🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954

Radius: 14.5

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.63 AU - 0.91 AU

Year: 458 Days

Day: 13.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,890,608 km

• M1: 180,265 km (0.105 R)
• M2: 647,160 km (0.093 R)
• M3: 1,302,997 km (0.104 R)
• M4: 2,187,869 km (0.107 R)
• M5: 2,996,146 km (0.119 R)
• M6: 3,572,098 km (0.039 R)
• M7: 4,366,762 km (0.092 R)
• M8: 5,445,811 km (0.086 R)
• M9: 6,598,014 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.9

Radius: 13.8

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.27 AU - 2.05 AU

Year: 1451 Days

Day: 12.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,890,608 km

• M1: 174,730 km (0.118 R)
• M2: 616,343 km (0.059 R)
• M3: 1,201,121 km (0.083 R)
• M4: 1,677,291 km (0.093 R)
• M5: 2,590,437 km (0.088 R)
• M6: 3,160,405 km (0.087 R)
• M7: 3,629,843 km (0.055 R)
• M8: 5,435,489 km (0.067 R)
• M9: 6,353,122 km (0.119 R)
• M10: 7,452,068 km (0.068 R)
• M11: 9,038,105 km (0.108 R)
• M12: 12,674,829 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.9

Radius: 13.4

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.66 AU - 2.86 AU

Year: 3110 Days

Day: 12.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,890,608 km

• M1: 170,392 km (0.102 R)
• M2: 875,896 km (0.071 R)
• M3: 1,512,584 km (0.101 R)
• M4: 2,787,308 km (0.094 R)
• M5: 3,449,876 km (0.105 R)
• M6: 4,024,632 km (0.111 R)
• M7: 5,600,495 km (0.108 R)
• M8: 9,066,080 km (0.09 R)
• M9: 9,510,984 km (0.097 R)
• M10: 15,471,412 km (0.06 R)
• M11: 16,054,694 km (0.111 R)
• M12: 16,817,942 km (0.069 R)
• M13: 19,253,994 km (0.089 R)
• M14: 21,456,823 km (0.05 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 826.4

Radius: 11.2

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.6 AU - 4.14 AU

Year: 5164 Days

Day: 11.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,890,608 km

• M1: 139,276 km (0.045 R)
• M2: 880,533 km (0.079 R)
• M3: 1,413,401 km (0.12 R)
• M4: 2,279,722 km (0.12 R)
• M5: 2,757,687 km (0.096 R)
• M6: 3,406,194 km (0.097 R)
• M7: 4,154,034 km (0.114 R)
• M8: 5,008,088 km (0.105 R)
• M9: 5,521,209 km (0.104 R)
• M10: 7,274,047 km (0.031 R)
• M11: 7,672,426 km (0.1 R)
• M12: 8,123,464 km (0.099 R)
• M13: 9,713,390 km (0.095 R)
• M14: 10,063,598 km (0.087 R)
• M15: 11,165,387 km (0.07 R)
• M16: 12,653,437 km (0.095 R)
• M17: 13,231,034 km (0.035 R)
• M18: 15,959,101 km (0.075 R)
• M19: 18,906,328 km (0.097 R)
• M20: 31,967,569 km (0.05 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.1

Radius: 11

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.57 AU - 5.35 AU

Year: 6388 Days

Day: 13.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,890,608 km

• M1: 136,732 km (0.047 R)
• M2: 831,615 km (0.063 R)
• M3: 1,584,690 km (0.11 R)
• M4: 2,051,286 km (0.039 R)
• M5: 2,762,923 km (0.077 R)
• M6: 4,881,977 km (0.116 R)
• M7: 6,204,272 km (0.074 R)
• M8: 7,751,862 km (0.119 R)
• M9: 8,444,650 km (0.038 R)
• M10: 9,178,278 km (0.061 R)
• M11: 9,878,247 km (0.106 R)
• M12: 11,593,685 km (0.113 R)
• M13: 12,947,995 km (0.069 R)
• M14: 18,320,354 km (0.081 R)
• M15: 20,031,454 km (0.038 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 876.1

Radius: 4.3

Gravity: 47.38 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.41 AU - 7.97 AU

Year: 11736 Days

Day: 23.2 Hours

Environment

Temp: -238 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 57,890,608 km

• M1: 59,091 km (0.068 R)
• M2: 482,304 km (0.1 R)
• M3: 935,735 km (0.075 R)
• M4: 1,406,519 km (0.1 R)
• M5: 1,553,424 km (0.12 R)
• M6: 1,793,230 km (0.061 R)
• M7: 1,966,464 km (0.094 R)
• M8: 2,554,533 km (0.071 R)
• M9: 5,323,889 km (0.098 R)
• M10: 6,096,712 km (0.116 R)
• M11: 6,611,029 km (0.059 R)
• M12: 8,811,165 km (0.115 R)
• M13: 8,959,865 km (0.094 R)
• M14: 12,236,507 km (0.11 R)
• M15: 12,608,857 km (0.115 R)
• M16: 12,924,807 km (0.08 R)
• M17: 17,216,172 km (0.071 R)
• M18: 18,888,826 km (0.058 R)
• M19: 20,406,047 km (0.105 R)
• M20: 21,641,127 km (0.12 R)
• M21: 24,551,255 km (0.107 R)
• M22: 25,442,559 km (0.107 R)
• M23: 26,048,729 km (0.114 R)
• M24: 28,569,453 km (0.077 R)
• M25: 29,004,783 km (0.086 R)
• M26: 29,224,094 km (0.076 R)
• M27: 30,676,839 km (0.074 R)
• M28: 34,579,249 km (0.036 R)
• M29: 39,066,138 km (0.062 R)
• M30: 39,737,234 km (0.104 R)
• M31: 40,826,904 km (0.101 R)
• M32: 42,498,511 km (0.06 R)
• M33: 43,351,069 km (0.096 R)
• M34: 43,781,762 km (0.072 R)
• M35: 47,481,467 km (0.111 R)
• M36: 48,862,704 km (0.106 R)
• M37: 49,329,000 km (0.12 R)
• M38: 50,270,569 km (0.114 R)
• M39: 55,495,275 km (0.059 R)
• M40: 56,172,804 km (0.088 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: 154 - 15,831 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit