🌌 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: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.2

Radius: 9.7

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.43 AU - 0.69 AU

Year: 279 Days

Day: 14.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 19,127,976 km

• M1: 120,576 km (0.112 R)
• M2: 467,493 km (0.101 R)
• M3: 919,429 km (0.101 R)
• M4: 1,796,371 km (0.083 R)
• M5: 2,252,495 km (0.114 R)
• M6: 2,757,388 km (0.113 R)
• M7: 3,315,986 km (0.096 R)
• M8: 3,913,630 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.1

Radius: 10.5

Gravity: 5.51 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.71 AU - 0.79 AU

Year: 433 Days

Day: 9.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 19,127,976 km

• M1: 130,599 km (0.088 R)
• M2: 504,594 km (0.104 R)
• M3: 836,701 km (0.108 R)
• M4: 1,168,808 km (0.073 R)
• M5: 1,504,655 km (0.072 R)
• M6: 1,836,912 km (0.115 R)
• M7: 2,227,363 km (0.107 R)
• M8: 2,693,061 km (0.074 R)
• M9: 3,268,564 km (0.115 R)
• M10: 4,015,356 km (0.109 R)
• M11: 5,272,727 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.4

Radius: 14.2

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.82 AU - 1.32 AU

Year: 738 Days

Day: 13.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 19,127,976 km

• M1: 178,021 km (0.113 R)
• M2: 623,225 km (0.066 R)
• M3: 1,313,021 km (0.097 R)
• M4: 2,222,725 km (0.034 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.5

Radius: 15

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.2 AU - 3.44 AU

Year: 4034 Days

Day: 13.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 105.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 19,127,976 km

• M1: 186,848 km (0.113 R)
• M2: 653,294 km (0.049 R)
• M3: 1,318,855 km (0.112 R)
• M4: 1,811,032 km (0.088 R)
• M5: 2,347,490 km (0.07 R)
• M6: 2,958,896 km (0.04 R)
• M7: 5,151,851 km (0.101 R)
• M8: 6,301,362 km (0.05 R)
• M9: 7,676,914 km (0.081 R)
• M10: 8,370,749 km (0.063 R)
• M11: 9,525,345 km (0.068 R)
• M12: 10,478,134 km (0.093 R)
• M13: 11,413,270 km (0.097 R)
• M14: 12,150,489 km (0.045 R)
• M15: 12,919,422 km (0.051 R)
• M16: 14,649,371 km (0.093 R)
• M17: 15,422,194 km (0.076 R)
• M18: 16,944,652 km (0.112 R)
• M19: 17,742,607 km (0.118 R)
• M20: 18,454,244 km (0.049 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 13,871 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit