🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.48 AU - 0.72 AU

Year: 171 Days

Day: 13.7 Hours

Environment

Temp: 155 °C

Axial Tilt: 29.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.28 AU - 1.6 AU

Year: 638 Days

Day: 19.3 Hours

Environment

Temp: -31 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.12 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.7

Radius: 9

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.93 AU - 5.67 AU

Year: 3880 Days

Day: 6 Hours

Environment

Temp: -140 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 18,992,895 km

• M1: 111,899 km (0.085 R)
• M2: 490,382 km (0.116 R)
• M3: 880,084 km (0.113 R)
• M4: 1,409,960 km (0.04 R)
• M5: 1,885,382 km (0.044 R)
• M6: 2,403,290 km (0.038 R)
• M7: 4,829,019 km (0.116 R)
• M8: 5,364,879 km (0.09 R)
• M9: 5,661,083 km (0.052 R)
• M10: 5,968,357 km (0.118 R)
• M11: 7,180,698 km (0.074 R)
• M12: 10,085,140 km (0.11 R)
• M13: 11,977,404 km (0.076 R)
• M14: 12,720,756 km (0.117 R)
• M15: 13,593,360 km (0.074 R)
• M16: 15,729,319 km (0.119 R)
• M17: 16,282,382 km (0.06 R)
• M18: 19,686,033 km (0.111 R)
• M19: 20,069,901 km (0.105 R)
• M20: 22,064,190 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100

Radius: 11.6

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.1 AU - 8.48 AU

Year: 6528 Days

Day: 6.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 18,992,895 km

• M1: 151,243 km (0.054 R)
• M2: 575,952 km (0.09 R)
• M3: 1,663,828 km (0.077 R)
• M4: 2,629,931 km (0.071 R)
• M5: 3,507,920 km (0.089 R)
• M6: 3,937,117 km (0.112 R)
• M7: 4,464,748 km (0.118 R)
• M8: 5,514,028 km (0.056 R)
• M9: 7,906,696 km (0.057 R)
• M10: 8,682,361 km (0.05 R)
• M11: 10,766,559 km (0.115 R)
• M12: 11,196,653 km (0.034 R)
• M13: 12,174,873 km (0.09 R)
• M14: 13,032,966 km (0.088 R)
• M15: 14,254,583 km (0.12 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 13,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit