🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.43 AU - 0.71 AU

Year: 282 Days

Day: 47 Hours

Environment

Temp: -122 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 10,178,416 km

• M1: 42,187 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.64 AU - 0.64 AU

Year: 336 Days

Day: 35.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 10,178,416 km

• M1: 14,062 km (0.028 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.7

Radius: 8.1

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.84 AU - 1.04 AU

Year: 598 Days

Day: 8.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 10,178,416 km

• M1: 100,829 km (0.055 R)
• M2: 368,310 km (0.082 R)
• M3: 630,106 km (0.086 R)
• M4: 1,072,916 km (0.099 R)
• M5: 1,515,576 km (0.115 R)
• M6: 2,051,286 km (0.042 R)
• M7: 2,786,410 km (0.069 R)
• M8: 3,292,051 km (0.103 R)
• M9: 3,945,045 km (0.099 R)
• M10: 4,555,255 km (0.118 R)
• M11: 4,839,491 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.2

Radius: 8

Gravity: 15.46 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.91 AU - 1.27 AU

Year: 747 Days

Day: 13.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 10,178,416 km

• M1: 99,483 km (0.106 R)
• M2: 479,760 km (0.107 R)
• M3: 1,973,495 km (0.035 R)
• M4: 2,857,469 km (0.108 R)
• M5: 3,430,578 km (0.102 R)
• M6: 3,812,801 km (0.091 R)
• M7: 4,894,094 km (0.035 R)
• M8: 6,188,266 km (0.088 R)
• M9: 6,446,172 km (0.03 R)
• M10: 6,960,490 km (0.102 R)
• M11: 7,239,490 km (0.109 R)
• M12: 8,668,748 km (0.116 R)
• M13: 9,156,736 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.6

Radius: 14.4

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.92 AU - 1.42 AU

Year: 830 Days

Day: 14.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 10,178,416 km

• M1: 179,667 km (0.077 R)
• M2: 641,775 km (0.106 R)
• M3: 1,377,198 km (0.087 R)
• M4: 2,001,769 km (0.101 R)
• M5: 2,550,644 km (0.112 R)
• M6: 3,638,370 km (0.102 R)
• M7: 4,247,532 km (0.068 R)
• M8: 4,779,802 km (0.12 R)
• M9: 5,572,221 km (0.098 R)
• M10: 6,212,201 km (0.118 R)
• M11: 6,809,246 km (0.059 R)
• M12: 7,839,228 km (0.094 R)
• M13: 8,915,734 km (0.106 R)
• M14: 10,148,420 km (0.096 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 12,793 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit