🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.9

Radius: 13.2

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.7 AU - 1.1 AU

Year: 560 Days

Day: 11.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,000,800 km

• M1: 164,258 km (0.045 R)
• M2: 865,124 km (0.098 R)
• M3: 1,552,228 km (0.11 R)
• M4: 2,304,406 km (0.116 R)
• M5: 3,264,525 km (0.093 R)
• M6: 4,019,545 km (0.087 R)
• M7: 4,535,508 km (0.071 R)
• M8: 5,160,678 km (0.061 R)

Planet 2 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 235

Radius: 5.8

Gravity: 6.99 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.82 AU - 8.54 AU

Year: 13962 Days

Day: 24.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,000,800 km

• M1: 72,256 km (0.071 R)
• M2: 354,697 km (0.086 R)
• M3: 695,032 km (0.103 R)
• M4: 1,146,368 km (0.099 R)
• M5: 1,992,045 km (0.099 R)
• M6: 3,564,319 km (0.084 R)
• M7: 4,642,321 km (0.076 R)
• M8: 5,302,796 km (0.056 R)
• M9: 5,525,547 km (0.083 R)
• M10: 7,420,802 km (0.104 R)
• M11: 8,666,205 km (0.073 R)
• M12: 9,201,316 km (0.096 R)
• M13: 10,436,097 km (0.09 R)
• M14: 11,670,279 km (0.099 R)
• M15: 15,952,519 km (0.068 R)
• M16: 16,552,107 km (0.101 R)
• M17: 16,755,261 km (0.101 R)
• M18: 20,082,916 km (0.032 R)
• M19: 25,319,440 km (0.072 R)
• M20: 25,770,328 km (0.087 R)
• M21: 32,869,495 km (0.091 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 599.5

Radius: 8

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 8.8 AU - 8.9 AU

Year: 17271 Days

Day: 24.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 66,000,800 km

• M1: 99,632 km (0.1 R)
• M2: 390,151 km (0.064 R)
• M3: 976,724 km (0.055 R)
• M4: 2,062,805 km (0.111 R)
• M5: 2,489,309 km (0.025 R)
• M6: 3,123,155 km (0.09 R)
• M7: 3,860,223 km (0.032 R)
• M8: 5,194,188 km (0.067 R)
• M9: 7,947,985 km (0.119 R)
• M10: 9,153,595 km (0.098 R)
• M11: 9,800,007 km (0.115 R)
• M12: 10,592,277 km (0.086 R)
• M13: 10,944,580 km (0.081 R)
• M14: 11,734,906 km (0.094 R)
• M15: 15,958,054 km (0.104 R)
• M16: 16,499,598 km (0.111 R)
• M17: 17,701,018 km (0.093 R)
• M18: 19,655,066 km (0.098 R)
• M19: 26,266,544 km (0.093 R)
• M20: 29,719,113 km (0.078 R)
• M21: 34,094,701 km (0.105 R)
• M22: 35,382,290 km (0.049 R)
• M23: 36,568,452 km (0.066 R)
• M24: 38,054,108 km (0.048 R)
• M25: 39,299,061 km (0.097 R)
• M26: 39,720,179 km (0.069 R)
• M27: 41,001,186 km (0.114 R)
• M28: 42,603,978 km (0.084 R)
• M29: 46,089,608 km (0.116 R)
• M30: 46,871,706 km (0.09 R)
• M31: 47,981,572 km (0.103 R)
• M32: 51,248,939 km (0.087 R)
• M33: 64,043,447 km (0.048 R)
• M34: 64,626,579 km (0.087 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 488 - 16,637 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit