🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 333.6

Radius: 12.4

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.58 AU - 0.66 AU

Year: 326 Days

Day: 7.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,277,574 km

• M1: 154,235 km (0.111 R)
• M2: 562,338 km (0.072 R)
• M3: 951,442 km (0.072 R)
• M4: 1,526,048 km (0.026 R)
• M5: 1,912,459 km (0.102 R)
• M6: 2,357,363 km (0.115 R)
• M7: 2,747,365 km (0.116 R)
• M8: 3,649,141 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.7

Radius: 14

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.63 AU - 0.67 AU

Year: 349 Days

Day: 11.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 69,277,574 km

• M1: 174,132 km (0.044 R)
• M2: 782,546 km (0.051 R)
• M3: 1,228,348 km (0.06 R)
• M4: 1,687,464 km (0.12 R)
• M5: 2,352,277 km (0.045 R)
• M6: 2,997,044 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 832.4

Radius: 12.6

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.58 AU - 0.9 AU

Year: 424 Days

Day: 8.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,277,574 km

• M1: 156,629 km (0.056 R)
• M2: 556,803 km (0.106 R)
• M3: 1,004,998 km (0.118 R)
• M4: 1,434,793 km (0.115 R)
• M5: 2,184,877 km (0.107 R)
• M6: 2,851,934 km (0.115 R)
• M7: 3,251,809 km (0.047 R)
• M8: 3,740,246 km (0.116 R)
• M9: 4,166,151 km (0.058 R)
• M10: 4,669,099 km (0.072 R)
• M11: 5,132,404 km (0.052 R)
• M12: 6,224,468 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.2

Radius: 14.5

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.27 AU - 2.45 AU

Year: 2418 Days

Day: 11 Hours

Environment

Temp: -207 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 69,277,574 km

• M1: 180,714 km (0.083 R)
• M2: 671,096 km (0.086 R)
• M3: 1,299,706 km (0.026 R)
• M4: 1,847,982 km (0.113 R)
• M5: 2,438,595 km (0.11 R)
• M6: 2,927,331 km (0.109 R)
• M7: 3,553,847 km (0.063 R)
• M8: 4,007,278 km (0.049 R)
• M9: 5,148,710 km (0.116 R)
• M10: 7,418,858 km (0.087 R)
• M11: 8,038,043 km (0.117 R)
• M12: 8,624,766 km (0.116 R)
• M13: 9,239,912 km (0.106 R)
• M14: 9,702,320 km (0.098 R)
• M15: 14,638,152 km (0.054 R)
• M16: 15,515,094 km (0.117 R)
• M17: 19,204,776 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891.5

Radius: 4.1

Gravity: 53.03 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.9 AU - 9.2 AU

Year: 15231 Days

Day: 20.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 69,277,574 km

• M1: 51,013 km (0.081 R)
• M2: 489,335 km (0.054 R)
• M3: 788,082 km (0.12 R)
• M4: 949,348 km (0.116 R)
• M5: 1,198,877 km (0.095 R)
• M6: 1,586,934 km (0.119 R)
• M7: 1,920,089 km (0.11 R)
• M8: 3,254,053 km (0.046 R)
• M9: 3,586,011 km (0.094 R)
• M10: 3,879,671 km (0.055 R)
• M11: 6,443,779 km (0.083 R)
• M12: 7,423,346 km (0.058 R)
• M13: 7,706,834 km (0.095 R)
• M14: 9,126,368 km (0.118 R)
• M15: 10,125,681 km (0.059 R)
• M16: 11,073,234 km (0.112 R)
• M17: 11,443,340 km (0.074 R)
• M18: 13,211,586 km (0.068 R)
• M19: 13,557,905 km (0.086 R)
• M20: 15,003,918 km (0.088 R)
• M21: 17,196,574 km (0.092 R)
• M22: 17,692,641 km (0.076 R)
• M23: 19,062,359 km (0.098 R)
• M24: 19,504,421 km (0.1 R)
• M25: 22,399,289 km (0.102 R)
• M26: 24,102,311 km (0.118 R)
• M27: 24,723,442 km (0.087 R)
• M28: 25,143,363 km (0.095 R)
• M29: 27,314,626 km (0.042 R)
• M30: 28,675,668 km (0.064 R)
• M31: 32,650,483 km (0.109 R)
• M32: 36,433,514 km (0.119 R)
• M33: 40,064,554 km (0.102 R)
• M34: 45,951,978 km (0.087 R)
• M35: 48,689,320 km (0.067 R)
• M36: 53,256,842 km (0.064 R)
• M37: 57,549,553 km (0.115 R)
• M38: 63,623,825 km (0.06 R)
• M39: 68,038,907 km (0.06 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 10,601 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit