🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.2

Radius: 11.4

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.49 AU - 0.77 AU

Year: 339 Days

Day: 12.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 55,122,291 km

• M1: 142,567 km (0.068 R)
• M2: 603,627 km (0.071 R)
• M3: 994,527 km (0.07 R)
• M4: 1,461,422 km (0.112 R)
• M5: 2,802,567 km (0.079 R)
• M6: 3,511,511 km (0.118 R)
• M7: 4,131,444 km (0.057 R)
• M8: 4,670,595 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.1

Radius: 13.9

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.13 AU - 1.57 AU

Year: 1064 Days

Day: 14.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,122,291 km

• M1: 172,935 km (0.117 R)
• M2: 664,215 km (0.063 R)
• M3: 1,141,881 km (0.111 R)
• M4: 1,579,305 km (0.049 R)
• M5: 3,036,238 km (0.119 R)
• M6: 3,549,060 km (0.073 R)
• M7: 4,839,491 km (0.112 R)
• M8: 6,105,987 km (0.057 R)
• M9: 7,345,255 km (0.106 R)
• M10: 8,799,048 km (0.1 R)
• M11: 9,566,335 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.4

Radius: 8.6

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.52 AU - 4.92 AU

Year: 5880 Days

Day: 6.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,122,291 km

• M1: 106,962 km (0.109 R)
• M2: 840,142 km (0.047 R)
• M3: 1,121,236 km (0.114 R)
• M4: 2,091,528 km (0.085 R)
• M5: 2,496,040 km (0.113 R)
• M6: 3,348,449 km (0.043 R)
• M7: 4,405,358 km (0.05 R)
• M8: 4,900,078 km (0.07 R)
• M9: 5,806,342 km (0.106 R)
• M10: 6,170,015 km (0.044 R)
• M11: 6,881,352 km (0.073 R)
• M12: 7,679,457 km (0.115 R)
• M13: 8,717,068 km (0.116 R)
• M14: 9,923,874 km (0.063 R)
• M15: 15,288,603 km (0.117 R)
• M16: 19,589,841 km (0.109 R)
• M17: 21,251,574 km (0.057 R)
• M18: 22,387,770 km (0.04 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 997.7

Radius: 5.5

Gravity: 32.98 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.77 AU - 6.43 AU

Year: 10218 Days

Day: 19.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,122,291 km

• M1: 88,113 km (0.094 R)
• M2: 277,354 km (0.056 R)
• M3: 515,514 km (0.091 R)
• M4: 738,265 km (0.082 R)
• M5: 1,383,481 km (0.093 R)
• M6: 1,855,612 km (0.047 R)
• M7: 2,064,899 km (0.117 R)
• M8: 3,752,812 km (0.11 R)
• M9: 4,176,473 km (0.078 R)
• M10: 6,950,167 km (0.083 R)
• M11: 7,809,458 km (0.084 R)
• M12: 8,593,650 km (0.067 R)
• M13: 10,534,682 km (0.097 R)
• M14: 14,432,903 km (0.072 R)
• M15: 15,539,180 km (0.058 R)
• M16: 16,775,307 km (0.093 R)
• M17: 17,000,003 km (0.096 R)
• M18: 24,045,464 km (0.103 R)
• M19: 24,427,088 km (0.035 R)
• M20: 24,812,602 km (0.095 R)
• M21: 25,300,441 km (0.08 R)
• M22: 25,695,080 km (0.114 R)
• M23: 29,110,100 km (0.082 R)
• M24: 33,521,592 km (0.044 R)
• M25: 43,078,203 km (0.098 R)
• M26: 43,499,770 km (0.107 R)
• M27: 46,234,419 km (0.034 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 14,307 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit