🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.8

Radius: 10.3

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.49 AU - 0.69 AU

Year: 319 Days

Day: 8 Hours

Environment

Temp: -146 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 79,116,987 km

• M1: 128,056 km (0.103 R)
• M2: 556,803 km (0.116 R)
• M3: 923,019 km (0.112 R)
• M4: 1,523,355 km (0.043 R)
• M5: 2,059,514 km (0.04 R)
• M6: 2,997,941 km (0.117 R)
• M7: 3,820,430 km (0.067 R)
• M8: 4,507,085 km (0.047 R)
• M9: 4,844,278 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.6

Radius: 12.2

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.35 AU - 2.21 AU

Year: 1669 Days

Day: 11.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,116,987 km

• M1: 153,338 km (0.089 R)
• M2: 565,330 km (0.112 R)
• M3: 1,502,411 km (0.109 R)
• M4: 1,902,436 km (0.117 R)
• M5: 2,399,400 km (0.07 R)
• M6: 2,924,489 km (0.066 R)
• M7: 3,900,166 km (0.086 R)
• M8: 4,976,373 km (0.098 R)
• M9: 5,652,107 km (0.119 R)
• M10: 7,569,652 km (0.076 R)
• M11: 8,829,566 km (0.069 R)
• M12: 10,957,146 km (0.1 R)
• M13: 12,332,549 km (0.044 R)
• M14: 13,861,888 km (0.052 R)
• M15: 14,327,287 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.9

Radius: 12.8

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.02 AU - 2.1 AU

Year: 2078 Days

Day: 7.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,116,987 km

• M1: 159,172 km (0.108 R)
• M2: 809,773 km (0.112 R)
• M3: 1,247,646 km (0.12 R)
• M4: 2,143,737 km (0.111 R)
• M5: 3,155,318 km (0.08 R)
• M6: 3,637,173 km (0.073 R)
• M7: 4,091,951 km (0.109 R)
• M8: 4,687,799 km (0.046 R)
• M9: 5,183,417 km (0.108 R)
• M10: 6,029,692 km (0.088 R)
• M11: 6,749,856 km (0.093 R)
• M12: 7,327,005 km (0.093 R)
• M13: 8,147,549 km (0.094 R)
• M14: 8,580,485 km (0.084 R)
• M15: 9,061,293 km (0.105 R)
• M16: 11,054,834 km (0.063 R)
• M17: 11,547,759 km (0.104 R)
• M18: 12,294,551 km (0.118 R)
• M19: 13,368,365 km (0.088 R)
• M20: 14,957,094 km (0.063 R)
• M21: 15,844,808 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.5

Radius: 10.6

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.38 AU - 2.72 AU

Year: 2862 Days

Day: 13.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,116,987 km

• M1: 131,945 km (0.045 R)
• M2: 464,053 km (0.083 R)
• M3: 1,479,972 km (0.045 R)
• M4: 1,906,026 km (0.099 R)
• M5: 2,855,973 km (0.112 R)
• M6: 3,641,511 km (0.084 R)
• M7: 4,053,205 km (0.093 R)
• M8: 4,946,154 km (0.036 R)
• M9: 5,426,364 km (0.059 R)
• M10: 6,190,809 km (0.065 R)
• M11: 6,628,981 km (0.034 R)
• M12: 7,182,044 km (0.039 R)
• M13: 7,899,665 km (0.117 R)
• M14: 9,288,382 km (0.094 R)
• M15: 10,585,396 km (0.049 R)
• M16: 10,917,204 km (0.108 R)
• M17: 11,821,523 km (0.049 R)
• M18: 13,342,335 km (0.102 R)
• M19: 14,325,492 km (0.081 R)
• M20: 15,514,795 km (0.09 R)
• M21: 19,977,000 km (0.097 R)
• M22: 21,658,630 km (0.098 R)
• M23: 21,992,533 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.6

Radius: 12.1

Gravity: 3.94 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.42 AU - 2.98 AU

Year: 3119 Days

Day: 14.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 79,116,987 km

• M1: 151,692 km (0.063 R)
• M2: 543,788 km (0.107 R)
• M3: 1,138,739 km (0.107 R)
• M4: 1,523,056 km (0.109 R)
• M5: 2,241,425 km (0.116 R)
• M6: 2,702,336 km (0.112 R)
• M7: 3,089,346 km (0.071 R)
• M8: 3,818,186 km (0.067 R)
• M9: 5,720,772 km (0.065 R)
• M10: 6,117,805 km (0.037 R)
• M11: 7,514,600 km (0.025 R)
• M12: 7,991,967 km (0.061 R)
• M13: 8,421,911 km (0.08 R)
• M14: 9,292,571 km (0.079 R)
• M15: 10,260,619 km (0.102 R)
• M16: 11,212,809 km (0.056 R)
• M17: 11,879,717 km (0.11 R)
• M18: 15,669,779 km (0.112 R)
• M19: 16,824,076 km (0.107 R)
• M20: 17,257,610 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 641.6

Radius: 3.4

Gravity: 55.5 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.88 AU - 5.98 AU

Year: 10151 Days

Day: 21.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 79,116,987 km

• M1: 48,171 km (0.081 R)
• M2: 525,837 km (0.086 R)
• M3: 855,101 km (0.114 R)
• M4: 1,465,910 km (0.111 R)
• M5: 1,593,068 km (0.059 R)
• M6: 1,727,556 km (0.075 R)
• M7: 1,853,518 km (0.079 R)
• M8: 2,088,835 km (0.078 R)
• M9: 2,936,905 km (0.097 R)
• M10: 3,280,233 km (0.089 R)
• M11: 5,576,111 km (0.052 R)
• M12: 6,544,308 km (0.11 R)
• M13: 7,008,511 km (0.096 R)
• M14: 7,168,132 km (0.113 R)
• M15: 7,577,431 km (0.095 R)
• M16: 7,916,121 km (0.107 R)
• M17: 8,397,976 km (0.099 R)
• M18: 9,039,302 km (0.046 R)
• M19: 10,418,744 km (0.039 R)
• M20: 11,652,029 km (0.104 R)
• M21: 12,741,550 km (0.12 R)
• M22: 13,402,324 km (0.03 R)
• M23: 14,085,687 km (0.073 R)
• M24: 16,980,705 km (0.113 R)
• M25: 18,377,201 km (0.098 R)
• M26: 20,007,818 km (0.088 R)
• M27: 20,248,371 km (0.103 R)
• M28: 21,313,059 km (0.086 R)
• M29: 21,563,935 km (0.117 R)
• M30: 24,638,321 km (0.105 R)
• M31: 25,473,525 km (0.118 R)
• M32: 27,200,483 km (0.091 R)
• M33: 29,622,174 km (0.115 R)
• M34: 30,992,041 km (0.075 R)
• M35: 33,970,834 km (0.108 R)
• M36: 34,084,828 km (0.118 R)
• M37: 36,177,851 km (0.07 R)
• M38: 36,415,712 km (0.083 R)
• M39: 36,534,942 km (0.094 R)
• M40: 37,498,352 km (0.112 R)
• M41: 39,350,224 km (0.086 R)
• M42: 39,980,929 km (0.07 R)
• M43: 45,962,300 km (0.117 R)
• M44: 46,101,725 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.8

Radius: 3.8

Gravity: 56.91 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.54 AU - 8.82 AU

Year: 13524 Days

Day: 16.6 Hours

Environment

Temp: -236 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 79,116,987 km

• M1: 47,722 km (0.087 R)
• M2: 363,972 km (0.036 R)
• M3: 487,839 km (0.06 R)
• M4: 824,434 km (0.086 R)
• M5: 1,205,460 km (0.109 R)
• M6: 1,341,594 km (0.026 R)
• M7: 1,628,822 km (0.113 R)
• M8: 1,830,480 km (0.095 R)
• M9: 2,408,227 km (0.101 R)
• M10: 3,739,199 km (0.103 R)
• M11: 4,560,341 km (0.101 R)
• M12: 4,791,321 km (0.103 R)
• M13: 4,926,856 km (0.103 R)
• M14: 5,170,252 km (0.105 R)
• M15: 5,909,864 km (0.104 R)
• M16: 6,264,710 km (0.064 R)
• M17: 7,595,981 km (0.11 R)
• M18: 7,734,060 km (0.067 R)
• M19: 8,303,280 km (0.044 R)
• M20: 11,272,798 km (0.035 R)
• M21: 11,452,465 km (0.098 R)
• M22: 13,025,786 km (0.117 R)
• M23: 13,223,704 km (0.077 R)
• M24: 13,625,673 km (0.051 R)
• M25: 20,582,124 km (0.089 R)
• M26: 20,940,860 km (0.112 R)
• M27: 23,277,578 km (0.065 R)
• M28: 24,659,264 km (0.087 R)
• M29: 25,267,828 km (0.053 R)
• M30: 27,046,248 km (0.095 R)
• M31: 30,966,909 km (0.086 R)
• M32: 32,032,943 km (0.106 R)
• M33: 33,988,337 km (0.085 R)
• M34: 34,489,340 km (0.094 R)
• M35: 36,411,823 km (0.036 R)
• M36: 38,539,852 km (0.115 R)
• M37: 39,084,538 km (0.067 R)
• M38: 39,911,216 km (0.049 R)
• M39: 40,749,562 km (0.085 R)
• M40: 47,569,580 km (0.089 R)
• M41: 59,889,862 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256.4

Radius: 5.5

Gravity: 8.48 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 7.33 AU - 7.57 AU

Year: 14294 Days

Day: 22.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,116,987 km

• M1: 70,760 km (0.096 R)
• M2: 298,897 km (0.061 R)
• M3: 553,662 km (0.115 R)
• M4: 1,529,489 km (0.087 R)
• M5: 2,196,546 km (0.072 R)
• M6: 2,565,903 km (0.087 R)
• M7: 4,554,507 km (0.113 R)
• M8: 6,658,003 km (0.052 R)
• M9: 8,431,934 km (0.064 R)
• M10: 9,569,028 km (0.037 R)
• M11: 11,221,486 km (0.108 R)
• M12: 11,757,645 km (0.115 R)
• M13: 12,938,720 km (0.105 R)
• M14: 13,172,392 km (0.106 R)
• M15: 13,528,135 km (0.109 R)
• M16: 13,829,426 km (0.037 R)
• M17: 14,951,410 km (0.117 R)
• M18: 15,338,569 km (0.047 R)
• M19: 16,608,655 km (0.113 R)
• M20: 19,128,930 km (0.056 R)
• M21: 25,731,133 km (0.095 R)
• M22: 27,808,299 km (0.097 R)
• M23: 28,788,465 km (0.056 R)
• M24: 30,199,023 km (0.089 R)
• M25: 35,727,263 km (0.053 R)
• M26: 37,354,888 km (0.057 R)
• M27: 39,519,419 km (0.102 R)
• M28: 40,011,446 km (0.115 R)
• M29: 42,533,517 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 902.3

Radius: 5.8

Gravity: 26.82 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 6.89 AU - 9.43 AU

Year: 16385 Days

Day: 21.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,116,987 km

• M1: 72,405 km (0.104 R)
• M2: 276,606 km (0.1 R)
• M3: 490,531 km (0.117 R)
• M4: 700,716 km (0.092 R)
• M5: 914,193 km (0.116 R)
• M6: 2,121,747 km (0.109 R)
• M7: 3,041,923 km (0.114 R)
• M8: 4,235,415 km (0.109 R)
• M9: 9,028,381 km (0.108 R)
• M10: 13,021,896 km (0.08 R)
• M11: 21,141,769 km (0.095 R)
• M12: 29,635,189 km (0.062 R)
• M13: 30,604,284 km (0.094 R)
• M14: 32,990,669 km (0.116 R)
• M15: 34,427,257 km (0.067 R)
• M16: 34,959,975 km (0.113 R)
• M17: 39,275,724 km (0.105 R)
• M18: 48,278,823 km (0.1 R)
• M19: 51,502,957 km (0.078 R)
• M20: 62,819,437 km (0.062 R)
• M21: 69,369,131 km (0.112 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 899.4

Radius: 3.5

Gravity: 73.42 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 7.5 AU - 10.2 AU

Year: 18506 Days

Day: 20.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 79,116,987 km

• M1: 46,076 km (0.111 R)
• M2: 170,242 km (0.097 R)
• M3: 398,678 km (0.12 R)
• M4: 594,502 km (0.117 R)
• M5: 920,476 km (0.118 R)
• M6: 1,030,879 km (0.069 R)
• M7: 2,073,576 km (0.079 R)
• M8: 2,683,487 km (0.106 R)
• M9: 2,833,832 km (0.078 R)
• M10: 3,178,955 km (0.096 R)
• M11: 3,404,848 km (0.117 R)
• M12: 3,794,550 km (0.091 R)
• M13: 4,953,933 km (0.047 R)
• M14: 5,066,431 km (0.077 R)
• M15: 7,201,193 km (0.097 R)
• M16: 8,464,547 km (0.072 R)
• M17: 9,692,446 km (0.034 R)
• M18: 9,987,154 km (0.102 R)
• M19: 10,471,103 km (0.113 R)
• M20: 11,617,023 km (0.069 R)
• M21: 11,882,559 km (0.03 R)
• M22: 14,079,404 km (0.114 R)
• M23: 14,381,292 km (0.041 R)
• M24: 20,099,372 km (0.099 R)
• M25: 30,678,185 km (0.094 R)
• M26: 31,058,014 km (0.093 R)
• M27: 32,739,943 km (0.051 R)
• M28: 34,754,877 km (0.104 R)
• M29: 37,712,576 km (0.101 R)
• M30: 47,246,299 km (0.111 R)
• M31: 51,576,858 km (0.037 R)
• M32: 55,039,600 km (0.085 R)
• M33: 56,353,518 km (0.093 R)
• M34: 60,618,553 km (0.085 R)
• M35: 65,720,738 km (0.059 R)
• M36: 65,930,474 km (0.092 R)
• M37: 66,140,809 km (0.084 R)
• M38: 66,986,336 km (0.102 R)
• M39: 68,915,251 km (0.118 R)
• M40: 76,768,391 km (0.181 R)
• M41: 77,702,181 km (0.029 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 10,973 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit