🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.5

Radius: 9.1

Gravity: 8.4 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.5 AU - 0.8 AU

Year: 349 Days

Day: 9 Hours

Environment

Temp: -146 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,291,356 km

• M1: 113,246 km (0.072 R)
• M2: 491,728 km (0.037 R)
• M3: 781,200 km (0.096 R)
• M4: 1,090,718 km (0.072 R)
• M5: 1,477,279 km (0.065 R)
• M6: 2,229,457 km (0.089 R)
• M7: 2,624,695 km (0.042 R)
• M8: 3,013,799 km (0.079 R)
• M9: 3,350,244 km (0.087 R)
• M10: 4,256,359 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.2

Radius: 14.1

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.73 AU - 2.81 AU

Year: 2281 Days

Day: 14.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,291,356 km

• M1: 175,329 km (0.108 R)
• M2: 692,339 km (0.094 R)
• M3: 1,216,530 km (0.057 R)
• M4: 1,716,187 km (0.091 R)
• M5: 2,433,359 km (0.109 R)
• M6: 2,946,031 km (0.059 R)
• M7: 3,513,755 km (0.047 R)
• M8: 4,331,158 km (0.111 R)
• M9: 5,622,636 km (0.035 R)
• M10: 7,946,489 km (0.082 R)
• M11: 8,567,919 km (0.113 R)
• M12: 9,803,148 km (0.099 R)
• M13: 11,307,355 km (0.07 R)
• M14: 12,543,183 km (0.041 R)
• M15: 13,301,046 km (0.056 R)
• M16: 14,358,852 km (0.108 R)
• M17: 15,282,470 km (0.108 R)
• M18: 15,807,259 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487.2

Radius: 10.6

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.94 AU - 5.82 AU

Year: 7189 Days

Day: 13.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 69,291,356 km

• M1: 131,796 km (0.025 R)
• M2: 486,193 km (0.109 R)
• M3: 1,064,538 km (0.076 R)
• M4: 1,688,062 km (0.115 R)
• M5: 2,114,267 km (0.079 R)
• M6: 2,576,524 km (0.08 R)
• M7: 3,660,361 km (0.081 R)
• M8: 4,058,141 km (0.085 R)
• M9: 4,615,842 km (0.1 R)
• M10: 4,968,893 km (0.085 R)
• M11: 5,310,874 km (0.057 R)
• M12: 6,466,069 km (0.097 R)
• M13: 7,300,376 km (0.085 R)
• M14: 8,049,113 km (0.061 R)
• M15: 9,140,280 km (0.092 R)
• M16: 9,965,313 km (0.119 R)
• M17: 11,515,296 km (0.086 R)
• M18: 11,914,124 km (0.088 R)
• M19: 17,059,692 km (0.117 R)
• M20: 18,716,040 km (0.117 R)
• M21: 20,332,295 km (0.046 R)
• M22: 21,585,178 km (0.075 R)
• M23: 22,810,833 km (0.045 R)
• M24: 25,484,296 km (0.11 R)
• M25: 26,420,031 km (0.032 R)
• M26: 28,179,901 km (0.114 R)
• M27: 29,922,865 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.9

Radius: 11.1

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 5.44 AU - 5.84 AU

Year: 8932 Days

Day: 12.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,291,356 km

• M1: 138,378 km (0.04 R)
• M2: 563,236 km (0.108 R)
• M3: 1,174,493 km (0.082 R)
• M4: 1,879,548 km (0.058 R)
• M5: 2,884,995 km (0.106 R)
• M6: 3,582,121 km (0.102 R)
• M7: 4,769,031 km (0.094 R)
• M8: 6,487,012 km (0.119 R)
• M9: 8,391,094 km (0.079 R)
• M10: 9,223,756 km (0.07 R)
• M11: 11,761,983 km (0.095 R)
• M12: 15,359,812 km (0.038 R)
• M13: 16,302,428 km (0.057 R)
• M14: 16,910,693 km (0.115 R)
• M15: 21,529,378 km (0.107 R)
• M16: 23,238,982 km (0.047 R)
• M17: 26,176,187 km (0.061 R)
• M18: 30,710,348 km (0.04 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.3

Radius: 4.8

Gravity: 28.7 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.99 AU - 6.51 AU

Year: 10420 Days

Day: 21.5 Hours

Environment

Temp: -228 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,291,356 km

• M1: 59,839 km (0.107 R)
• M2: 329,415 km (0.07 R)
• M3: 856,597 km (0.12 R)
• M4: 1,060,051 km (0.043 R)
• M5: 1,333,665 km (0.059 R)
• M6: 1,550,881 km (0.118 R)
• M7: 2,603,751 km (0.11 R)
• M8: 3,172,073 km (0.099 R)
• M9: 3,585,861 km (0.112 R)
• M10: 5,140,931 km (0.061 R)
• M11: 6,211,603 km (0.081 R)
• M12: 7,464,784 km (0.071 R)
• M13: 8,328,263 km (0.109 R)
• M14: 8,830,613 km (0.101 R)
• M15: 9,795,519 km (0.105 R)
• M16: 10,200,331 km (0.076 R)
• M17: 11,152,072 km (0.07 R)
• M18: 12,452,527 km (0.063 R)
• M19: 12,688,592 km (0.12 R)
• M20: 13,291,771 km (0.076 R)
• M21: 13,538,308 km (0.062 R)
• M22: 17,391,351 km (0.088 R)
• M23: 18,135,151 km (0.065 R)
• M24: 20,248,969 km (0.032 R)
• M25: 24,771,911 km (0.102 R)
• M26: 25,903,619 km (0.113 R)
• M27: 26,872,714 km (0.083 R)
• M28: 27,865,595 km (0.048 R)
• M29: 28,472,963 km (0.103 R)
• M30: 32,415,016 km (0.065 R)
• M31: 33,996,715 km (0.082 R)
• M32: 34,923,324 km (0.105 R)
• M33: 41,622,167 km (0.096 R)
• M34: 44,717,945 km (0.109 R)
• M35: 45,132,780 km (0.111 R)
• M36: 47,675,495 km (0.095 R)
• M37: 48,398,352 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 366.3

Radius: 6.8

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.56 AU - 8.52 AU

Year: 13807 Days

Day: 24.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,291,356 km

• M1: 84,523 km (0.083 R)
• M2: 604,375 km (0.116 R)
• M3: 1,222,963 km (0.081 R)
• M4: 1,722,470 km (0.076 R)
• M5: 2,131,620 km (0.11 R)
• M6: 2,504,119 km (0.111 R)
• M7: 3,576,436 km (0.108 R)
• M8: 4,620,629 km (0.12 R)
• M9: 8,052,853 km (0.076 R)
• M10: 8,678,023 km (0.118 R)
• M11: 11,505,871 km (0.087 R)
• M12: 13,187,501 km (0.101 R)
• M13: 16,601,923 km (0.046 R)
• M14: 20,481,444 km (0.12 R)
• M15: 25,961,663 km (0.099 R)
• M16: 30,182,866 km (0.114 R)
• M17: 34,723,760 km (0.043 R)
• M18: 36,853,735 km (0.114 R)
• M19: 40,081,608 km (0.103 R)
• M20: 42,291,168 km (0.038 R)
• M21: 47,807,889 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.4

Radius: 3.1

Gravity: 47.28 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.91 AU - 8.19 AU

Year: 15231 Days

Day: 20.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,291,356 km

• M1: 41,588 km (0.068 R)
• M2: 171,589 km (0.12 R)
• M3: 822,339 km (0.086 R)
• M4: 1,884,784 km (0.083 R)
• M5: 1,989,951 km (0.053 R)
• M6: 2,136,258 km (0.101 R)
• M7: 2,931,520 km (0.085 R)
• M8: 3,049,104 km (0.117 R)
• M9: 4,048,418 km (0.058 R)
• M10: 4,343,873 km (0.113 R)
• M11: 5,780,013 km (0.116 R)
• M12: 7,374,277 km (0.059 R)
• M13: 9,959,777 km (0.042 R)
• M14: 10,118,950 km (0.059 R)
• M15: 10,772,692 km (0.106 R)
• M16: 16,820,336 km (0.099 R)
• M17: 20,679,362 km (0.066 R)
• M18: 27,511,497 km (0.088 R)
• M19: 30,196,031 km (0.104 R)
• M20: 33,760,799 km (0.059 R)
• M21: 34,119,983 km (0.112 R)
• M22: 34,602,885 km (0.119 R)
• M23: 34,724,209 km (0.094 R)
• M24: 37,212,770 km (0.067 R)
• M25: 38,500,358 km (0.065 R)
• M26: 41,437,264 km (0.069 R)
• M27: 48,964,879 km (0.093 R)
• M28: 50,666,106 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.7

Radius: 7.2

Gravity: 19.17 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 8.42 AU - 8.66 AU

Year: 16642 Days

Day: 18.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 69,291,356 km

• M1: 96,939 km (0.036 R)
• M2: 331,359 km (0.098 R)
• M3: 1,128,566 km (0.101 R)
• M4: 1,907,672 km (0.079 R)
• M5: 2,206,868 km (0.08 R)
• M6: 2,445,925 km (0.102 R)
• M7: 3,730,223 km (0.117 R)
• M8: 4,332,205 km (0.101 R)
• M9: 4,709,491 km (0.061 R)
• M10: 5,145,718 km (0.084 R)
• M11: 6,056,919 km (0.1 R)
• M12: 6,529,049 km (0.106 R)
• M13: 7,546,465 km (0.099 R)
• M14: 9,320,995 km (0.038 R)
• M15: 9,660,731 km (0.093 R)
• M16: 10,185,969 km (0.117 R)
• M17: 10,729,907 km (0.086 R)
• M18: 14,110,969 km (0.103 R)
• M19: 14,483,916 km (0.098 R)
• M20: 15,562,966 km (0.11 R)
• M21: 18,493,887 km (0.086 R)
• M22: 20,608,453 km (0.096 R)
• M23: 21,576,052 km (0.041 R)
• M24: 21,872,256 km (0.101 R)
• M25: 23,186,922 km (0.05 R)
• M26: 37,048,810 km (0.077 R)
• M27: 38,913,099 km (0.111 R)
• M28: 42,055,552 km (0.106 R)
• M29: 45,040,777 km (0.094 R)
• M30: 48,839,815 km (0.116 R)
• M31: 50,209,833 km (0.083 R)
• M32: 50,556,301 km (0.102 R)
• M33: 51,253,876 km (0.095 R)
• M34: 60,917,001 km (0.069 R)
• M35: 63,509,233 km (0.119 R)
• M36: 71,945,506 km (0.086 R)
• M37: 75,065,968 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 812.9

Radius: 3.1

Gravity: 84.59 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 8.8 AU - 10 AU

Year: 19219 Days

Day: 22.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 69,291,356 km

• M1: 39,344 km (0.094 R)
• M2: 218,862 km (0.074 R)
• M3: 319,391 km (0.035 R)
• M4: 416,929 km (0.111 R)
• M5: 576,401 km (0.103 R)
• M6: 1,205,759 km (0.034 R)
• M7: 1,481,169 km (0.056 R)
• M8: 1,741,319 km (0.062 R)
• M9: 2,092,575 km (0.056 R)
• M10: 2,307,248 km (0.12 R)
• M11: 2,465,971 km (0.062 R)
• M12: 3,851,248 km (0.101 R)
• M13: 4,618,385 km (0.084 R)
• M14: 5,847,482 km (0.119 R)
• M15: 7,375,474 km (0.095 R)
• M16: 7,820,528 km (0.093 R)
• M17: 8,023,981 km (0.079 R)
• M18: 9,262,951 km (0.114 R)
• M19: 9,605,978 km (0.055 R)
• M20: 11,910,683 km (0.1 R)
• M21: 16,059,780 km (0.117 R)
• M22: 17,574,010 km (0.035 R)
• M23: 18,365,532 km (0.063 R)
• M24: 22,172,648 km (0.115 R)
• M25: 23,304,805 km (0.088 R)
• M26: 29,793,912 km (0.112 R)
• M27: 30,289,829 km (0.113 R)
• M28: 33,381,418 km (0.103 R)
• M29: 35,833,477 km (0.086 R)
• M30: 36,113,225 km (0.106 R)
• M31: 39,732,596 km (0.118 R)
• M32: 43,745,409 km (0.109 R)
• M33: 46,179,068 km (0.114 R)
• M34: 49,044,465 km (0.114 R)
• M35: 49,389,139 km (0.044 R)
• M36: 50,258,003 km (0.085 R)
• M37: 58,540,639 km (0.083 R)
• M38: 58,734,368 km (0.095 R)
• M39: 68,974,641 km (0.046 R)
• M40: 70,935,720 km (0.118 R)
• M41: 71,597,691 km (0.11 R)
• M42: 77,274,481 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 369.4

Radius: 4.8

Gravity: 16.03 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 10.76 AU - 10.84 AU

Year: 23668 Days

Day: 15.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 69,291,356 km

• M1: 62,382 km (0.116 R)
• M2: 399,875 km (0.066 R)
• M3: 613,501 km (0.093 R)
• M4: 796,908 km (0.106 R)
• M5: 993,031 km (0.102 R)
• M6: 1,713,494 km (0.086 R)
• M7: 2,102,299 km (0.055 R)
• M8: 2,286,005 km (0.079 R)
• M9: 2,639,206 km (0.052 R)
• M10: 3,594,986 km (0.098 R)
• M11: 3,858,578 km (0.076 R)
• M12: 4,358,983 km (0.081 R)
• M13: 4,761,700 km (0.106 R)
• M14: 5,079,745 km (0.113 R)
• M15: 7,386,096 km (0.028 R)
• M16: 8,661,866 km (0.096 R)
• M17: 9,516,070 km (0.081 R)
• M18: 12,217,808 km (0.039 R)
• M19: 13,152,794 km (0.05 R)
• M20: 13,497,917 km (0.069 R)
• M21: 15,390,779 km (0.117 R)
• M22: 15,929,032 km (0.069 R)
• M23: 17,206,448 km (0.1 R)
• M24: 23,001,271 km (0.083 R)
• M25: 31,789,548 km (0.086 R)
• M26: 40,655,465 km (0.098 R)
• M27: 48,047,844 km (0.118 R)
• M28: 49,361,014 km (0.031 R)
• M29: 54,675,778 km (0.028 R)
• M30: 59,229,986 km (0.11 R)
• M31: 59,417,133 km (0.044 R)
• M32: 62,467,134 km (0.058 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 291 - 15,103 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit