🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.2

Radius: 8.9

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.65 AU - 0.75 AU

Year: 378 Days

Day: 5.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 80,624,009 km

• M1: 110,702 km (0.059 R)
• M2: 406,906 km (0.075 R)
• M3: 745,147 km (0.059 R)
• M4: 1,046,736 km (0.026 R)
• M5: 1,348,475 km (0.105 R)
• M6: 1,743,563 km (0.111 R)
• M7: 2,589,838 km (0.037 R)
• M8: 2,876,468 km (0.086 R)
• M9: 3,758,347 km (0.108 R)
• M10: 4,039,143 km (0.075 R)
• M11: 4,347,165 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677

Radius: 9.5

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.2 AU - 3.38 AU

Year: 3009 Days

Day: 10 Hours

Environment

Temp: -204 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 80,624,009 km

• M1: 118,182 km (0.118 R)
• M2: 514,916 km (0.118 R)
• M3: 1,189,453 km (0.046 R)
• M4: 1,996,982 km (0.117 R)
• M5: 3,256,596 km (0.066 R)
• M6: 4,214,022 km (0.094 R)
• M7: 5,398,838 km (0.081 R)
• M8: 6,763,320 km (0.103 R)
• M9: 7,911,633 km (0.068 R)
• M10: 8,480,853 km (0.1 R)
• M11: 14,450,855 km (0.101 R)
• M12: 16,775,008 km (0.058 R)
• M13: 18,688,664 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.4

Radius: 11.5

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.53 AU - 3.21 AU

Year: 3139 Days

Day: 10.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,624,009 km

• M1: 143,016 km (0.104 R)
• M2: 598,990 km (0.09 R)
• M3: 1,964,669 km (0.107 R)
• M4: 2,358,710 km (0.08 R)
• M5: 3,851,996 km (0.098 R)
• M6: 4,253,516 km (0.108 R)
• M7: 5,472,440 km (0.111 R)
• M8: 7,034,092 km (0.113 R)
• M9: 7,604,509 km (0.07 R)
• M10: 10,280,366 km (0.093 R)
• M11: 12,095,287 km (0.111 R)
• M12: 12,455,070 km (0.114 R)
• M13: 13,243,750 km (0.094 R)
• M14: 14,767,105 km (0.083 R)
• M15: 15,230,559 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830

Radius: 8.4

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.32 AU - 4.7 AU

Year: 5185 Days

Day: 8.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,624,009 km

• M1: 104,569 km (0.107 R)
• M2: 400,324 km (0.084 R)
• M3: 682,316 km (0.113 R)
• M4: 3,001,532 km (0.059 R)
• M5: 4,943,611 km (0.111 R)
• M6: 5,281,104 km (0.098 R)
• M7: 11,332,487 km (0.088 R)
• M8: 14,140,888 km (0.051 R)
• M9: 15,113,274 km (0.095 R)
• M10: 18,497,478 km (0.09 R)
• M11: 19,106,790 km (0.061 R)
• M12: 22,355,756 km (0.032 R)
• M13: 23,280,720 km (0.117 R)
• M14: 24,878,575 km (0.098 R)
• M15: 27,936,505 km (0.097 R)
• M16: 30,669,359 km (0.105 R)
• M17: 32,391,829 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.5

Radius: 13.2

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.18 AU - 5 AU

Year: 5341 Days

Day: 9.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,624,009 km

• M1: 170,392 km (0.094 R)
• M2: 623,823 km (0.092 R)
• M3: 1,203,365 km (0.029 R)
• M4: 1,880,744 km (0.085 R)
• M5: 2,315,625 km (0.051 R)
• M6: 3,105,801 km (0.113 R)
• M7: 4,262,043 km (0.104 R)
• M8: 4,690,192 km (0.088 R)
• M9: 5,957,436 km (0.118 R)
• M10: 7,965,039 km (0.05 R)
• M11: 9,086,275 km (0.057 R)
• M12: 11,128,885 km (0.112 R)
• M13: 12,079,430 km (0.069 R)
• M14: 13,177,179 km (0.061 R)
• M15: 16,484,489 km (0.111 R)
• M16: 20,372,388 km (0.072 R)
• M17: 21,992,682 km (0.119 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 789.8

Radius: 7.9

Gravity: 12.66 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.23 AU - 8.27 AU

Year: 15300 Days

Day: 18.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,624,009 km

• M1: 98,435 km (0.068 R)
• M2: 351,256 km (0.064 R)
• M3: 1,054,515 km (0.101 R)
• M4: 1,424,471 km (0.068 R)
• M5: 1,706,762 km (0.079 R)
• M6: 2,045,302 km (0.114 R)
• M7: 3,054,489 km (0.093 R)
• M8: 3,669,037 km (0.093 R)
• M9: 5,659,587 km (0.096 R)
• M10: 6,885,392 km (0.096 R)
• M11: 7,195,209 km (0.089 R)
• M12: 7,653,876 km (0.095 R)
• M13: 8,279,195 km (0.092 R)
• M14: 8,990,234 km (0.109 R)
• M15: 10,360,101 km (0.09 R)
• M16: 12,833,253 km (0.097 R)
• M17: 13,235,372 km (0.115 R)
• M18: 17,404,216 km (0.11 R)
• M19: 18,739,078 km (0.086 R)
• M20: 20,140,960 km (0.064 R)
• M21: 24,050,251 km (0.064 R)
• M22: 29,699,216 km (0.111 R)
• M23: 31,358,706 km (0.089 R)
• M24: 34,474,381 km (0.066 R)
• M25: 38,616,596 km (0.106 R)
• M26: 44,894,919 km (0.086 R)
• M27: 51,148,410 km (0.09 R)
• M28: 52,159,242 km (0.091 R)
• M29: 57,053,187 km (0.038 R)
• M30: 63,203,754 km (0.105 R)
• M31: 63,978,073 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.7

Radius: 3.2

Gravity: 61.98 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 9.54 AU - 11.9 AU

Year: 22662 Days

Day: 22.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 80,624,009 km

• M1: 43,832 km (0.102 R)
• M2: 212,728 km (0.096 R)
• M3: 328,367 km (0.113 R)
• M4: 464,352 km (0.054 R)
• M5: 796,758 km (0.111 R)
• M6: 1,472,492 km (0.09 R)
• M7: 2,046,050 km (0.06 R)
• M8: 3,015,444 km (0.059 R)
• M9: 4,496,613 km (0.076 R)
• M10: 4,638,432 km (0.095 R)
• M11: 5,634,454 km (0.113 R)
• M12: 6,269,647 km (0.113 R)
• M13: 6,764,816 km (0.071 R)
• M14: 8,352,947 km (0.109 R)
• M15: 9,063,686 km (0.117 R)
• M16: 10,295,176 km (0.117 R)
• M17: 10,919,149 km (0.07 R)
• M18: 11,370,635 km (0.094 R)
• M19: 14,040,658 km (0.076 R)
• M20: 14,884,988 km (0.095 R)
• M21: 15,762,679 km (0.119 R)
• M22: 16,008,019 km (0.072 R)
• M23: 16,338,930 km (0.076 R)
• M24: 17,973,436 km (0.041 R)
• M25: 20,770,916 km (0.087 R)
• M26: 21,663,417 km (0.072 R)
• M27: 24,276,593 km (0.118 R)
• M28: 27,917,805 km (0.106 R)
• M29: 34,720,768 km (0.056 R)
• M30: 40,683,141 km (0.11 R)
• M31: 47,973,195 km (0.094 R)
• M32: 57,425,536 km (0.043 R)
• M33: 61,772,252 km (0.072 R)
• M34: 68,478,276 km (0.054 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 13,471 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit