🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.9

Radius: 11.3

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.04 AU - 1.5 AU

Year: 971 Days

Day: 8.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,936,134 km

• M1: 140,472 km (0.091 R)
• M2: 493,823 km (0.089 R)
• M3: 879,187 km (0.078 R)
• M4: 1,292,825 km (0.099 R)
• M5: 1,666,520 km (0.064 R)
• M6: 2,061,907 km (0.1 R)
• M7: 2,591,334 km (0.071 R)
• M8: 3,100,565 km (0.117 R)
• M9: 3,555,193 km (0.104 R)
• M10: 3,957,013 km (0.096 R)
• M11: 4,688,996 km (0.109 R)
• M12: 5,270,931 km (0.091 R)
• M13: 5,837,459 km (0.094 R)
• M14: 6,399,647 km (0.108 R)
• M15: 7,116,670 km (0.091 R)
• M16: 8,225,639 km (0.114 R)
• M17: 8,877,138 km (0.075 R)
• M18: 9,417,186 km (0.065 R)
• M19: 10,500,424 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.4

Radius: 13.5

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.29 AU - 1.83 AU

Year: 1322 Days

Day: 12.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,936,134 km

• M1: 167,849 km (0.103 R)
• M2: 589,864 km (0.074 R)
• M3: 1,239,418 km (0.104 R)
• M4: 1,794,576 km (0.11 R)
• M5: 2,453,704 km (0.107 R)
• M6: 3,182,695 km (0.107 R)
• M7: 3,702,846 km (0.118 R)
• M8: 4,571,561 km (0.026 R)
• M9: 5,135,097 km (0.089 R)
• M10: 6,616,714 km (0.055 R)
• M11: 7,084,806 km (0.101 R)
• M12: 7,601,367 km (0.117 R)
• M13: 8,143,061 km (0.119 R)
• M14: 9,673,447 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.4

Radius: 11.8

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.68 AU - 1.68 AU

Year: 1477 Days

Day: 15 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,936,134 km

• M1: 147,653 km (0.081 R)
• M2: 562,039 km (0.095 R)
• M3: 1,380,040 km (0.057 R)
• M4: 2,414,659 km (0.097 R)
• M5: 2,832,187 km (0.097 R)
• M6: 3,440,452 km (0.103 R)
• M7: 4,629,306 km (0.076 R)
• M8: 5,905,077 km (0.029 R)
• M9: 7,954,119 km (0.108 R)
• M10: 8,452,280 km (0.06 R)
• M11: 9,367,220 km (0.104 R)
• M12: 9,863,586 km (0.099 R)
• M13: 10,408,421 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.7

Radius: 11.7

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.73 AU - 2.49 AU

Year: 2079 Days

Day: 8.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,936,134 km

• M1: 145,559 km (0.047 R)
• M2: 721,511 km (0.088 R)
• M3: 1,412,802 km (0.031 R)
• M4: 1,878,052 km (0.08 R)
• M5: 2,630,978 km (0.1 R)
• M6: 3,002,429 km (0.095 R)
• M7: 4,070,708 km (0.097 R)
• M8: 4,631,550 km (0.12 R)
• M9: 5,243,555 km (0.112 R)
• M10: 5,837,309 km (0.109 R)
• M11: 7,051,445 km (0.101 R)
• M12: 8,215,915 km (0.112 R)
• M13: 8,703,754 km (0.111 R)
• M14: 9,373,204 km (0.118 R)
• M15: 10,388,824 km (0.106 R)
• M16: 11,664,894 km (0.081 R)
• M17: 13,289,377 km (0.076 R)
• M18: 14,048,287 km (0.035 R)
• M19: 14,925,230 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.4

Radius: 9.8

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.3 AU - 3.56 AU

Year: 4309 Days

Day: 10 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,936,134 km

• M1: 126,261 km (0.078 R)
• M2: 634,744 km (0.117 R)
• M3: 959,371 km (0.119 R)
• M4: 2,957,700 km (0.116 R)
• M5: 3,365,802 km (0.113 R)
• M6: 3,701,949 km (0.104 R)
• M7: 4,591,308 km (0.119 R)
• M8: 5,032,772 km (0.085 R)
• M9: 5,910,911 km (0.1 R)
• M10: 6,561,512 km (0.115 R)
• M11: 7,293,644 km (0.096 R)
• M12: 8,005,580 km (0.106 R)
• M13: 8,646,607 km (0.064 R)
• M14: 9,199,820 km (0.065 R)
• M15: 10,030,836 km (0.102 R)
• M16: 12,229,028 km (0.074 R)
• M17: 12,624,265 km (0.048 R)
• M18: 13,181,816 km (0.102 R)
• M19: 13,545,040 km (0.074 R)
• M20: 17,183,111 km (0.091 R)
• M21: 17,554,413 km (0.111 R)
• M22: 18,185,117 km (0.091 R)
• M23: 20,512,561 km (0.095 R)
• M24: 21,071,159 km (0.069 R)
• M25: 22,000,461 km (0.106 R)
• M26: 22,365,181 km (0.053 R)
• M27: 22,733,790 km (0.067 R)
• M28: 24,017,639 km (0.1 R)
• M29: 27,648,828 km (0.119 R)
• M30: 29,286,177 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.1

Radius: 9.5

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.84 AU - 4.28 AU

Year: 4556 Days

Day: 6.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 59,936,134 km

• M1: 118,182 km (0.103 R)
• M2: 1,115,551 km (0.1 R)
• M3: 1,462,768 km (0.086 R)
• M4: 1,838,109 km (0.12 R)
• M5: 2,773,844 km (0.118 R)
• M6: 3,436,113 km (0.107 R)
• M7: 3,849,303 km (0.111 R)
• M8: 5,002,403 km (0.113 R)
• M9: 7,975,062 km (0.106 R)

Asteroid Belt

Center: 4.2 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.9

Radius: 14

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.61 AU - 5.05 AU

Year: 7200 Days

Day: 12 Hours

Environment

Temp: -232 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,936,134 km

• M1: 174,132 km (0.107 R)
• M2: 1,048,681 km (0.103 R)
• M3: 2,451,610 km (0.106 R)
• M4: 3,605,009 km (0.096 R)
• M5: 4,687,799 km (0.101 R)
• M6: 6,456,345 km (0.059 R)
• M7: 7,564,716 km (0.09 R)
• M8: 8,280,691 km (0.106 R)
• M9: 11,029,851 km (0.11 R)
• M10: 12,202,549 km (0.052 R)
• M11: 18,063,195 km (0.109 R)
• M12: 18,797,272 km (0.082 R)
• M13: 25,655,436 km (0.117 R)
• M14: 32,335,430 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 931

Radius: 6.1

Gravity: 25.02 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.49 AU - 6.85 AU

Year: 10395 Days

Day: 15.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,936,134 km

• M1: 76,295 km (0.116 R)
• M2: 278,402 km (0.108 R)
• M3: 729,290 km (0.069 R)
• M4: 1,472,641 km (0.118 R)
• M5: 2,158,248 km (0.088 R)
• M6: 2,635,466 km (0.044 R)
• M7: 2,922,095 km (0.073 R)
• M8: 3,353,236 km (0.117 R)
• M9: 4,616,441 km (0.094 R)
• M10: 6,674,907 km (0.084 R)
• M11: 7,903,854 km (0.105 R)
• M12: 9,177,381 km (0.116 R)
• M13: 11,193,361 km (0.106 R)
• M14: 11,710,821 km (0.095 R)
• M15: 12,183,999 km (0.097 R)
• M16: 13,486,996 km (0.096 R)
• M17: 13,680,426 km (0.048 R)
• M18: 14,405,527 km (0.094 R)
• M19: 16,586,664 km (0.12 R)
• M20: 17,183,410 km (0.056 R)
• M21: 18,183,472 km (0.061 R)
• M22: 19,549,001 km (0.089 R)
• M23: 22,937,393 km (0.087 R)
• M24: 23,305,703 km (0.081 R)
• M25: 25,994,575 km (0.092 R)
• M26: 28,352,536 km (0.041 R)
• M27: 29,097,534 km (0.116 R)
• M28: 34,561,596 km (0.114 R)
• M29: 37,153,230 km (0.114 R)
• M30: 38,302,440 km (0.109 R)
• M31: 41,619,025 km (0.12 R)
• M32: 43,557,365 km (0.095 R)
• M33: 50,349,108 km (0.102 R)
• M34: 52,867,588 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 739.2

Radius: 3.4

Gravity: 63.94 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.2 AU - 8.46 AU

Year: 13460 Days

Day: 18.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 59,936,134 km

• M1: 138,228 km (0.116 R)
• M2: 311,313 km (0.03 R)
• M3: 479,611 km (0.068 R)
• M4: 604,974 km (0.052 R)
• M5: 715,527 km (0.096 R)
• M6: 912,397 km (0.113 R)
• M7: 1,443,470 km (0.075 R)
• M8: 1,627,326 km (0.045 R)
• M9: 3,486,977 km (0.108 R)
• M10: 4,640,077 km (0.075 R)
• M11: 4,972,334 km (0.072 R)
• M12: 5,109,515 km (0.091 R)
• M13: 5,284,694 km (0.11 R)
• M14: 5,427,710 km (0.117 R)
• M15: 5,948,460 km (0.038 R)
• M16: 6,833,032 km (0.102 R)
• M17: 7,710,125 km (0.066 R)
• M18: 10,787,652 km (0.086 R)
• M19: 12,722,401 km (0.101 R)
• M20: 14,385,780 km (0.08 R)
• M21: 14,664,780 km (0.111 R)
• M22: 14,876,311 km (0.077 R)
• M23: 16,719,357 km (0.115 R)
• M24: 18,299,260 km (0.106 R)
• M25: 19,293,338 km (0.075 R)
• M26: 20,062,122 km (0.114 R)
• M27: 25,716,472 km (0.091 R)
• M28: 26,646,822 km (0.085 R)
• M29: 26,856,558 km (0.057 R)
• M30: 30,364,179 km (0.097 R)
• M31: 31,054,274 km (0.12 R)
• M32: 34,661,527 km (0.047 R)
• M33: 42,265,587 km (0.115 R)
• M34: 43,269,688 km (0.104 R)
• M35: 44,143,040 km (0.098 R)
• M36: 44,289,646 km (0.063 R)
• M37: 45,325,462 km (0.036 R)
• M38: 48,686,029 km (0.102 R)
• M39: 52,867,140 km (0.072 R)
• M40: 56,759,676 km (0.057 R)
• M41: 58,510,121 km (0.111 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 17,537 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit