🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.4

Radius: 12.7

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.41 AU - 0.63 AU

Year: 254 Days

Day: 10.2 Hours

Environment

Temp: -138 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 48,181,728 km

• M1: 158,574 km (0.115 R)
• M2: 568,173 km (0.107 R)
• M3: 971,937 km (0.107 R)
• M4: 1,393,055 km (0.072 R)
• M5: 2,168,122 km (0.107 R)
• M6: 2,684,085 km (0.11 R)
• M7: 3,252,707 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.9

Radius: 14.9

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.92 AU - 2.44 AU

Year: 2183 Days

Day: 9.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,181,728 km

• M1: 185,352 km (0.057 R)
• M2: 800,199 km (0.057 R)
• M3: 1,310,328 km (0.052 R)
• M4: 1,913,656 km (0.067 R)
• M5: 2,432,461 km (0.107 R)
• M6: 3,157,712 km (0.073 R)
• M7: 3,777,645 km (0.084 R)
• M8: 4,718,167 km (0.104 R)
• M9: 5,204,211 km (0.072 R)
• M10: 5,745,157 km (0.092 R)
• M11: 7,650,734 km (0.118 R)
• M12: 8,241,945 km (0.107 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.4

Radius: 7.5

Gravity: 15.06 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 6.09 AU - 8.13 AU

Year: 12859 Days

Day: 20.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 48,181,728 km

• M1: 93,349 km (0.067 R)
• M2: 351,555 km (0.101 R)
• M3: 697,126 km (0.031 R)
• M4: 954,285 km (0.028 R)
• M5: 1,903,184 km (0.118 R)
• M6: 2,523,417 km (0.03 R)
• M7: 3,479,796 km (0.037 R)
• M8: 4,219,408 km (0.106 R)
• M9: 6,522,318 km (0.111 R)
• M10: 7,417,212 km (0.067 R)
• M11: 8,247,331 km (0.113 R)
• M12: 9,927,763 km (0.078 R)
• M13: 10,479,181 km (0.066 R)
• M14: 17,243,698 km (0.092 R)
• M15: 20,842,125 km (0.119 R)
• M16: 21,653,993 km (0.058 R)
• M17: 22,958,486 km (0.063 R)
• M18: 23,436,750 km (0.094 R)
• M19: 28,045,412 km (0.109 R)
• M20: 28,372,583 km (0.06 R)
• M21: 30,046,583 km (0.039 R)
• M22: 31,667,476 km (0.079 R)
• M23: 32,022,172 km (0.108 R)
• M24: 33,467,886 km (0.069 R)
• M25: 40,792,647 km (0.049 R)
• M26: 43,356,455 km (0.081 R)
• M27: 46,633,396 km (0.078 R)
• M28: 52,180,934 km (0.099 R)
• M29: 59,220,112 km (0.077 R)
• M30: 60,481,970 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.9

Radius: 5.3

Gravity: 11.57 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 6.15 AU - 9.35 AU

Year: 14633 Days

Day: 22.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 48,181,728 km

• M1: 65,973 km (0.1 R)
• M2: 245,041 km (0.061 R)
• M3: 511,475 km (0.114 R)
• M4: 826,827 km (0.065 R)
• M5: 2,146,580 km (0.083 R)
• M6: 2,854,776 km (0.117 R)
• M7: 4,334,598 km (0.109 R)
• M8: 4,749,284 km (0.077 R)
• M9: 5,623,384 km (0.101 R)
• M10: 5,901,786 km (0.111 R)
• M11: 6,715,000 km (0.083 R)
• M12: 6,949,120 km (0.078 R)
• M13: 7,188,776 km (0.053 R)
• M14: 8,515,859 km (0.079 R)
• M15: 11,149,230 km (0.092 R)
• M16: 11,588,898 km (0.084 R)
• M17: 14,215,837 km (0.114 R)
• M18: 17,579,844 km (0.038 R)
• M19: 20,773,460 km (0.097 R)
• M20: 26,305,290 km (0.096 R)
• M21: 28,178,853 km (0.095 R)
• M22: 29,719,412 km (0.048 R)
• M23: 41,842,524 km (0.106 R)
• M24: 43,438,883 km (0.095 R)
• M25: 44,662,444 km (0.089 R)
• M26: 45,352,090 km (0.083 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 14,277 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit