🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.8

Radius: 10.6

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.7 AU - 2.18 AU

Year: 1773 Days

Day: 8.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,152,089 km

• M1: 132,394 km (0.081 R)
• M2: 484,248 km (0.031 R)
• M3: 818,600 km (0.071 R)
• M4: 1,225,057 km (0.101 R)
• M5: 2,628,135 km (0.071 R)
• M6: 3,012,303 km (0.079 R)
• M7: 3,589,003 km (0.062 R)
• M8: 4,179,465 km (0.111 R)
• M9: 4,919,975 km (0.09 R)
• M10: 5,460,771 km (0.072 R)
• M11: 6,397,703 km (0.111 R)
• M12: 6,850,086 km (0.07 R)
• M13: 7,789,561 km (0.065 R)
• M14: 9,206,403 km (0.119 R)
• M15: 10,567,145 km (0.08 R)
• M16: 11,049,299 km (0.12 R)
• M17: 11,584,859 km (0.096 R)
• M18: 12,298,890 km (0.059 R)
• M19: 13,253,474 km (0.118 R)
• M20: 14,572,029 km (0.05 R)
• M21: 15,216,497 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.8

Radius: 10.5

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.93 AU - 2.05 AU

Year: 1842 Days

Day: 10.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,152,089 km

• M1: 130,599 km (0.113 R)
• M2: 578,345 km (0.1 R)
• M3: 1,047,933 km (0.112 R)
• M4: 1,486,853 km (0.103 R)
• M5: 2,093,323 km (0.112 R)
• M6: 2,566,651 km (0.104 R)
• M7: 2,901,451 km (0.058 R)
• M8: 3,525,573 km (0.105 R)
• M9: 3,977,658 km (0.084 R)
• M10: 4,567,223 km (0.059 R)
• M11: 5,192,093 km (0.104 R)
• M12: 5,686,065 km (0.072 R)
• M13: 6,794,137 km (0.118 R)
• M14: 7,524,922 km (0.117 R)
• M15: 8,158,320 km (0.094 R)
• M16: 9,999,421 km (0.091 R)
• M17: 11,948,831 km (0.06 R)
• M18: 12,651,492 km (0.109 R)
• M19: 13,216,822 km (0.108 R)
• M20: 14,011,037 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 272.8

Radius: 12.7

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.73 AU - 2.29 AU

Year: 1869 Days

Day: 7.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,152,089 km

• M1: 158,125 km (0.093 R)
• M2: 585,526 km (0.095 R)
• M3: 1,000,511 km (0.113 R)
• M4: 1,579,454 km (0.091 R)
• M5: 2,626,490 km (0.099 R)
• M6: 3,338,875 km (0.086 R)
• M7: 4,349,558 km (0.068 R)
• M8: 5,013,174 km (0.039 R)
• M9: 5,533,775 km (0.058 R)
• M10: 7,517,891 km (0.111 R)
• M11: 11,360,014 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.2

Radius: 8.5

Gravity: 13.66 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.19 AU - 2.39 AU

Year: 2273 Days

Day: 9.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 106.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,152,089 km

• M1: 105,915 km (0.114 R)
• M2: 450,290 km (0.103 R)
• M3: 715,078 km (0.04 R)
• M4: 1,304,942 km (0.093 R)
• M5: 1,645,726 km (0.112 R)
• M6: 1,983,069 km (0.049 R)
• M7: 2,538,975 km (0.102 R)
• M8: 2,959,195 km (0.077 R)
• M9: 3,743,238 km (0.088 R)
• M10: 4,749,433 km (0.109 R)
• M11: 6,005,457 km (0.113 R)
• M12: 8,671,141 km (0.034 R)
• M13: 11,869,394 km (0.116 R)
• M14: 15,423,690 km (0.115 R)
• M15: 16,190,379 km (0.108 R)
• M16: 16,504,086 km (0.119 R)
• M17: 18,757,179 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.6

Radius: 14.8

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.06 AU - 3.5 AU

Year: 3897 Days

Day: 6.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,152,089 km

• M1: 184,155 km (0.066 R)
• M2: 671,246 km (0.097 R)
• M3: 1,897,649 km (0.118 R)
• M4: 3,079,472 km (0.081 R)
• M5: 3,972,422 km (0.116 R)
• M6: 4,732,678 km (0.092 R)
• M7: 5,213,336 km (0.042 R)
• M8: 5,782,706 km (0.115 R)
• M9: 6,273,836 km (0.118 R)
• M10: 6,919,201 km (0.11 R)
• M11: 7,473,910 km (0.066 R)
• M12: 8,710,037 km (0.075 R)
• M13: 9,834,265 km (0.117 R)
• M14: 10,965,973 km (0.069 R)
• M15: 11,541,027 km (0.105 R)
• M16: 12,703,851 km (0.07 R)
• M17: 13,239,711 km (0.072 R)
• M18: 14,991,951 km (0.094 R)
• M19: 17,364,573 km (0.086 R)
• M20: 20,305,667 km (0.114 R)
• M21: 21,859,839 km (0.098 R)
• M22: 23,274,586 km (0.092 R)
• M23: 25,433,284 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.6

Radius: 8

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.63 AU - 4.65 AU

Year: 5526 Days

Day: 12 Hours

Environment

Temp: -205 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,152,089 km

• M1: 99,931 km (0.063 R)
• M2: 568,771 km (0.065 R)
• M3: 916,736 km (0.119 R)
• M4: 1,268,291 km (0.106 R)
• M5: 1,527,843 km (0.1 R)
• M6: 1,784,403 km (0.064 R)
• M7: 2,157,201 km (0.083 R)
• M8: 2,631,576 km (0.092 R)
• M9: 3,059,576 km (0.059 R)
• M10: 3,410,682 km (0.077 R)
• M11: 4,407,004 km (0.096 R)
• M12: 5,091,264 km (0.082 R)
• M13: 5,613,959 km (0.117 R)
• M14: 5,903,132 km (0.054 R)
• M15: 6,263,214 km (0.106 R)
• M16: 7,261,780 km (0.095 R)
• M17: 7,570,699 km (0.115 R)
• M18: 7,888,296 km (0.101 R)
• M19: 12,820,238 km (0.116 R)
• M20: 14,800,615 km (0.089 R)
• M21: 15,579,122 km (0.073 R)
• M22: 15,863,657 km (0.043 R)
• M23: 16,209,677 km (0.057 R)
• M24: 17,706,105 km (0.069 R)
• M25: 18,203,667 km (0.09 R)
• M26: 19,554,536 km (0.117 R)
• M27: 26,026,140 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 813.7

Radius: 12.2

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.16 AU - 6.38 AU

Year: 9092 Days

Day: 7.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 47,152,089 km

• M1: 151,692 km (0.086 R)
• M2: 657,483 km (0.103 R)
• M3: 1,812,378 km (0.12 R)
• M4: 2,258,629 km (0.059 R)
• M5: 2,676,306 km (0.112 R)
• M6: 3,214,110 km (0.08 R)
• M7: 4,142,365 km (0.07 R)
• M8: 4,654,887 km (0.091 R)
• M9: 5,145,718 km (0.105 R)
• M10: 5,773,431 km (0.113 R)
• M11: 7,967,283 km (0.086 R)
• M12: 8,947,000 km (0.029 R)
• M13: 9,417,934 km (0.062 R)
• M14: 11,091,336 km (0.063 R)
• M15: 12,083,618 km (0.117 R)
• M16: 12,660,019 km (0.079 R)
• M17: 14,118,149 km (0.112 R)
• M18: 19,710,417 km (0.069 R)
• M19: 20,917,373 km (0.108 R)
• M20: 24,195,212 km (0.07 R)
• M21: 24,834,294 km (0.074 R)
• M22: 26,337,304 km (0.092 R)
• M23: 26,916,397 km (0.05 R)
• M24: 27,900,302 km (0.098 R)
• M25: 29,627,709 km (0.052 R)
• M26: 31,103,043 km (0.112 R)
• M27: 31,858,811 km (0.117 R)
• M28: 33,294,801 km (0.052 R)
• M29: 34,313,862 km (0.109 R)
• M30: 37,983,797 km (0.108 R)
• M31: 39,597,958 km (0.074 R)
• M32: 40,358,065 km (0.058 R)
• M33: 42,962,414 km (0.112 R)
• M34: 47,217,726 km (0.038 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.3

Radius: 6.5

Gravity: 15.87 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 8.63 AU - 9.23 AU

Year: 17506 Days

Day: 17.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,152,089 km

• M1: 80,783 km (0.112 R)
• M2: 476,768 km (0.045 R)
• M3: 738,714 km (0.083 R)
• M4: 1,485,507 km (0.049 R)
• M5: 2,343,151 km (0.117 R)
• M6: 2,842,659 km (0.028 R)
• M7: 3,410,532 km (0.057 R)
• M8: 3,929,338 km (0.109 R)
• M9: 4,207,889 km (0.059 R)
• M10: 5,195,983 km (0.103 R)
• M11: 7,716,258 km (0.064 R)
• M12: 9,844,737 km (0.074 R)
• M13: 13,001,850 km (0.101 R)
• M14: 14,045,295 km (0.106 R)
• M15: 14,624,089 km (0.098 R)
• M16: 14,993,746 km (0.097 R)
• M17: 15,598,271 km (0.097 R)
• M18: 16,140,413 km (0.065 R)
• M19: 16,695,122 km (0.098 R)
• M20: 17,099,037 km (0.093 R)
• M21: 18,264,554 km (0.116 R)
• M22: 20,384,505 km (0.077 R)
• M23: 20,753,114 km (0.111 R)
• M24: 26,718,928 km (0.085 R)
• M25: 32,467,974 km (0.07 R)
• M26: 33,478,657 km (0.082 R)
• M27: 45,076,082 km (0.103 R)
• M28: 46,970,291 km (0.097 R)
• M29: 47,613,412 km (0.111 R)
• M30: 51,255,522 km (0.114 R)
• M31: 66,868,752 km (0.035 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 989.1

Radius: 3

Gravity: 109.9 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 7.62 AU - 10.7 AU

Year: 18187 Days

Day: 17.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,152,089 km

• M1: 37,848 km (0.106 R)
• M2: 268,379 km (0.078 R)
• M3: 406,308 km (0.05 R)
• M4: 1,152,652 km (0.077 R)
• M5: 3,833,146 km (0.116 R)
• M6: 6,497,036 km (0.114 R)
• M7: 7,291,999 km (0.098 R)
• M8: 8,254,661 km (0.054 R)
• M9: 9,471,640 km (0.095 R)
• M10: 10,930,069 km (0.085 R)
• M11: 12,883,668 km (0.073 R)
• M12: 15,375,968 km (0.051 R)
• M13: 15,536,636 km (0.104 R)
• M14: 25,857,094 km (0.049 R)
• M15: 26,312,769 km (0.101 R)
• M16: 27,006,156 km (0.096 R)
• M17: 27,357,411 km (0.12 R)
• M18: 30,911,408 km (0.103 R)
• M19: 37,739,803 km (0.119 R)
• M20: 38,178,723 km (0.093 R)
• M21: 41,192,522 km (0.103 R)
• M22: 42,441,066 km (0.115 R)
• M23: 43,394,004 km (0.082 R)
• M24: 47,009,784 km (0.101 R)
• M25: 47,688,061 km (0.114 R)
• M26: 48,029,743 km (0.114 R)
• M27: 67,051,710 km (0.117 R)
• M28: 72,993,738 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 118.3

Radius: 5.3

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 9.93 AU - 11.79 AU

Year: 23478 Days

Day: 17.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 164.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,152,089 km

• M1: 65,973 km (0.105 R)
• M2: 289,173 km (0.077 R)
• M3: 1,468,602 km (0.116 R)
• M4: 1,727,407 km (0.112 R)
• M5: 2,137,155 km (0.097 R)
• M6: 3,431,326 km (0.104 R)
• M7: 3,783,480 km (0.104 R)
• M8: 4,022,388 km (0.095 R)
• M9: 5,605,582 km (0.068 R)
• M10: 6,497,484 km (0.062 R)
• M11: 8,970,786 km (0.103 R)
• M12: 9,835,162 km (0.102 R)
• M13: 10,912,117 km (0.055 R)
• M14: 14,227,655 km (0.106 R)
• M15: 16,078,480 km (0.118 R)
• M16: 19,851,039 km (0.098 R)
• M17: 21,983,856 km (0.102 R)
• M18: 23,724,876 km (0.118 R)
• M19: 26,795,073 km (0.12 R)
• M20: 27,478,735 km (0.077 R)
• M21: 29,599,435 km (0.085 R)
• M22: 31,179,338 km (0.086 R)
• M23: 32,373,129 km (0.057 R)
• M24: 37,211,722 km (0.118 R)
• M25: 39,425,172 km (0.117 R)
• M26: 42,774,968 km (0.113 R)
• M27: 47,010,981 km (0.112 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: 200 - 11,320 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit