)
• M21: 16,047,214 km (0.115 R)
• M22: 20,448,084 km (0.075 R)
• M23: 21,283,289 km (0.062 R)
• M24: 23,521,124 km (0.055 R)
• M25: 37,499,698 km (0.115 R)
• M26: 38,051,714 km (0.076 R)
• M27: 42,365,369 km (0.099 R)
• M28: 48,445,326 km (0.07 R)
• M29: 48,608,387 km (0.109 R)
• M30: 50,259,649 km (0.107 R)
• M31: 58,338,682 km (0.081 R)
• M32: 68,464,962 km (0.116 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 470 - 12,289 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit