🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.63 AU - 0.85 AU

Year: 236 Days

Day: 43.3 Hours

Environment

Temp: 99 °C

Axial Tilt: 19 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 70,856,115 km

• M1: 36,951 km (0.104 R)
• M2: 377,286 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.4 AU - 3.5 AU

Year: 1879 Days

Day: 47.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589

Radius: 13.1

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 7.97 AU - 10.85 AU

Year: 10705 Days

Day: 10.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 70,856,115 km

• M1: 165,455 km (0.1 R)
• M2: 932,743 km (0.092 R)
• M3: 1,408,314 km (0.085 R)
• M4: 1,871,170 km (0.115 R)
• M5: 2,750,656 km (0.068 R)
• M6: 3,415,170 km (0.089 R)
• M7: 4,129,948 km (0.073 R)
• M8: 4,581,734 km (0.035 R)
• M9: 5,387,169 km (0.111 R)
• M10: 6,655,759 km (0.049 R)
• M11: 10,899,551 km (0.116 R)
• M12: 11,437,206 km (0.095 R)
• M13: 16,748,529 km (0.095 R)
• M14: 18,883,889 km (0.089 R)
• M15: 20,947,442 km (0.085 R)
• M16: 21,864,327 km (0.076 R)
• M17: 29,355,441 km (0.033 R)
• M18: 34,931,701 km (0.072 R)
• M19: 35,396,801 km (0.102 R)
• M20: 37,177,913 km (0.084 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.5

Radius: 7.4

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 13.17 AU - 20.59 AU

Year: 25720 Days

Day: 18.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,856,115 km

• M1: 92,003 km (0.083 R)
• M2: 376,538 km (0.086 R)
• M3: 608,714 km (0.07 R)
• M4: 919,728 km (0.048 R)
• M5: 1,184,516 km (0.09 R)
• M6: 1,612,366 km (0.094 R)
• M7: 2,159,595 km (0.099 R)
• M8: 3,504,929 km (0.072 R)
• M9: 4,354,644 km (0.094 R)
• M10: 8,417,423 km (0.04 R)
• M11: 9,984,760 km (0.108 R)
• M12: 11,865,355 km (0.104 R)
• M13: 13,898,989 km (0.115 R)
• M14: 25,633,894 km (0.071 R)
• M15: 30,305,237 km (0.099 R)
• M16: 30,667,863 km (0.088 R)
• M17: 31,772,942 km (0.085 R)
• M18: 33,287,321 km (0.071 R)
• M19: 35,380,495 km (0.102 R)
• M20: 38,118,435 km (0.053 R)
• M21: 46,851,211 km (0.116 R)
• M22: 50,824,081 km (0.12 R)
• M23: 56,098,454 km (0.12 R)
• M24: 56,645,234 km (0.077 R)
• M25: 57,379,610 km (0.115 R)
• M26: 58,867,510 km (0.091 R)
• M27: 66,287,714 km (0.105 R)
• M28: 70,010,308 km (0.096 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 18,685 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit