🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.7

Radius: 8.3

Gravity: 11.17 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.57 AU - 0.93 AU

Year: 433 Days

Day: 14.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 91,518,481 km

• M1: 103,372 km (0.118 R)
• M2: 453,431 km (0.089 R)
• M3: 722,558 km (0.098 R)
• M4: 1,136,196 km (0.095 R)
• M5: 1,481,617 km (0.118 R)
• M6: 2,193,703 km (0.117 R)
• M7: 3,521,085 km (0.081 R)
• M8: 4,824,083 km (0.093 R)
• M9: 5,499,816 km (0.045 R)
• M10: 6,091,775 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.2

Radius: 10.3

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.61 AU - 0.91 AU

Year: 442 Days

Day: 8.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 91,518,481 km

• M1: 130,300 km (0.115 R)
• M2: 552,764 km (0.107 R)
• M3: 886,966 km (0.119 R)
• M4: 1,257,968 km (0.076 R)
• M5: 1,634,506 km (0.09 R)
• M6: 2,759,034 km (0.112 R)
• M7: 3,182,545 km (0.042 R)
• M8: 4,186,048 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.6

Radius: 12.5

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.62 AU - 1.66 AU

Year: 1401 Days

Day: 13.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,518,481 km

• M1: 155,432 km (0.12 R)
• M2: 741,706 km (0.071 R)
• M3: 1,233,285 km (0.119 R)
• M4: 1,640,490 km (0.108 R)
• M5: 2,190,262 km (0.09 R)
• M6: 2,666,732 km (0.083 R)
• M7: 3,078,874 km (0.038 R)
• M8: 3,505,078 km (0.094 R)
• M9: 3,923,952 km (0.086 R)
• M10: 4,650,399 km (0.1 R)
• M11: 5,083,336 km (0.111 R)
• M12: 5,722,867 km (0.094 R)
• M13: 6,199,785 km (0.115 R)
• M14: 7,281,377 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.9

Radius: 9.2

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.78 AU - 3.1 AU

Year: 3362 Days

Day: 11.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 91,518,481 km

• M1: 114,592 km (0.071 R)
• M2: 988,842 km (0.071 R)
• M3: 1,344,586 km (0.097 R)
• M4: 1,690,157 km (0.113 R)
• M5: 2,335,821 km (0.11 R)
• M6: 2,740,633 km (0.077 R)
• M7: 3,340,520 km (0.065 R)
• M8: 4,493,471 km (0.092 R)
• M9: 4,923,116 km (0.062 R)
• M10: 5,406,168 km (0.115 R)
• M11: 6,061,107 km (0.051 R)
• M12: 7,728,076 km (0.073 R)
• M13: 9,070,867 km (0.062 R)
• M14: 9,797,763 km (0.072 R)
• M15: 11,324,110 km (0.083 R)
• M16: 11,806,862 km (0.033 R)
• M17: 14,026,296 km (0.09 R)
• M18: 15,102,653 km (0.088 R)
• M19: 15,634,025 km (0.112 R)
• M20: 16,068,158 km (0.112 R)
• M21: 17,131,350 km (0.084 R)
• M22: 18,062,597 km (0.119 R)
• M23: 19,150,023 km (0.09 R)
• M24: 19,647,137 km (0.118 R)
• M25: 20,344,712 km (0.119 R)
• M26: 21,856,399 km (0.063 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.5

Radius: 13.1

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.9 AU - 4.02 AU

Year: 4292 Days

Day: 10.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,518,481 km

• M1: 162,912 km (0.114 R)
• M2: 736,470 km (0.115 R)
• M3: 1,591,572 km (0.074 R)
• M4: 2,260,573 km (0.053 R)
• M5: 3,325,411 km (0.117 R)
• M6: 4,236,462 km (0.097 R)
• M7: 4,853,853 km (0.096 R)
• M8: 5,502,509 km (0.032 R)
• M9: 5,996,481 km (0.05 R)
• M10: 8,202,002 km (0.103 R)
• M11: 9,244,400 km (0.109 R)
• M12: 9,693,643 km (0.117 R)
• M13: 10,286,499 km (0.076 R)
• M14: 11,544,916 km (0.106 R)
• M15: 13,310,620 km (0.099 R)
• M16: 14,529,244 km (0.103 R)
• M17: 16,944,652 km (0.107 R)
• M18: 19,350,634 km (0.105 R)
• M19: 20,019,935 km (0.115 R)
• M20: 22,265,848 km (0.064 R)
• M21: 25,621,777 km (0.098 R)
• M22: 27,420,093 km (0.114 R)
• M23: 29,213,921 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.5

Radius: 14.1

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 3.85 AU - 6.03 AU

Year: 7322 Days

Day: 7.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,518,481 km

• M1: 181,761 km (0.088 R)
• M2: 670,049 km (0.118 R)
• M3: 1,494,483 km (0.099 R)
• M4: 2,415,258 km (0.041 R)
• M5: 3,468,277 km (0.096 R)
• M6: 4,155,530 km (0.101 R)
• M7: 4,907,409 km (0.078 R)
• M8: 6,203,824 km (0.034 R)
• M9: 6,652,767 km (0.074 R)
• M10: 7,123,551 km (0.117 R)
• M11: 7,992,565 km (0.117 R)
• M12: 8,745,043 km (0.063 R)
• M13: 9,388,463 km (0.09 R)
• M14: 9,941,826 km (0.055 R)
• M15: 10,898,504 km (0.114 R)
• M16: 11,734,307 km (0.077 R)
• M17: 12,191,030 km (0.087 R)
• M18: 14,189,956 km (0.104 R)
• M19: 18,766,754 km (0.072 R)
• M20: 20,885,209 km (0.045 R)
• M21: 24,838,183 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.3

Radius: 7.3

Gravity: 12.28 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.06 AU - 6.44 AU

Year: 9195 Days

Day: 20.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 91,518,481 km

• M1: 101,876 km (0.099 R)
• M2: 333,603 km (0.066 R)
• M3: 565,031 km (0.066 R)
• M4: 901,178 km (0.113 R)
• M5: 1,246,001 km (0.097 R)
• M6: 1,951,953 km (0.101 R)
• M7: 2,310,689 km (0.045 R)
• M8: 2,920,300 km (0.08 R)
• M9: 3,297,586 km (0.051 R)
• M10: 5,267,491 km (0.097 R)
• M11: 5,526,295 km (0.074 R)
• M12: 5,861,843 km (0.119 R)
• M13: 6,282,213 km (0.099 R)
• M14: 6,685,080 km (0.096 R)
• M15: 7,955,615 km (0.1 R)
• M16: 9,054,561 km (0.105 R)
• M17: 9,906,221 km (0.03 R)
• M18: 10,553,681 km (0.107 R)
• M19: 10,965,973 km (0.097 R)
• M20: 11,229,115 km (0.049 R)
• M21: 13,973,937 km (0.086 R)
• M22: 14,345,837 km (0.08 R)
• M23: 14,660,741 km (0.107 R)
• M24: 28,423,895 km (0.073 R)
• M25: 29,525,085 km (0.068 R)
• M26: 35,805,353 km (0.089 R)
• M27: 37,682,656 km (0.072 R)
• M28: 38,766,942 km (0.082 R)
• M29: 40,244,969 km (0.088 R)
• M30: 43,181,874 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 231.8

Radius: 4.1

Gravity: 13.79 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 7.52 AU - 12.16 AU

Year: 20584 Days

Day: 24.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,518,481 km

• M1: 51,462 km (0.104 R)
• M2: 205,547 km (0.091 R)
• M3: 376,538 km (0.107 R)
• M4: 649,853 km (0.101 R)
• M5: 925,412 km (0.111 R)
• M6: 3,532,903 km (0.093 R)
• M7: 4,196,220 km (0.077 R)
• M8: 4,344,173 km (0.044 R)
• M9: 7,046,658 km (0.104 R)
• M10: 8,937,276 km (0.05 R)
• M11: 10,478,134 km (0.085 R)
• M12: 11,197,550 km (0.118 R)
• M13: 11,656,367 km (0.111 R)
• M14: 12,428,441 km (0.118 R)
• M15: 16,584,270 km (0.054 R)
• M16: 20,543,528 km (0.106 R)
• M17: 22,831,477 km (0.065 R)
• M18: 24,320,724 km (0.102 R)
• M19: 29,715,074 km (0.101 R)
• M20: 30,371,809 km (0.079 R)
• M21: 36,723,884 km (0.103 R)
• M22: 44,047,747 km (0.099 R)
• M23: 48,424,831 km (0.066 R)

Asteroid Belt

Center: 10.3 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 10.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 554.5

Radius: 3.3

Gravity: 50.92 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 9.01 AU - 12.51 AU

Year: 23537 Days

Day: 24.1 Hours

Environment

Temp: -242 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 91,518,481 km

• M1: 41,139 km (0.103 R)
• M2: 464,501 km (0.111 R)
• M3: 762,351 km (0.07 R)
• M4: 1,511,238 km (0.069 R)
• M5: 2,803,464 km (0.03 R)
• M6: 2,906,088 km (0.075 R)
• M7: 3,545,769 km (0.064 R)
• M8: 6,322,305 km (0.107 R)
• M9: 6,862,952 km (0.042 R)
• M10: 8,669,346 km (0.078 R)
• M11: 10,155,302 km (0.113 R)
• M12: 14,826,346 km (0.073 R)
• M13: 17,973,287 km (0.072 R)
• M14: 18,507,650 km (0.112 R)
• M15: 18,960,932 km (0.101 R)
• M16: 24,772,659 km (0.099 R)
• M17: 28,918,615 km (0.086 R)
• M18: 45,377,373 km (0.094 R)
• M19: 51,706,858 km (0.063 R)
• M20: 61,961,792 km (0.102 R)
• M21: 68,204,960 km (0.11 R)
• M22: 69,284,608 km (0.105 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827.9

Radius: 3.2

Gravity: 80.85 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 9.27 AU - 12.54 AU

Year: 23998 Days

Day: 23.8 Hours

Environment

Temp: -244 °C

Axial Tilt: 115.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 91,518,481 km

• M1: 52,658 km (0.112 R)
• M2: 218,413 km (0.083 R)
• M3: 373,845 km (0.03 R)
• M4: 513,420 km (0.093 R)
• M5: 827,875 km (0.12 R)
• M6: 1,921,585 km (0.091 R)
• M7: 2,026,453 km (0.068 R)
• M8: 2,534,487 km (0.113 R)
• M9: 3,122,407 km (0.075 R)
• M10: 4,488,086 km (0.114 R)
• M11: 4,673,437 km (0.086 R)
• M12: 4,825,429 km (0.086 R)
• M13: 6,207,264 km (0.1 R)
• M14: 8,600,082 km (0.113 R)
• M15: 9,968,155 km (0.106 R)
• M16: 10,283,657 km (0.097 R)
• M17: 10,802,163 km (0.081 R)
• M18: 11,406,090 km (0.093 R)
• M19: 11,891,236 km (0.111 R)
• M20: 12,317,889 km (0.03 R)
• M21: 13,277,110 km (0.099 R)
• M22: 14,848,187 km (0.059 R)
• M23: 15,094,126 km (0.093 R)
• M24: 15,594,082 km (0.036 R)
• M25: 15,933,370 km (0.102 R)
• M26: 18,637,202 km (0.09 R)
• M27: 26,941,829 km (0.091 R)
• M28: 29,314,152 km (0.091 R)
• M29: 35,919,795 km (0.111 R)
• M30: 36,660,155 km (0.092 R)
• M31: 43,451,150 km (0.079 R)
• M32: 44,122,546 km (0.064 R)
• M33: 46,177,871 km (0.071 R)
• M34: 48,475,544 km (0.056 R)
• M35: 49,561,176 km (0.107 R)
• M36: 51,406,466 km (0.114 R)
• M37: 52,725,171 km (0.098 R)
• M38: 57,216,398 km (0.1 R)
• M39: 57,820,325 km (0.089 R)
• M40: 72,911,459 km (0.045 R)
• M41: 80,217,819 km (0.125 R)
• M42: 80,469,443 km (0.105 R)
• M43: 80,974,335 km (0.081 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 16,520 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit