🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.9

Radius: 13.1

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.42 AU - 0.68 AU

Year: 277 Days

Day: 5 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 13,689,236 km

• M1: 162,912 km (0.086 R)
• M2: 588,817 km (0.093 R)
• M3: 1,160,730 km (0.116 R)
• M4: 1,640,041 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.1

Radius: 14.6

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.43 AU - 0.71 AU

Year: 292 Days

Day: 9.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 13,689,236 km

• M1: 181,612 km (0.061 R)
• M2: 671,844 km (0.078 R)
• M3: 1,273,676 km (0.117 R)
• M4: 2,178,145 km (0.091 R)
• M5: 2,838,021 km (0.101 R)
• M6: 3,606,057 km (0.074 R)
• M7: 4,591,308 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.2

Radius: 14.9

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.45 AU - 1.63 AU

Year: 1296 Days

Day: 6.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 13,689,236 km

• M1: 185,352 km (0.119 R)
• M2: 1,066,483 km (0.103 R)
• M3: 1,681,330 km (0.109 R)
• M4: 2,346,891 km (0.078 R)
• M5: 4,232,423 km (0.117 R)
• M6: 4,749,583 km (0.1 R)
• M7: 8,077,387 km (0.108 R)
• M8: 9,120,234 km (0.112 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.5

Radius: 14.1

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.01 AU - 3.13 AU

Year: 3648 Days

Day: 5.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 13,689,236 km

• M1: 244,742 km (0.113 R)
• M2: 780,452 km (0.099 R)
• M3: 1,219,372 km (0.051 R)
• M4: 1,831,527 km (0.096 R)
• M5: 2,288,548 km (0.063 R)
• M6: 3,337,080 km (0.084 R)
• M7: 3,875,931 km (0.11 R)
• M8: 4,410,444 km (0.054 R)
• M9: 5,316,708 km (0.111 R)
• M10: 5,802,153 km (0.102 R)
• M11: 7,893,980 km (0.061 R)
• M12: 9,161,822 km (0.117 R)
• M13: 9,613,309 km (0.081 R)
• M14: 11,650,981 km (0.106 R)
• M15: 12,474,218 km (0.038 R)
• M16: 14,702,778 km (0.098 R)
• M17: 15,762,978 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.1

Radius: 9.5

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 4.51 AU - 5.83 AU

Year: 7973 Days

Day: 11.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 13,689,236 km

• M1: 264,639 km (0.067 R)
• M2: 1,219,821 km (0.111 R)
• M3: 1,724,564 km (0.071 R)
• M4: 2,919,552 km (0.114 R)
• M5: 5,225,902 km (0.119 R)
• M6: 5,684,569 km (0.043 R)
• M7: 6,410,867 km (0.091 R)
• M8: 9,024,043 km (0.043 R)
• M9: 9,525,046 km (0.071 R)
• M10: 11,753,606 km (0.085 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: 512 - 15,712 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit