🌌 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: 273.4

Radius: 11.3

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.4 AU - 0.64 AU

Year: 259 Days

Day: 6.1 Hours

Environment

Temp: -132 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 84,257,804 km

• M1: 141,220 km (0.031 R)
• M2: 612,454 km (0.048 R)
• M3: 995,574 km (0.087 R)
• M4: 1,496,727 km (0.117 R)
• M5: 2,008,800 km (0.104 R)
• M6: 2,814,086 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.4

Radius: 11.9

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.64 AU - 0.98 AU

Year: 503 Days

Day: 5.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 84,257,804 km

• M1: 148,401 km (0.062 R)
• M2: 525,089 km (0.1 R)
• M3: 1,166,564 km (0.074 R)
• M4: 1,646,025 km (0.034 R)
• M5: 2,164,382 km (0.08 R)
• M6: 2,620,655 km (0.105 R)
• M7: 3,260,336 km (0.081 R)
• M8: 3,960,304 km (0.066 R)
• M9: 5,484,557 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.2

Radius: 13.4

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.33 AU - 6.43 AU

Year: 8614 Days

Day: 13.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,257,804 km

• M1: 169,046 km (0.114 R)
• M2: 1,013,376 km (0.108 R)
• M3: 3,120,312 km (0.115 R)
• M4: 4,253,965 km (0.119 R)
• M5: 6,079,957 km (0.119 R)
• M6: 6,940,593 km (0.105 R)
• M7: 7,758,894 km (0.112 R)
• M8: 8,424,754 km (0.074 R)
• M9: 13,901,233 km (0.088 R)
• M10: 15,074,379 km (0.088 R)
• M11: 18,331,424 km (0.115 R)
• M12: 21,302,438 km (0.104 R)
• M13: 21,949,448 km (0.072 R)
• M14: 25,744,896 km (0.092 R)
• M15: 30,058,251 km (0.047 R)
• M16: 35,054,222 km (0.103 R)
• M17: 37,925,155 km (0.057 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.2

Radius: 6.3

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.71 AU - 7.37 AU

Year: 11545 Days

Day: 24.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 84,257,804 km

• M1: 78,988 km (0.095 R)
• M2: 370,853 km (0.062 R)
• M3: 693,835 km (0.073 R)
• M4: 1,615,956 km (0.094 R)
• M5: 1,928,167 km (0.116 R)
• M6: 3,154,869 km (0.09 R)
• M7: 3,415,918 km (0.098 R)
• M8: 3,644,503 km (0.096 R)
• M9: 3,858,877 km (0.064 R)
• M10: 5,988,403 km (0.032 R)
• M11: 6,597,116 km (0.076 R)
• M12: 9,097,196 km (0.043 R)
• M13: 9,315,759 km (0.068 R)
• M14: 9,946,314 km (0.103 R)
• M15: 10,178,340 km (0.075 R)
• M16: 10,653,164 km (0.099 R)
• M17: 11,595,929 km (0.096 R)
• M18: 12,009,119 km (0.114 R)
• M19: 12,485,588 km (0.118 R)
• M20: 13,251,679 km (0.095 R)
• M21: 13,646,318 km (0.109 R)
• M22: 15,426,832 km (0.086 R)
• M23: 18,588,732 km (0.084 R)
• M24: 20,997,108 km (0.109 R)
• M25: 22,474,238 km (0.083 R)
• M26: 23,936,108 km (0.092 R)
• M27: 24,269,412 km (0.069 R)
• M28: 25,460,361 km (0.115 R)
• M29: 34,060,742 km (0.091 R)
• M30: 35,121,541 km (0.102 R)
• M31: 36,864,356 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.8

Radius: 5

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 6.77 AU - 11.09 AU

Year: 18420 Days

Day: 15.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 84,257,804 km

• M1: 86,019 km (0.069 R)
• M2: 278,551 km (0.071 R)
• M3: 861,684 km (0.111 R)
• M4: 1,448,257 km (0.093 R)
• M5: 1,767,050 km (0.115 R)
• M6: 1,929,214 km (0.112 R)
• M7: 2,395,361 km (0.111 R)
• M8: 3,065,111 km (0.055 R)
• M9: 5,497,423 km (0.064 R)
• M10: 7,560,826 km (0.07 R)
• M11: 12,041,881 km (0.092 R)
• M12: 13,336,800 km (0.099 R)
• M13: 17,899,535 km (0.089 R)
• M14: 20,254,505 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.7

Radius: 6.3

Gravity: 21.96 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.87 AU - 11.41 AU

Year: 20660 Days

Day: 18.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,257,804 km

• M1: 88,861 km (0.109 R)
• M2: 324,478 km (0.091 R)
• M3: 569,220 km (0.093 R)
• M4: 2,862,705 km (0.09 R)
• M5: 3,445,688 km (0.114 R)
• M6: 4,138,176 km (0.108 R)
• M7: 6,182,282 km (0.117 R)
• M8: 7,007,463 km (0.091 R)
• M9: 8,112,842 km (0.04 R)
• M10: 10,412,461 km (0.103 R)
• M11: 15,180,594 km (0.104 R)
• M12: 17,455,080 km (0.117 R)
• M13: 19,563,811 km (0.117 R)
• M14: 27,253,890 km (0.102 R)
• M15: 39,566,692 km (0.11 R)
• M16: 48,211,055 km (0.069 R)
• M17: 63,096,193 km (0.082 R)
• M18: 68,666,171 km (0.105 R)
• M19: 72,024,044 km (0.104 R)
• M20: 81,263,508 km (0.114 R)
• M21: 82,253,547 km (0.045 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 13,223 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit