🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.2

Radius: 13.1

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.81 AU - 1.09 AU

Year: 628 Days

Day: 8.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,403,395 km

• M1: 169,644 km (0.068 R)
• M2: 941,569 km (0.106 R)
• M3: 1,444,068 km (0.06 R)
• M4: 1,964,070 km (0.098 R)
• M5: 2,498,733 km (0.115 R)
• M6: 3,440,601 km (0.09 R)
• M7: 4,296,451 km (0.116 R)
• M8: 5,011,828 km (0.108 R)
• M9: 5,543,349 km (0.098 R)
• M10: 6,094,019 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.6

Radius: 8.7

Gravity: 6.81 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.43 AU - 2.23 AU

Year: 1679 Days

Day: 7.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,403,395 km

• M1: 113,694 km (0.108 R)
• M2: 467,194 km (0.04 R)
• M3: 888,911 km (0.071 R)
• M4: 1,389,315 km (0.095 R)
• M5: 2,012,839 km (0.07 R)
• M6: 2,784,016 km (0.12 R)
• M7: 3,909,591 km (0.065 R)
• M8: 4,210,432 km (0.111 R)
• M9: 4,939,572 km (0.096 R)
• M10: 6,047,195 km (0.11 R)
• M11: 6,524,113 km (0.043 R)
• M12: 7,077,326 km (0.065 R)
• M13: 7,418,708 km (0.075 R)
• M14: 7,881,713 km (0.033 R)
• M15: 12,648,799 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.7

Radius: 11.1

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.58 AU - 2.76 AU

Year: 2959 Days

Day: 6.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 159.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,403,395 km

• M1: 138,677 km (0.088 R)
• M2: 516,412 km (0.112 R)
• M3: 1,161,179 km (0.082 R)
• M4: 1,630,916 km (0.109 R)
• M5: 2,628,584 km (0.048 R)
• M6: 4,503,195 km (0.119 R)
• M7: 5,653,453 km (0.072 R)
• M8: 6,960,041 km (0.116 R)
• M9: 7,668,387 km (0.077 R)
• M10: 11,611,787 km (0.058 R)
• M11: 13,288,330 km (0.083 R)
• M12: 14,427,219 km (0.054 R)
• M13: 16,097,628 km (0.072 R)
• M14: 18,636,454 km (0.06 R)
• M15: 20,306,415 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453.9

Radius: 4.6

Gravity: 21.45 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 7.83 AU - 12.43 AU

Year: 21868 Days

Day: 19.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 70,403,395 km

• M1: 57,296 km (0.099 R)
• M2: 219,011 km (0.038 R)
• M3: 402,867 km (0.097 R)
• M4: 727,494 km (0.079 R)
• M5: 1,336,956 km (0.117 R)
• M6: 1,601,445 km (0.112 R)
• M7: 2,033,484 km (0.097 R)
• M8: 2,562,312 km (0.117 R)
• M9: 2,971,014 km (0.115 R)
• M10: 4,730,285 km (0.04 R)
• M11: 5,381,484 km (0.116 R)
• M12: 5,807,689 km (0.065 R)
• M13: 6,683,584 km (0.097 R)
• M14: 8,384,213 km (0.067 R)
• M15: 8,745,342 km (0.099 R)
• M16: 9,116,943 km (0.074 R)
• M17: 9,721,917 km (0.082 R)
• M18: 11,761,085 km (0.104 R)
• M19: 12,744,991 km (0.116 R)
• M20: 15,100,559 km (0.087 R)
• M21: 19,287,055 km (0.059 R)
• M22: 22,470,348 km (0.036 R)
• M23: 24,497,549 km (0.066 R)
• M24: 25,022,637 km (0.086 R)
• M25: 27,310,737 km (0.103 R)
• M26: 29,027,971 km (0.106 R)
• M27: 36,074,479 km (0.094 R)
• M28: 40,135,014 km (0.088 R)
• M29: 40,717,997 km (0.048 R)
• M30: 46,700,566 km (0.114 R)
• M31: 47,022,201 km (0.115 R)
• M32: 47,507,497 km (0.097 R)
• M33: 53,068,049 km (0.092 R)
• M34: 57,373,925 km (0.106 R)
• M35: 58,859,432 km (0.037 R)
• M36: 66,064,065 km (0.12 R)
• M37: 67,490,032 km (0.095 R)
• M38: 68,728,553 km (0.072 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 15,109 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit