🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459

Radius: 14.8

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.92 AU - 0.94 AU

Year: 619 Days

Day: 12 Hours

Environment

Temp: -164 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 34,100,943 km

• M1: 184,155 km (0.112 R)
• M2: 716,424 km (0.109 R)
• M3: 1,211,144 km (0.116 R)
• M4: 1,734,139 km (0.07 R)
• M5: 2,686,329 km (0.116 R)
• M6: 3,365,503 km (0.103 R)
• M7: 4,370,801 km (0.055 R)
• M8: 4,881,678 km (0.047 R)
• M9: 6,336,966 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.8

Radius: 10.1

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 2.11 AU - 2.35 AU

Year: 2299 Days

Day: 13.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,100,943 km

• M1: 125,662 km (0.099 R)
• M2: 473,328 km (0.113 R)
• M3: 800,797 km (0.114 R)
• M4: 1,184,666 km (0.07 R)
• M5: 1,627,774 km (0.111 R)
• M6: 1,996,982 km (0.069 R)
• M7: 2,458,342 km (0.065 R)
• M8: 2,921,048 km (0.08 R)
• M9: 3,410,831 km (0.096 R)
• M10: 4,142,664 km (0.118 R)
• M11: 4,686,452 km (0.044 R)
• M12: 5,175,338 km (0.103 R)
• M13: 5,784,950 km (0.042 R)
• M14: 7,022,124 km (0.086 R)
• M15: 7,350,791 km (0.082 R)
• M16: 8,287,423 km (0.112 R)
• M17: 9,453,239 km (0.054 R)
• M18: 10,075,566 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.5

Radius: 14.9

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.19 AU - 3.45 AU

Year: 4176 Days

Day: 10.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,100,943 km

• M1: 189,092 km (0.064 R)
• M2: 673,789 km (0.119 R)
• M3: 1,180,477 km (0.073 R)
• M4: 2,125,487 km (0.116 R)
• M5: 3,048,505 km (0.11 R)
• M6: 3,858,578 km (0.11 R)
• M7: 4,338,039 km (0.112 R)
• M8: 6,371,523 km (0.12 R)
• M9: 7,599,123 km (0.09 R)
• M10: 9,513,677 km (0.106 R)
• M11: 10,730,805 km (0.119 R)
• M12: 11,421,049 km (0.115 R)
• M13: 13,522,900 km (0.095 R)
• M14: 15,113,574 km (0.081 R)
• M15: 16,259,942 km (0.114 R)
• M16: 16,883,316 km (0.111 R)
• M17: 17,640,431 km (0.102 R)
• M18: 18,603,243 km (0.097 R)
• M19: 20,568,211 km (0.12 R)
• M20: 22,251,038 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 353.7

Radius: 11.8

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 5.08 AU - 5.46 AU

Year: 8351 Days

Day: 10 Hours

Environment

Temp: -216 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,100,943 km

• M1: 151,842 km (0.088 R)
• M2: 1,027,289 km (0.079 R)
• M3: 1,770,790 km (0.051 R)
• M4: 5,613,062 km (0.084 R)
• M5: 7,155,715 km (0.052 R)
• M6: 11,301,072 km (0.074 R)
• M7: 12,505,933 km (0.087 R)
• M8: 14,528,496 km (0.069 R)
• M9: 20,925,301 km (0.097 R)
• M10: 21,369,009 km (0.088 R)
• M11: 26,157,786 km (0.064 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: 533 - 16,801 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit