🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.53 AU - 0.55 AU

Year: 150 Days

Day: 12.8 Hours

Environment

Temp: 145 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,744,325 km

• M1: 30,368 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.67 AU - 0.75 AU

Year: 227 Days

Day: 22.5 Hours

Environment

Temp: 99 °C

Axial Tilt: 79.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4.09 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.7

Radius: 9.1

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.66 AU - 8.28 AU

Year: 7733 Days

Day: 12.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 68,744,325 km

• M1: 113,246 km (0.077 R)
• M2: 411,095 km (0.093 R)
• M3: 1,113,457 km (0.098 R)
• M4: 2,055,026 km (0.067 R)
• M5: 2,857,918 km (0.108 R)
• M6: 4,395,335 km (0.059 R)
• M7: 5,342,738 km (0.098 R)
• M8: 5,946,815 km (0.098 R)
• M9: 6,420,591 km (0.079 R)
• M10: 12,096,185 km (0.116 R)
• M11: 16,094,936 km (0.109 R)
• M12: 17,352,605 km (0.049 R)
• M13: 18,603,393 km (0.056 R)
• M14: 20,062,421 km (0.095 R)
• M15: 20,743,390 km (0.119 R)
• M16: 21,361,379 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 391

Radius: 5.7

Gravity: 12.03 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 14.87 AU - 15.79 AU

Year: 22733 Days

Day: 22.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,744,325 km

• M1: 72,705 km (0.1 R)
• M2: 271,670 km (0.058 R)
• M3: 556,953 km (0.034 R)
• M4: 1,677,441 km (0.114 R)
• M5: 2,450,114 km (0.071 R)
• M6: 7,200,744 km (0.112 R)
• M7: 10,586,892 km (0.116 R)
• M8: 12,457,015 km (0.065 R)
• M9: 14,609,728 km (0.104 R)
• M10: 16,437,664 km (0.104 R)
• M11: 20,357,577 km (0.107 R)
• M12: 23,525,013 km (0.101 R)
• M13: 29,391,494 km (0.054 R)
• M14: 33,673,134 km (0.045 R)
• M15: 53,720,595 km (0.106 R)
• M16: 62,747,331 km (0.059 R)
• M17: 64,508,098 km (0.105 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 429 - 15,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit