🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.8

Radius: 8.3

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.06 AU - 1.1 AU

Year: 748 Days

Day: 6.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,767,841 km

• M1: 114,143 km (0.118 R)
• M2: 476,170 km (0.042 R)
• M3: 937,679 km (0.098 R)
• M4: 1,738,926 km (0.113 R)
• M5: 2,202,978 km (0.109 R)
• M6: 2,868,689 km (0.077 R)
• M7: 3,403,800 km (0.086 R)
• M8: 3,742,340 km (0.084 R)
• M9: 5,141,230 km (0.113 R)
• M10: 5,588,079 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 583.7

Radius: 11.9

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 3.09 AU - 3.23 AU

Year: 3746 Days

Day: 5.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,767,841 km

• M1: 151,094 km (0.09 R)
• M2: 528,080 km (0.1 R)
• M3: 1,086,679 km (0.114 R)
• M4: 1,627,475 km (0.114 R)
• M5: 2,174,255 km (0.11 R)
• M6: 2,615,569 km (0.118 R)
• M7: 3,602,167 km (0.099 R)
• M8: 4,009,672 km (0.071 R)
• M9: 5,216,627 km (0.074 R)
• M10: 5,686,664 km (0.042 R)
• M11: 6,213,398 km (0.042 R)
• M12: 6,682,088 km (0.106 R)
• M13: 7,142,700 km (0.073 R)
• M14: 8,618,034 km (0.116 R)
• M15: 9,053,514 km (0.091 R)
• M16: 13,039,250 km (0.073 R)
• M17: 14,356,608 km (0.108 R)
• M18: 16,468,930 km (0.09 R)
• M19: 16,971,280 km (0.038 R)
• M20: 18,540,263 km (0.083 R)
• M21: 21,039,445 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239

Radius: 10.5

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.8 AU - 4.34 AU

Year: 4498 Days

Day: 13.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,767,841 km

• M1: 131,197 km (0.105 R)
• M2: 522,246 km (0.056 R)
• M3: 1,160,131 km (0.108 R)
• M4: 1,609,523 km (0.081 R)
• M5: 1,972,149 km (0.078 R)
• M6: 2,460,137 km (0.061 R)
• M7: 3,212,165 km (0.086 R)
• M8: 4,488,535 km (0.089 R)
• M9: 5,485,455 km (0.111 R)
• M10: 6,023,109 km (0.109 R)
• M11: 7,414,968 km (0.106 R)
• M12: 9,833,367 km (0.043 R)
• M13: 10,206,614 km (0.077 R)
• M14: 11,021,025 km (0.04 R)
• M15: 11,587,701 km (0.069 R)
• M16: 12,259,097 km (0.062 R)
• M17: 13,405,016 km (0.088 R)
• M18: 16,476,261 km (0.089 R)
• M19: 16,950,187 km (0.038 R)
• M20: 19,458,195 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 646.8

Radius: 3.2

Gravity: 63.16 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.6 AU - 8.46 AU

Year: 12430 Days

Day: 19.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 178.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,767,841 km

• M1: 39,943 km (0.115 R)
• M2: 159,172 km (0.043 R)
• M3: 1,232,238 km (0.105 R)
• M4: 1,658,143 km (0.057 R)
• M5: 3,139,760 km (0.057 R)
• M6: 3,675,320 km (0.088 R)
• M7: 5,825,042 km (0.104 R)
• M8: 7,416,614 km (0.06 R)
• M9: 8,689,093 km (0.075 R)
• M10: 9,127,116 km (0.086 R)
• M11: 9,326,530 km (0.115 R)
• M12: 13,429,999 km (0.034 R)
• M13: 15,586,602 km (0.052 R)
• M14: 18,197,534 km (0.115 R)
• M15: 18,913,210 km (0.064 R)
• M16: 21,697,675 km (0.097 R)
• M17: 23,141,145 km (0.084 R)
• M18: 25,818,947 km (0.106 R)
• M19: 29,016,302 km (0.034 R)
• M20: 29,231,274 km (0.083 R)
• M21: 32,583,463 km (0.07 R)
• M22: 52,909,177 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 498.1

Radius: 6.6

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 7.37 AU - 8.93 AU

Year: 15516 Days

Day: 15.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,767,841 km

• M1: 82,129 km (0.093 R)
• M2: 370,554 km (0.067 R)
• M3: 679,773 km (0.073 R)
• M4: 1,016,218 km (0.108 R)
• M5: 1,417,440 km (0.07 R)
• M6: 1,734,887 km (0.066 R)
• M7: 1,990,100 km (0.11 R)
• M8: 2,212,253 km (0.113 R)
• M9: 3,027,861 km (0.106 R)
• M10: 3,399,761 km (0.081 R)
• M11: 3,637,173 km (0.117 R)
• M12: 4,116,335 km (0.097 R)
• M13: 4,325,473 km (0.053 R)
• M14: 5,063,290 km (0.082 R)
• M15: 8,381,819 km (0.114 R)
• M16: 10,597,214 km (0.095 R)
• M17: 11,048,700 km (0.092 R)
• M18: 11,630,935 km (0.079 R)
• M19: 15,062,710 km (0.113 R)
• M20: 15,489,364 km (0.095 R)
• M21: 16,366,755 km (0.082 R)
• M22: 25,605,172 km (0.102 R)
• M23: 27,142,290 km (0.101 R)
• M24: 28,739,995 km (0.116 R)
• M25: 30,852,317 km (0.03 R)
• M26: 31,540,317 km (0.084 R)
• M27: 33,786,529 km (0.092 R)
• M28: 39,259,418 km (0.066 R)
• M29: 39,527,497 km (0.055 R)
• M30: 47,994,886 km (0.079 R)
• M31: 54,209,481 km (0.107 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 12,410 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit