🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.2

Radius: 11.3

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.51 AU - 0.63 AU

Year: 292 Days

Day: 12.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 45,623,850 km

• M1: 141,071 km (0.091 R)
• M2: 505,342 km (0.054 R)
• M3: 919,429 km (0.099 R)
• M4: 1,313,021 km (0.086 R)
• M5: 1,728,753 km (0.114 R)
• M6: 2,081,355 km (0.108 R)
• M7: 2,697,848 km (0.089 R)
• M8: 3,349,646 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829

Radius: 11.9

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.53 AU - 0.65 AU

Year: 307 Days

Day: 6.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,623,850 km

• M1: 148,551 km (0.119 R)
• M2: 548,426 km (0.086 R)
• M3: 966,103 km (0.115 R)
• M4: 1,346,979 km (0.108 R)
• M5: 1,766,900 km (0.112 R)
• M6: 2,638,458 km (0.076 R)
• M7: 3,274,398 km (0.081 R)
• M8: 3,972,871 km (0.06 R)
• M9: 4,438,120 km (0.099 R)
• M10: 4,954,083 km (0.071 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 790.2

Radius: 6.5

Gravity: 18.7 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 8.26 AU - 11.56 AU

Year: 21159 Days

Day: 18.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 45,623,850 km

• M1: 86,916 km (0.107 R)
• M2: 389,104 km (0.069 R)
• M3: 1,283,251 km (0.1 R)
• M4: 2,338,215 km (0.111 R)
• M5: 2,793,142 km (0.045 R)
• M6: 3,539,336 km (0.113 R)
• M7: 4,239,604 km (0.085 R)
• M8: 4,586,970 km (0.051 R)
• M9: 4,804,485 km (0.118 R)
• M10: 5,538,861 km (0.068 R)
• M11: 7,523,427 km (0.113 R)
• M12: 7,826,512 km (0.093 R)
• M13: 8,243,291 km (0.061 R)
• M14: 8,895,987 km (0.073 R)
• M15: 9,523,999 km (0.055 R)
• M16: 10,489,803 km (0.09 R)
• M17: 11,190,519 km (0.116 R)
• M18: 14,930,915 km (0.117 R)
• M19: 16,567,515 km (0.108 R)
• M20: 17,516,714 km (0.059 R)
• M21: 21,375,142 km (0.071 R)
• M22: 22,603,341 km (0.086 R)
• M23: 24,203,888 km (0.062 R)
• M24: 32,149,031 km (0.064 R)
• M25: 40,428,376 km (0.068 R)
• M26: 41,671,384 km (0.069 R)
• M27: 41,985,989 km (0.103 R)
• M28: 44,560,867 km (0.09 R)
• M29: 46,222,451 km (0.05 R)
• M30: 54,025,775 km (0.092 R)
• M31: 63,907,313 km (0.105 R)
• M32: 66,445,989 km (0.112 R)
• M33: 76,564,639 km (0.082 R)
• M34: 79,910,395 km (0.05 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125

Radius: 5

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 8.7 AU - 11.48 AU

Year: 21738 Days

Day: 16.2 Hours

Environment

Temp: -243 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,623,850 km

• M1: 82,129 km (0.077 R)
• M2: 844,630 km (0.117 R)
• M3: 1,127,968 km (0.109 R)
• M4: 3,111,337 km (0.108 R)
• M5: 7,196,705 km (0.105 R)
• M6: 10,403,784 km (0.067 R)
• M7: 10,973,453 km (0.109 R)
• M8: 13,460,966 km (0.056 R)
• M9: 14,136,849 km (0.098 R)
• M10: 14,451,454 km (0.096 R)
• M11: 15,824,164 km (0.073 R)
• M12: 26,682,875 km (0.112 R)
• M13: 26,970,402 km (0.096 R)
• M14: 29,550,367 km (0.092 R)
• M15: 31,965,624 km (0.095 R)
• M16: 39,002,409 km (0.118 R)
• M17: 42,291,468 km (0.062 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 276 - 10,702 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit