🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623

Radius: 13.8

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.87 AU - 0.89 AU

Year: 525 Days

Day: 13.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,458,103 km

• M1: 171,589 km (0.071 R)
• M2: 760,855 km (0.082 R)
• M3: 1,192,145 km (0.089 R)
• M4: 1,697,038 km (0.067 R)
• M5: 2,182,334 km (0.108 R)
• M6: 2,921,347 km (0.063 R)
• M7: 3,901,812 km (0.109 R)
• M8: 5,027,536 km (0.082 R)
• M9: 5,974,789 km (0.101 R)
• M10: 6,434,653 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.1

Radius: 12.2

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.04 AU - 1.06 AU

Year: 684 Days

Day: 8.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,458,103 km

• M1: 153,936 km (0.113 R)
• M2: 590,164 km (0.044 R)
• M3: 1,010,534 km (0.101 R)
• M4: 1,396,945 km (0.11 R)
• M5: 2,102,000 km (0.064 R)
• M6: 2,631,277 km (0.088 R)
• M7: 3,273,201 km (0.118 R)
• M8: 3,890,592 km (0.084 R)
• M9: 4,506,935 km (0.04 R)
• M10: 5,170,551 km (0.077 R)
• M11: 6,085,791 km (0.044 R)
• M12: 7,276,141 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 355

Radius: 8.1

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.9 AU - 3.92 AU

Year: 4916 Days

Day: 10.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 73,458,103 km

• M1: 101,727 km (0.079 R)
• M2: 376,388 km (0.109 R)
• M3: 659,427 km (0.062 R)
• M4: 1,252,433 km (0.074 R)
• M5: 1,517,371 km (0.113 R)
• M6: 2,643,993 km (0.072 R)
• M7: 2,910,277 km (0.051 R)
• M8: 3,556,390 km (0.102 R)
• M9: 3,861,121 km (0.111 R)
• M10: 4,712,183 km (0.109 R)
• M11: 5,080,493 km (0.099 R)
• M12: 5,792,280 km (0.114 R)
• M13: 6,508,854 km (0.079 R)
• M14: 8,940,118 km (0.103 R)
• M15: 9,467,301 km (0.109 R)
• M16: 10,625,338 km (0.118 R)
• M17: 11,477,149 km (0.081 R)
• M18: 12,933,484 km (0.084 R)
• M19: 13,316,155 km (0.111 R)
• M20: 13,804,892 km (0.045 R)
• M21: 15,343,356 km (0.027 R)
• M22: 17,743,055 km (0.116 R)
• M23: 20,062,720 km (0.1 R)
• M24: 20,575,542 km (0.044 R)
• M25: 22,234,881 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 235.3

Radius: 14.6

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.42 AU - 5.1 AU

Year: 5590 Days

Day: 13 Hours

Environment

Temp: -222 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,458,103 km

• M1: 182,809 km (0.101 R)
• M2: 710,291 km (0.046 R)
• M3: 1,218,475 km (0.062 R)
• M4: 1,716,486 km (0.093 R)
• M5: 2,227,213 km (0.053 R)
• M6: 3,161,901 km (0.099 R)
• M7: 4,388,902 km (0.098 R)
• M8: 5,161,426 km (0.083 R)
• M9: 8,100,575 km (0.107 R)
• M10: 8,865,319 km (0.118 R)
• M11: 9,985,209 km (0.112 R)
• M12: 12,014,803 km (0.114 R)
• M13: 13,528,584 km (0.107 R)
• M14: 14,707,116 km (0.046 R)
• M15: 16,877,333 km (0.084 R)
• M16: 18,595,315 km (0.072 R)
• M17: 19,072,532 km (0.111 R)
• M18: 21,257,409 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.2

Radius: 8.4

Gravity: 13.69 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 4.41 AU - 4.91 AU

Year: 6396 Days

Day: 7.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 73,458,103 km

• M1: 112,647 km (0.094 R)
• M2: 390,600 km (0.061 R)
• M3: 787,932 km (0.089 R)
• M4: 1,290,132 km (0.106 R)
• M5: 1,600,847 km (0.078 R)
• M6: 2,055,774 km (0.094 R)
• M7: 2,949,172 km (0.081 R)
• M8: 3,659,314 km (0.117 R)
• M9: 4,533,713 km (0.046 R)
• M10: 5,200,022 km (0.034 R)
• M11: 7,169,328 km (0.037 R)
• M12: 8,320,484 km (0.067 R)
• M13: 10,104,139 km (0.112 R)
• M14: 10,934,258 km (0.116 R)
• M15: 11,703,939 km (0.113 R)
• M16: 12,021,685 km (0.093 R)
• M17: 14,470,452 km (0.028 R)
• M18: 14,836,668 km (0.102 R)
• M19: 16,298,239 km (0.104 R)
• M20: 17,301,742 km (0.089 R)
• M21: 17,645,218 km (0.056 R)
• M22: 20,867,108 km (0.075 R)
• M23: 21,969,345 km (0.027 R)
• M24: 22,372,212 km (0.099 R)
• M25: 23,610,583 km (0.089 R)
• M26: 25,156,228 km (0.049 R)
• M27: 28,068,600 km (0.08 R)
• M28: 29,119,525 km (0.044 R)
• M29: 30,996,230 km (0.064 R)
• M30: 33,693,031 km (0.099 R)
• M31: 34,336,900 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.1

Radius: 8

Gravity: 15.19 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.5 AU - 6.26 AU

Year: 7934 Days

Day: 5.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,458,103 km

• M1: 105,616 km (0.101 R)
• M2: 420,520 km (0.095 R)
• M3: 728,392 km (0.088 R)
• M4: 1,566,888 km (0.047 R)
• M5: 2,284,808 km (0.081 R)
• M6: 2,960,093 km (0.077 R)
• M7: 3,274,398 km (0.052 R)
• M8: 5,036,362 km (0.095 R)
• M9: 5,619,195 km (0.056 R)
• M10: 5,927,068 km (0.107 R)
• M11: 9,608,522 km (0.09 R)
• M12: 9,901,135 km (0.103 R)
• M13: 10,814,729 km (0.094 R)
• M14: 11,131,428 km (0.103 R)
• M15: 11,399,956 km (0.119 R)
• M16: 11,894,377 km (0.057 R)
• M17: 12,575,795 km (0.055 R)
• M18: 18,241,516 km (0.054 R)
• M19: 19,611,084 km (0.118 R)
• M20: 23,420,594 km (0.103 R)
• M21: 24,309,504 km (0.098 R)
• M22: 27,500,277 km (0.119 R)
• M23: 29,399,572 km (0.082 R)
• M24: 29,913,590 km (0.07 R)
• M25: 31,384,885 km (0.096 R)
• M26: 35,504,212 km (0.104 R)
• M27: 37,152,482 km (0.112 R)
• M28: 38,116,939 km (0.101 R)
• M29: 40,727,871 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 791.2

Radius: 7.8

Gravity: 13 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.57 AU - 9.77 AU

Year: 14848 Days

Day: 20.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,458,103 km

• M1: 96,939 km (0.054 R)
• M2: 441,314 km (0.077 R)
• M3: 1,000,511 km (0.1 R)
• M4: 1,501,215 km (0.102 R)
• M5: 2,044,105 km (0.115 R)
• M6: 2,299,469 km (0.118 R)
• M7: 2,780,875 km (0.118 R)
• M8: 3,434,468 km (0.086 R)
• M9: 4,734,623 km (0.025 R)
• M10: 5,185,361 km (0.069 R)
• M11: 5,439,827 km (0.05 R)
• M12: 8,315,846 km (0.074 R)
• M13: 9,233,929 km (0.105 R)
• M14: 9,554,517 km (0.102 R)
• M15: 10,049,237 km (0.107 R)
• M16: 10,735,442 km (0.118 R)
• M17: 11,452,315 km (0.04 R)
• M18: 11,822,570 km (0.103 R)
• M19: 13,725,904 km (0.081 R)
• M20: 18,463,369 km (0.101 R)
• M21: 19,058,470 km (0.071 R)
• M22: 19,578,771 km (0.101 R)
• M23: 20,108,497 km (0.091 R)
• M24: 20,376,876 km (0.092 R)
• M25: 21,661,173 km (0.107 R)
• M26: 22,323,144 km (0.107 R)
• M27: 22,998,578 km (0.058 R)
• M28: 24,593,591 km (0.102 R)
• M29: 25,731,881 km (0.087 R)
• M30: 27,231,151 km (0.061 R)
• M31: 27,780,325 km (0.113 R)
• M32: 30,402,476 km (0.119 R)
• M33: 35,088,929 km (0.113 R)
• M34: 36,265,366 km (0.116 R)
• M35: 38,696,780 km (0.113 R)
• M36: 46,796,458 km (0.072 R)
• M37: 48,061,308 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462.4

Radius: 3.5

Gravity: 37.75 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.86 AU - 10.9 AU

Year: 18266 Days

Day: 16.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 73,458,103 km

• M1: 43,533 km (0.079 R)
• M2: 175,179 km (0.094 R)
• M3: 286,480 km (0.097 R)
• M4: 693,985 km (0.036 R)
• M5: 1,738,776 km (0.103 R)
• M6: 2,279,423 km (0.068 R)
• M7: 2,511,299 km (0.098 R)
• M8: 2,644,292 km (0.119 R)
• M9: 3,046,710 km (0.051 R)
• M10: 3,249,715 km (0.1 R)
• M11: 3,434,618 km (0.086 R)
• M12: 3,710,925 km (0.051 R)
• M13: 3,942,502 km (0.096 R)
• M14: 4,152,986 km (0.058 R)
• M15: 5,957,735 km (0.071 R)
• M16: 9,658,039 km (0.101 R)
• M17: 10,489,653 km (0.083 R)
• M18: 10,603,946 km (0.053 R)
• M19: 11,609,992 km (0.089 R)
• M20: 12,357,383 km (0.065 R)
• M21: 15,152,619 km (0.08 R)
• M22: 17,445,954 km (0.111 R)
• M23: 17,687,255 km (0.12 R)
• M24: 20,048,059 km (0.093 R)
• M25: 20,939,663 km (0.07 R)
• M26: 22,515,527 km (0.119 R)
• M27: 23,380,950 km (0.119 R)
• M28: 23,970,067 km (0.115 R)
• M29: 24,770,864 km (0.072 R)
• M30: 25,486,092 km (0.065 R)
• M31: 31,829,939 km (0.091 R)
• M32: 32,431,921 km (0.073 R)
• M33: 35,427,469 km (0.088 R)
• M34: 38,330,714 km (0.088 R)
• M35: 41,961,604 km (0.112 R)
• M36: 47,513,780 km (0.033 R)
• M37: 49,897,472 km (0.092 R)
• M38: 50,221,202 km (0.077 R)
• M39: 52,193,052 km (0.098 R)
• M40: 54,215,914 km (0.117 R)
• M41: 59,318,847 km (0.116 R)
• M42: 59,682,071 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 789.7

Radius: 4.7

Gravity: 35.75 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 8.99 AU - 10.43 AU

Year: 19238 Days

Day: 24.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,458,103 km

• M1: 59,540 km (0.065 R)
• M2: 364,869 km (0.085 R)
• M3: 798,703 km (0.086 R)
• M4: 1,066,633 km (0.112 R)
• M5: 1,286,841 km (0.112 R)
• M6: 1,504,207 km (0.09 R)
• M7: 1,727,556 km (0.1 R)
• M8: 1,914,254 km (0.087 R)
• M9: 3,961,651 km (0.088 R)
• M10: 4,122,469 km (0.113 R)
• M11: 4,287,625 km (0.065 R)
• M12: 6,106,585 km (0.115 R)
• M13: 6,541,616 km (0.097 R)
• M14: 8,542,936 km (0.115 R)
• M15: 13,196,028 km (0.115 R)
• M16: 13,628,216 km (0.113 R)
• M17: 20,232,813 km (0.11 R)
• M18: 21,098,685 km (0.084 R)
• M19: 22,698,635 km (0.074 R)
• M20: 23,318,867 km (0.089 R)
• M21: 25,028,023 km (0.097 R)
• M22: 25,247,333 km (0.037 R)
• M23: 28,693,320 km (0.076 R)
• M24: 29,296,649 km (0.074 R)
• M25: 32,831,945 km (0.107 R)
• M26: 34,974,486 km (0.039 R)
• M27: 36,079,865 km (0.086 R)
• M28: 36,924,195 km (0.116 R)
• M29: 39,239,671 km (0.041 R)
• M30: 48,273,886 km (0.082 R)
• M31: 52,280,117 km (0.069 R)
• M32: 60,157,343 km (0.113 R)
• M33: 63,762,352 km (0.085 R)
• M34: 69,652,170 km (0.075 R)
• M35: 73,399,298 km (0.105 R)
• M36: 73,623,844 km (0.12 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 423.8

Radius: 7.3

Gravity: 7.95 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 9.64 AU - 12.94 AU

Year: 24120 Days

Day: 21.7 Hours

Environment

Temp: -238 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,458,103 km

• M1: 91,105 km (0.083 R)
• M2: 547,827 km (0.064 R)
• M3: 809,773 km (0.056 R)
• M4: 1,599,949 km (0.103 R)
• M5: 2,898,758 km (0.075 R)
• M6: 3,182,844 km (0.089 R)
• M7: 3,807,116 km (0.084 R)
• M8: 4,212,676 km (0.088 R)
• M9: 7,185,635 km (0.103 R)
• M10: 7,708,030 km (0.065 R)
• M11: 9,261,754 km (0.061 R)
• M12: 9,709,051 km (0.041 R)
• M13: 9,937,936 km (0.058 R)
• M14: 13,966,008 km (0.052 R)
• M15: 17,916,888 km (0.052 R)
• M16: 18,611,321 km (0.088 R)
• M17: 22,654,653 km (0.105 R)
• M18: 23,775,889 km (0.115 R)
• M19: 26,018,361 km (0.104 R)
• M20: 30,672,650 km (0.094 R)
• M21: 33,455,021 km (0.089 R)
• M22: 35,041,506 km (0.049 R)
• M23: 37,937,272 km (0.108 R)
• M24: 40,395,315 km (0.086 R)
• M25: 47,410,707 km (0.114 R)
• M26: 52,161,935 km (0.099 R)
• M27: 54,291,910 km (0.038 R)
• M28: 55,378,289 km (0.12 R)
• M29: 61,223,228 km (0.047 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 16,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit