🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.2

Radius: 9.9

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.6 AU - 0.74 AU

Year: 379 Days

Day: 5.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 43,478,778 km

• M1: 123,119 km (0.091 R)
• M2: 667,356 km (0.114 R)
• M3: 1,548,936 km (0.112 R)
• M4: 2,307,846 km (0.083 R)
• M5: 3,222,189 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 683.3

Radius: 11.6

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1 AU - 1.12 AU

Year: 753 Days

Day: 7.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,478,778 km

• M1: 144,212 km (0.11 R)
• M2: 520,002 km (0.088 R)
• M3: 1,611,319 km (0.068 R)
• M4: 2,004,013 km (0.075 R)
• M5: 2,493,497 km (0.1 R)
• M6: 2,987,918 km (0.105 R)
• M7: 3,424,744 km (0.092 R)
• M8: 4,574,404 km (0.101 R)
• M9: 5,051,172 km (0.117 R)
• M10: 5,926,170 km (0.098 R)
• M11: 6,472,950 km (0.068 R)
• M12: 6,834,379 km (0.092 R)
• M13: 8,194,672 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.6

Radius: 14.6

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 3.54 AU - 5.48 AU

Year: 6611 Days

Day: 11.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 43,478,778 km

• M1: 280,496 km (0.104 R)
• M2: 4,686,452 km (0.089 R)
• M3: 5,673,948 km (0.094 R)
• M4: 6,677,750 km (0.12 R)
• M5: 7,410,779 km (0.114 R)
• M6: 9,212,835 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.4

Radius: 14.1

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.41 AU - 5.59 AU

Year: 7717 Days

Day: 10.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 43,478,778 km

• M1: 176,077 km (0.081 R)
• M2: 843,882 km (0.084 R)
• M3: 1,321,248 km (0.054 R)
• M4: 1,907,522 km (0.084 R)
• M5: 2,368,733 km (0.082 R)
• M6: 2,864,500 km (0.034 R)
• M7: 3,315,388 km (0.096 R)
• M8: 4,121,421 km (0.073 R)
• M9: 4,671,194 km (0.117 R)
• M10: 5,238,768 km (0.108 R)
• M11: 6,021,613 km (0.115 R)
• M12: 6,994,149 km (0.105 R)
• M13: 7,861,966 km (0.09 R)
• M14: 9,528,936 km (0.116 R)
• M15: 12,967,592 km (0.078 R)
• M16: 15,413,667 km (0.1 R)
• M17: 20,099,222 km (0.095 R)
• M18: 21,525,638 km (0.119 R)
• M19: 22,680,982 km (0.081 R)
• M20: 28,592,641 km (0.098 R)
• M21: 29,085,865 km (0.113 R)
• M22: 33,023,132 km (0.117 R)
• M23: 35,685,226 km (0.106 R)
• M24: 38,847,725 km (0.081 R)
• M25: 40,065,003 km (0.113 R)
• M26: 42,832,414 km (0.099 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: 358 - 20,161 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit