🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.41 AU - 0.65 AU

Year: 147 Days

Day: 33.9 Hours

Environment

Temp: 166 °C

Axial Tilt: 49.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 67,948,009 km

• M1: 50,564 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.72 AU - 1.18 AU

Year: 353 Days

Day: 15.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 136 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.89 AU - 2.77 AU

Year: 1354 Days

Day: 47.8 Hours

Environment

Temp: -90 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.2

Radius: 10.5

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.56 AU - 10.1 AU

Year: 9155 Days

Day: 12.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 67,948,009 km

• M1: 130,599 km (0.079 R)
• M2: 809,324 km (0.088 R)
• M3: 2,421,242 km (0.114 R)
• M4: 4,414,633 km (0.11 R)
• M5: 5,306,536 km (0.052 R)
• M6: 6,923,689 km (0.115 R)
• M7: 15,039,672 km (0.094 R)
• M8: 15,706,430 km (0.038 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 492.5

Radius: 5.9

Gravity: 14.15 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 11.49 AU - 16.47 AU

Year: 19905 Days

Day: 20.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 67,948,009 km

• M1: 73,453 km (0.093 R)
• M2: 259,552 km (0.095 R)
• M3: 482,603 km (0.106 R)
• M4: 1,059,303 km (0.074 R)
• M5: 2,909,379 km (0.09 R)
• M6: 3,456,010 km (0.095 R)
• M7: 3,977,059 km (0.079 R)
• M8: 4,717,270 km (0.057 R)
• M9: 4,995,073 km (0.08 R)
• M10: 5,283,797 km (0.12 R)
• M11: 5,507,595 km (0.076 R)
• M12: 6,014,283 km (0.118 R)
• M13: 6,766,611 km (0.091 R)
• M14: 10,293,231 km (0.072 R)
• M15: 10,642,841 km (0.118 R)
• M16: 13,248,088 km (0.097 R)
• M17: 16,564,972 km (0.105 R)
• M18: 22,177,436 km (0.108 R)
• M19: 26,477,776 km (0.07 R)
• M20: 28,593,539 km (0.083 R)
• M21: 30,341,590 km (0.101 R)
• M22: 31,302,457 km (0.12 R)
• M23: 34,825,188 km (0.108 R)
• M24: 36,278,531 km (0.041 R)
• M25: 40,590,989 km (0.074 R)
• M26: 41,463,294 km (0.115 R)
• M27: 45,388,293 km (0.119 R)
• M28: 57,717,850 km (0.082 R)
• M29: 60,124,581 km (0.052 R)
• M30: 60,878,255 km (0.081 R)
• M31: 64,741,919 km (0.039 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 18,560 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit