🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.39 AU - 0.65 AU

Year: 242 Days

Day: 45.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,603,556 km

• M1: 53,257 km (0.106 R)
• M2: 155,432 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.5 AU - 0.74 AU

Year: 315 Days

Day: 12.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 65.8

Radius: 9.9

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.73 AU - 0.77 AU

Year: 419 Days

Day: 7.7 Hours

Environment

Temp: -144 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 48,603,556 km

• M1: 130,300 km (0.069 R)
• M2: 192,532 km (0.093 R)
• M3: 278,850 km (0.105 R)
• M4: 345,721 km (0.117 R)
• M5: 422,016 km (0.1 R)
• M6: 493,523 km (0.083 R)
• M7: 623,973 km (0.074 R)
• M8: 687,253 km (0.064 R)
• M9: 808,427 km (0.116 R)
• M10: 903,721 km (0.09 R)
• M11: 1,070,522 km (0.091 R)
• M12: 1,150,856 km (0.112 R)
• M13: 1,221,915 km (0.047 R)
• M14: 1,315,115 km (0.101 R)
• M15: 1,413,700 km (0.119 R)
• M16: 1,477,877 km (0.082 R)
• M17: 1,539,960 km (0.095 R)
• M18: 1,721,722 km (0.08 R)
• M19: 1,810,433 km (0.111 R)
• M20: 1,917,546 km (0.115 R)
• M21: 2,006,107 km (0.119 R)
• M22: 2,134,762 km (0.058 R)
• M23: 2,205,372 km (0.118 R)
• M24: 2,327,294 km (0.046 R)
• M25: 2,436,949 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.6

Radius: 11.1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.55 AU - 1.61 AU

Year: 1282 Days

Day: 11 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 48,603,556 km

• M1: 144,811 km (0.062 R)
• M2: 345,122 km (0.106 R)
• M3: 422,165 km (0.111 R)
• M4: 499,208 km (0.113 R)
• M5: 611,107 km (0.059 R)
• M6: 683,812 km (0.034 R)
• M7: 778,358 km (0.055 R)
• M8: 951,592 km (0.111 R)
• M9: 1,048,382 km (0.083 R)
• M10: 1,154,148 km (0.092 R)
• M11: 1,230,592 km (0.085 R)
• M12: 1,314,367 km (0.076 R)
• M13: 1,388,567 km (0.055 R)
• M14: 1,535,622 km (0.031 R)
• M15: 1,626,428 km (0.091 R)
• M16: 1,839,156 km (0.062 R)
• M17: 2,027,949 km (0.089 R)
• M18: 2,257,581 km (0.117 R)
• M19: 2,389,676 km (0.111 R)
• M20: 2,545,857 km (0.04 R)
• M21: 2,705,627 km (0.041 R)
• M22: 2,786,709 km (0.119 R)
• M23: 2,951,416 km (0.082 R)
• M24: 3,080,968 km (0.073 R)
• M25: 3,196,906 km (0.11 R)
• M26: 3,267,217 km (0.118 R)
• M27: 3,433,122 km (0.055 R)
• M28: 3,831,351 km (0.097 R)
• M29: 4,142,066 km (0.058 R)
• M30: 4,261,744 km (0.087 R)
• M31: 4,460,859 km (0.089 R)
• M32: 4,539,697 km (0.069 R)
• M33: 4,645,463 km (0.086 R)
• M34: 4,805,682 km (0.098 R)
• M35: 4,895,441 km (0.09 R)
• M36: 5,122,530 km (0.1 R)
• M37: 5,371,611 km (0.12 R)
• M38: 5,568,182 km (0.085 R)
• M39: 5,643,580 km (0.113 R)
• M40: 5,738,574 km (0.114 R)
• M41: 5,833,868 km (0.071 R)
• M42: 5,910,612 km (0.042 R)
• M43: 6,026,401 km (0.113 R)
• M44: 6,103,892 km (0.117 R)
• M45: 6,348,485 km (0.082 R)
• M46: 6,776,634 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.6

Radius: 10.9

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.33 AU - 3.61 AU

Year: 3305 Days

Day: 5.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 48,603,556 km

• M1: 177,423 km (0.064 R)
• M2: 328,218 km (0.096 R)
• M3: 571,613 km (0.045 R)
• M4: 698,173 km (0.099 R)
• M5: 873,053 km (0.117 R)
• M6: 1,323,343 km (0.11 R)
• M7: 1,426,266 km (0.117 R)
• M8: 1,543,850 km (0.113 R)
• M9: 1,739,075 km (0.088 R)
• M10: 2,100,504 km (0.096 R)
• M11: 2,262,668 km (0.055 R)
• M12: 2,485,419 km (0.111 R)
• M13: 2,628,435 km (0.093 R)
• M14: 2,833,234 km (0.09 R)
• M15: 2,982,832 km (0.094 R)
• M16: 3,227,724 km (0.111 R)
• M17: 3,431,476 km (0.096 R)
• M18: 3,901,662 km (0.025 R)
• M19: 4,288,971 km (0.118 R)
• M20: 4,671,194 km (0.087 R)
• M21: 4,848,467 km (0.088 R)
• M22: 4,920,124 km (0.056 R)
• M23: 5,118,790 km (0.117 R)
• M24: 5,191,794 km (0.073 R)
• M25: 5,636,698 km (0.095 R)
• M26: 5,825,640 km (0.118 R)
• M27: 5,997,678 km (0.093 R)
• M28: 6,171,211 km (0.078 R)
• M29: 6,307,495 km (0.117 R)
• M30: 6,444,676 km (0.107 R)
• M31: 6,822,261 km (0.047 R)
• M32: 7,166,037 km (0.085 R)
• M33: 7,744,981 km (0.086 R)
• M34: 8,103,717 km (0.105 R)
• M35: 8,188,987 km (0.084 R)
• M36: 8,274,408 km (0.062 R)
• M37: 8,403,361 km (0.119 R)
• M38: 8,597,838 km (0.108 R)
• M39: 8,706,596 km (0.12 R)
• M40: 8,969,290 km (0.108 R)
• M41: 9,212,536 km (0.106 R)
• M42: 9,615,254 km (0.081 R)
• M43: 9,705,611 km (0.075 R)
• M44: 10,046,694 km (0.105 R)
• M45: 10,115,359 km (0.114 R)
• M46: 10,623,992 km (0.112 R)
• M47: 10,764,165 km (0.084 R)
• M48: 10,904,937 km (0.076 R)
• M49: 10,975,547 km (0.101 R)
• M50: 11,569,899 km (0.058 R)
• M51: 11,642,005 km (0.093 R)
• M52: 11,762,432 km (0.092 R)
• M53: 12,077,335 km (0.106 R)
• M54: 12,321,629 km (0.075 R)
• M55: 12,592,102 km (0.11 R)
• M56: 12,814,853 km (0.12 R)
• M57: 13,063,933 km (0.103 R)
• M58: 13,164,014 km (0.093 R)
• M59: 13,415,488 km (0.11 R)
• M60: 13,592,313 km (0.051 R)
• M61: 13,897,343 km (0.082 R)
• M62: 14,410,912 km (0.025 R)
• M63: 14,617,956 km (0.092 R)
• M64: 15,087,693 km (0.092 R)
• M65: 15,748,168 km (0.109 R)
• M66: 15,881,460 km (0.052 R)
• M67: 16,256,651 km (0.1 R)
• M68: 16,553,304 km (0.043 R)
• M69: 16,716,066 km (0.102 R)
• M70: 17,124,917 km (0.077 R)
• M71: 17,564,735 km (0.114 R)
• M72: 17,702,963 km (0.091 R)
• M73: 18,119,892 km (0.109 R)
• M74: 18,315,417 km (0.037 R)
• M75: 18,934,902 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.4

Radius: 10.3

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.83 AU - 5.43 AU

Year: 6433 Days

Day: 13.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 48,603,556 km

• M1: 689,347 km (0.104 R)
• M2: 933,940 km (0.116 R)
• M3: 1,206,357 km (0.085 R)
• M4: 1,286,542 km (0.083 R)
• M5: 1,521,261 km (0.082 R)
• M6: 1,608,476 km (0.095 R)
• M7: 1,751,641 km (0.094 R)
• M8: 1,880,445 km (0.067 R)
• M9: 1,955,543 km (0.102 R)
• M10: 2,206,718 km (0.078 R)
• M11: 2,509,654 km (0.117 R)
• M12: 2,719,240 km (0.105 R)
• M13: 2,890,979 km (0.086 R)
• M14: 3,381,809 km (0.079 R)
• M15: 3,497,000 km (0.108 R)
• M16: 3,613,537 km (0.102 R)
• M17: 4,092,848 km (0.109 R)
• M18: 4,440,364 km (0.108 R)
• M19: 4,668,800 km (0.071 R)
• M20: 5,084,682 km (0.077 R)
• M21: 5,190,448 km (0.087 R)
• M22: 5,675,893 km (0.091 R)
• M23: 5,896,250 km (0.098 R)
• M24: 6,035,526 km (0.077 R)
• M25: 6,147,575 km (0.106 R)
• M26: 6,260,521 km (0.061 R)
• M27: 7,516,994 km (0.049 R)
• M28: 7,973,267 km (0.051 R)
• M29: 8,849,163 km (0.05 R)
• M30: 9,266,092 km (0.109 R)
• M31: 9,525,944 km (0.044 R)
• M32: 9,788,338 km (0.114 R)
• M33: 9,920,284 km (0.044 R)
• M34: 10,019,766 km (0.086 R)
• M35: 10,119,398 km (0.101 R)
• M36: 10,252,989 km (0.062 R)
• M37: 10,521,817 km (0.11 R)
• M38: 10,792,888 km (0.088 R)
• M39: 10,997,687 km (0.066 R)
• M40: 11,203,983 km (0.047 R)
• M41: 11,272,948 km (0.12 R)
• M42: 11,411,326 km (0.075 R)
• M43: 11,515,595 km (0.072 R)
• M44: 11,724,883 km (0.102 R)
• M45: 11,935,517 km (0.073 R)
• M46: 12,147,497 km (0.093 R)
• M47: 12,289,465 km (0.1 R)
• M48: 13,043,738 km (0.084 R)
• M49: 13,998,471 km (0.058 R)
• M50: 14,110,071 km (0.105 R)
• M51: 14,221,970 km (0.102 R)
• M52: 14,597,162 km (0.11 R)
• M53: 15,013,642 km (0.093 R)
• M54: 15,127,785 km (0.117 R)
• M55: 15,395,566 km (0.105 R)
• M56: 15,703,438 km (0.101 R)
• M57: 16,403,706 km (0.086 R)
• M58: 16,600,128 km (0.043 R)
• M59: 16,718,160 km (0.116 R)
• M60: 16,955,423 km (0.118 R)
• M61: 18,524,256 km (0.091 R)
• M62: 18,687,766 km (0.099 R)
• M63: 19,637,264 km (0.088 R)
• M64: 19,971,166 km (0.102 R)
• M65: 20,264,976 km (0.101 R)
• M66: 20,602,469 km (0.106 R)
• M67: 20,856,786 km (0.073 R)
• M68: 21,026,878 km (0.069 R)
• M69: 21,540,149 km (0.11 R)
• M70: 21,841,439 km (0.072 R)
• M71: 22,014,224 km (0.084 R)
• M72: 23,368,683 km (0.115 R)
• M73: 23,989,215 km (0.103 R)
• M74: 24,301,426 km (0.062 R)
• M75: 24,704,892 km (0.082 R)
• M76: 25,020,393 km (0.061 R)
• M77: 25,291,764 km (0.112 R)
• M78: 25,609,510 km (0.084 R)
• M79: 26,203,413 km (0.119 R)
• M80: 28,152,823 km (0.113 R)
• M81: 29,049,812 km (0.114 R)
• M82: 32,879,518 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 888.1

Radius: 3.6

Gravity: 68.53 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.12 AU - 7.14 AU

Year: 9800 Days

Day: 23.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 48,603,556 km

• M1: 62,981 km (0.094 R)
• M2: 104,270 km (0.12 R)
• M3: 248,482 km (0.105 R)
• M4: 426,354 km (0.104 R)
• M5: 504,145 km (0.058 R)
• M6: 620,831 km (0.072 R)
• M7: 745,895 km (0.072 R)
• M8: 938,278 km (0.069 R)
• M9: 1,232,537 km (0.094 R)
• M10: 1,299,108 km (0.106 R)
• M11: 1,366,876 km (0.097 R)
• M12: 1,674,000 km (0.037 R)
• M13: 1,723,068 km (0.114 R)
• M14: 1,822,850 km (0.106 R)
• M15: 1,924,427 km (0.102 R)
• M16: 2,027,799 km (0.06 R)
• M17: 2,948,574 km (0.105 R)
• M18: 3,067,804 km (0.084 R)
• M19: 3,219,197 km (0.119 R)
• M20: 3,280,532 km (0.094 R)
• M21: 4,826,775 km (0.061 R)
• M22: 5,002,852 km (0.119 R)
• M23: 5,181,023 km (0.106 R)
• M24: 5,252,830 km (0.104 R)
• M25: 5,616,951 km (0.056 R)
• M26: 5,839,254 km (0.078 R)
• M27: 6,523,514 km (0.042 R)
• M28: 6,601,156 km (0.077 R)
• M29: 7,112,930 km (0.117 R)
• M30: 7,596,580 km (0.109 R)
• M31: 7,966,236 km (0.113 R)
• M32: 8,552,959 km (0.108 R)
• M33: 8,595,295 km (0.117 R)
• M34: 9,196,679 km (0.107 R)
• M35: 9,811,676 km (0.069 R)
• M36: 10,168,915 km (0.071 R)
• M37: 10,485,016 km (0.078 R)
• M38: 12,544,679 km (0.087 R)
• M39: 12,883,668 km (0.077 R)
• M40: 12,981,056 km (0.108 R)
• M41: 13,570,472 km (0.06 R)
• M42: 14,979,384 km (0.12 R)
• M43: 15,235,945 km (0.111 R)
• M44: 15,338,868 km (0.117 R)
• M45: 16,645,605 km (0.102 R)
• M46: 16,751,670 km (0.101 R)
• M47: 16,911,291 km (0.033 R)
• M48: 16,964,548 km (0.086 R)
• M49: 17,285,436 km (0.066 R)
• M50: 19,699,347 km (0.103 R)
• M51: 20,602,918 km (0.079 R)
• M52: 21,117,086 km (0.112 R)
• M53: 23,452,757 km (0.079 R)
• M54: 23,810,147 km (0.106 R)
• M55: 24,349,597 km (0.12 R)
• M56: 25,075,146 km (0.102 R)
• M57: 25,685,057 km (0.065 R)
• M58: 26,238,270 km (0.066 R)
• M59: 26,671,206 km (0.053 R)
• M60: 26,733,289 km (0.104 R)
• M61: 27,106,536 km (0.115 R)
• M62: 27,168,918 km (0.058 R)
• M63: 27,606,791 km (0.089 R)
• M64: 27,669,622 km (0.115 R)
• M65: 27,921,096 km (0.098 R)
• M66: 28,047,207 km (0.102 R)
• M67: 28,616,726 km (0.105 R)
• M68: 28,743,735 km (0.078 R)
• M69: 29,189,985 km (0.043 R)
• M70: 30,024,891 km (0.075 R)
• M71: 31,389,972 km (0.085 R)
• M72: 31,717,890 km (0.096 R)
• M73: 33,041,233 km (0.097 R)
• M74: 33,307,966 km (0.079 R)
• M75: 33,575,597 km (0.084 R)
• M76: 34,720,469 km (0.056 R)
• M77: 34,788,237 km (0.085 R)
• M78: 36,221,085 km (0.049 R)
• M79: 36,979,247 km (0.069 R)
• M80: 37,048,511 km (0.116 R)
• M81: 37,395,129 km (0.101 R)
• M82: 37,951,783 km (0.061 R)
• M83: 38,231,232 km (0.105 R)
• M84: 38,932,846 km (0.09 R)
• M85: 39,567,739 km (0.101 R)
• M86: 39,921,987 km (0.094 R)
• M87: 40,562,266 km (0.058 R)
• M88: 41,997,358 km (0.091 R)
• M89: 42,503,597 km (0.087 R)
• M90: 43,814,374 km (0.11 R)
• M91: 44,695,655 km (0.049 R)
• M92: 45,508,570 km (0.087 R)
• M93: 46,475,570 km (0.034 R)
• M94: 49,340,968 km (0.057 R)
• M95: 49,645,849 km (0.076 R)
• M96: 50,948,696 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 544.8

Radius: 3.5

Gravity: 44.47 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.17 AU - 7.43 AU

Year: 11449 Days

Day: 15.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 143.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 48,603,556 km

• M1: 47,871 km (0.067 R)
• M2: 99,483 km (0.026 R)
• M3: 191,336 km (0.068 R)
• M4: 224,098 km (0.025 R)
• M5: 361,428 km (0.076 R)
• M6: 432,039 km (0.117 R)
• M7: 1,121,834 km (0.066 R)
• M8: 1,625,381 km (0.113 R)
• M9: 1,888,075 km (0.102 R)
• M10: 2,087,489 km (0.105 R)
• M11: 2,808,401 km (0.092 R)
• M12: 3,209,772 km (0.094 R)
• M13: 3,477,253 km (0.1 R)
• M14: 3,537,690 km (0.096 R)
• M15: 3,907,496 km (0.111 R)
• M16: 4,065,173 km (0.095 R)
• M17: 4,321,882 km (0.08 R)
• M18: 4,484,944 km (0.079 R)
• M19: 4,716,671 km (0.116 R)
• M20: 4,986,247 km (0.11 R)
• M21: 5,088,572 km (0.075 R)
• M22: 5,330,172 km (0.036 R)
• M23: 5,610,818 km (0.106 R)
• M24: 6,407,277 km (0.067 R)
• M25: 6,444,227 km (0.035 R)
• M26: 6,780,823 km (0.086 R)
• M27: 7,008,211 km (0.115 R)
• M28: 7,315,485 km (0.078 R)
• M29: 7,863,762 km (0.082 R)
• M30: 7,903,405 km (0.106 R)
• M31: 8,223,096 km (0.067 R)
• M32: 8,343,971 km (0.073 R)
• M33: 8,916,332 km (0.086 R)
• M34: 9,123,825 km (0.093 R)
• M35: 9,332,962 km (0.062 R)
• M36: 9,374,850 km (0.079 R)
• M37: 9,501,260 km (0.081 R)
• M38: 9,670,605 km (0.11 R)
• M39: 10,141,688 km (0.1 R)
• M40: 10,271,390 km (0.105 R)
• M41: 10,839,862 km (0.075 R)
• M42: 11,105,697 km (0.04 R)
• M43: 11,373,777 km (0.088 R)
• M44: 11,779,636 km (0.073 R)
• M45: 13,119,733 km (0.082 R)
• M46: 13,308,376 km (0.075 R)
• M47: 15,890,435 km (0.109 R)
• M48: 16,597,734 km (0.075 R)
• M49: 17,366,817 km (0.037 R)
• M50: 17,470,189 km (0.097 R)
• M51: 18,833,325 km (0.111 R)
• M52: 18,992,796 km (0.077 R)
• M53: 19,527,459 km (0.05 R)
• M54: 21,161,217 km (0.059 R)
• M55: 21,938,528 km (0.118 R)
• M56: 22,330,624 km (0.086 R)
• M57: 23,008,302 km (0.114 R)
• M58: 23,463,828 km (0.112 R)
• M59: 24,615,432 km (0.118 R)
• M60: 25,256,758 km (0.116 R)
• M61: 26,139,984 km (0.118 R)
• M62: 27,755,192 km (0.095 R)
• M63: 29,033,506 km (0.117 R)
• M64: 29,710,736 km (0.027 R)
• M65: 30,082,486 km (0.12 R)
• M66: 30,393,201 km (0.098 R)
• M67: 30,642,730 km (0.103 R)
• M68: 31,647,280 km (0.09 R)
• M69: 32,153,669 km (0.102 R)
• M70: 32,344,256 km (0.095 R)
• M71: 32,535,143 km (0.09 R)
• M72: 32,598,872 km (0.087 R)
• M73: 32,982,142 km (0.075 R)
• M74: 33,238,403 km (0.116 R)
• M75: 33,559,739 km (0.081 R)
• M76: 33,753,020 km (0.08 R)
• M77: 34,790,182 km (0.088 R)
• M78: 37,295,198 km (0.102 R)
• M79: 37,361,769 km (0.057 R)
• M80: 38,232,578 km (0.119 R)
• M81: 38,501,854 km (0.097 R)
• M82: 38,771,729 km (0.095 R)
• M83: 39,653,160 km (0.096 R)
• M84: 39,993,944 km (0.102 R)
• M85: 41,228,724 km (0.068 R)
• M86: 41,643,110 km (0.119 R)
• M87: 44,582,110 km (0.074 R)
• M88: 45,007,417 km (0.115 R)
• M89: 45,220,594 km (0.093 R)
• M90: 45,362,862 km (0.054 R)
• M91: 46,148,101 km (0.093 R)
• M92: 46,434,880 km (0.094 R)
• M93: 47,949,409 km (0.119 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 174 - 10,451 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit