🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.68 AU - 0.7 AU

Year: 206 Days

Day: 40.7 Hours

Environment

Temp: 177 °C

Axial Tilt: 49.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,983,256 km

• M1: 41,738 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.27 AU - 1.85 AU

Year: 701 Days

Day: 17.1 Hours

Environment

Temp: -25 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 12.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.1

Radius: 12.1

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 12.02 AU - 12.52 AU

Year: 15468 Days

Day: 11.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,983,256 km

• M1: 150,495 km (0.11 R)
• M2: 782,247 km (0.071 R)
• M3: 1,184,217 km (0.093 R)
• M4: 2,196,546 km (0.05 R)
• M5: 3,147,390 km (0.12 R)
• M6: 3,650,637 km (0.114 R)
• M7: 4,134,586 km (0.096 R)
• M8: 5,462,117 km (0.105 R)
• M9: 6,129,025 km (0.063 R)
• M10: 6,952,262 km (0.101 R)
• M11: 8,304,028 km (0.062 R)
• M12: 9,270,281 km (0.076 R)
• M13: 10,131,516 km (0.091 R)
• M14: 10,719,286 km (0.095 R)
• M15: 14,566,195 km (0.081 R)
• M16: 15,729,767 km (0.101 R)
• M17: 18,640,044 km (0.103 R)
• M18: 21,668,952 km (0.055 R)
• M19: 27,105,788 km (0.059 R)
• M20: 29,314,301 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 165.9

Radius: 4.1

Gravity: 9.87 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 14.06 AU - 16.02 AU

Year: 20991 Days

Day: 18.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,983,256 km

• M1: 70,012 km (0.109 R)
• M2: 408,253 km (0.083 R)
• M3: 686,056 km (0.081 R)
• M4: 1,159,982 km (0.089 R)
• M5: 1,537,118 km (0.092 R)
• M6: 2,489,608 km (0.089 R)
• M7: 6,167,471 km (0.057 R)
• M8: 7,885,154 km (0.092 R)
• M9: 10,994,546 km (0.106 R)
• M10: 12,112,341 km (0.083 R)
• M11: 12,461,951 km (0.091 R)
• M12: 13,801,451 km (0.101 R)
• M13: 15,301,469 km (0.109 R)
• M14: 15,916,914 km (0.12 R)
• M15: 19,879,463 km (0.09 R)
• M16: 20,447,486 km (0.05 R)
• M17: 25,104,318 km (0.093 R)
• M18: 26,055,611 km (0.067 R)
• M19: 27,527,205 km (0.115 R)
• M20: 34,663,173 km (0.09 R)
• M21: 35,013,980 km (0.095 R)
• M22: 36,080,463 km (0.098 R)
• M23: 36,682,295 km (0.091 R)
• M24: 37,659,170 km (0.117 R)
• M25: 41,083,764 km (0.062 R)
• M26: 44,434,457 km (0.108 R)
• M27: 46,814,110 km (0.115 R)
• M28: 48,107,683 km (0.116 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 12,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit