🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

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: 789.5

Radius: 11.1

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.99 AU - 1.17 AU

Year: 736 Days

Day: 5 Hours

Environment

Temp: -158 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 51,041,397 km

• M1: 138,677 km (0.097 R)
• M2: 540,198 km (0.101 R)
• M3: 1,833,621 km (0.113 R)
• M4: 2,300,666 km (0.049 R)
• M5: 3,449,727 km (0.111 R)
• M6: 5,588,827 km (0.084 R)
• M7: 5,979,876 km (0.071 R)
• M8: 7,636,074 km (0.068 R)
• M9: 8,621,475 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 924.3

Radius: 12.4

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.99 AU - 3.07 AU

Year: 2640 Days

Day: 12.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,041,397 km

• M1: 154,235 km (0.118 R)
• M2: 589,715 km (0.09 R)
• M3: 1,232,836 km (0.116 R)
• M4: 1,746,256 km (0.085 R)
• M5: 2,139,549 km (0.092 R)
• M6: 3,025,168 km (0.061 R)
• M7: 4,204,747 km (0.052 R)
• M8: 4,599,237 km (0.112 R)
• M9: 5,412,750 km (0.092 R)
• M10: 7,867,801 km (0.1 R)
• M11: 9,468,648 km (0.052 R)
• M12: 10,112,218 km (0.117 R)
• M13: 11,528,910 km (0.098 R)
• M14: 12,043,825 km (0.076 R)
• M15: 13,120,032 km (0.097 R)
• M16: 16,625,559 km (0.082 R)
• M17: 17,506,840 km (0.101 R)
• M18: 18,016,072 km (0.095 R)
• M19: 19,846,102 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.8

Radius: 14.7

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.91 AU - 3.77 AU

Year: 4004 Days

Day: 14.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 141.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,041,397 km

• M1: 183,557 km (0.062 R)
• M2: 647,310 km (0.11 R)
• M3: 1,229,545 km (0.067 R)
• M4: 1,713,793 km (0.104 R)
• M5: 2,208,813 km (0.115 R)
• M6: 2,960,093 km (0.067 R)
• M7: 3,790,361 km (0.117 R)
• M8: 4,572,459 km (0.108 R)
• M9: 6,305,700 km (0.074 R)
• M10: 6,841,111 km (0.097 R)
• M11: 8,670,393 km (0.088 R)
• M12: 11,255,594 km (0.103 R)
• M13: 11,810,004 km (0.117 R)
• M14: 13,174,636 km (0.094 R)
• M15: 15,641,505 km (0.115 R)
• M16: 16,449,931 km (0.054 R)
• M17: 19,632,477 km (0.1 R)
• M18: 20,985,888 km (0.093 R)
• M19: 23,353,724 km (0.109 R)
• M20: 24,486,778 km (0.116 R)
• M21: 28,022,673 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.1

Radius: 14.9

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 5.37 AU - 5.69 AU

Year: 8531 Days

Day: 7.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,041,397 km

• M1: 188,194 km (0.064 R)
• M2: 701,464 km (0.067 R)
• M3: 1,506,151 km (0.083 R)
• M4: 2,099,457 km (0.069 R)
• M5: 2,624,545 km (0.077 R)
• M6: 3,792,156 km (0.115 R)
• M7: 4,630,503 km (0.102 R)
• M8: 5,704,017 km (0.119 R)
• M9: 6,455,597 km (0.09 R)
• M10: 7,653,277 km (0.109 R)
• M11: 8,380,174 km (0.058 R)
• M12: 9,846,532 km (0.029 R)
• M13: 11,110,933 km (0.082 R)
• M14: 13,335,005 km (0.093 R)
• M15: 13,961,072 km (0.105 R)
• M16: 15,385,094 km (0.11 R)
• M17: 16,308,412 km (0.076 R)
• M18: 23,011,743 km (0.071 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935.8

Radius: 6.7

Gravity: 20.85 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.09 AU - 6.71 AU

Year: 9401 Days

Day: 24.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 51,041,397 km

• M1: 83,476 km (0.105 R)
• M2: 296,054 km (0.08 R)
• M3: 582,684 km (0.079 R)
• M4: 860,637 km (0.106 R)
• M5: 1,275,471 km (0.116 R)
• M6: 1,616,106 km (0.091 R)
• M7: 2,230,953 km (0.118 R)
• M8: 2,664,488 km (0.108 R)
• M9: 2,901,600 km (0.055 R)
• M10: 3,621,166 km (0.091 R)
• M11: 4,163,159 km (0.11 R)
• M12: 5,108,318 km (0.061 R)
• M13: 5,648,666 km (0.104 R)
• M14: 6,339,060 km (0.048 R)
• M15: 7,248,466 km (0.096 R)
• M16: 7,541,677 km (0.099 R)
• M17: 7,756,051 km (0.113 R)
• M18: 8,747,735 km (0.11 R)
• M19: 9,620,041 km (0.106 R)
• M20: 11,423,742 km (0.098 R)
• M21: 12,584,023 km (0.03 R)
• M22: 13,504,349 km (0.034 R)
• M23: 14,272,385 km (0.035 R)
• M24: 15,068,994 km (0.056 R)
• M25: 15,895,073 km (0.077 R)
• M26: 20,482,641 km (0.114 R)
• M27: 22,188,805 km (0.042 R)
• M28: 23,256,784 km (0.057 R)
• M29: 23,529,052 km (0.096 R)
• M30: 25,591,259 km (0.106 R)
• M31: 34,809,779 km (0.105 R)
• M32: 35,765,560 km (0.115 R)
• M33: 38,105,270 km (0.036 R)
• M34: 39,634,460 km (0.06 R)
• M35: 41,336,884 km (0.03 R)
• M36: 45,450,077 km (0.118 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 454 - 18,132 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit