🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.8

Radius: 9.6

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.44 AU - 0.68 AU

Year: 279 Days

Day: 7.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,741,252 km

• M1: 119,977 km (0.116 R)
• M2: 182,958 km (0.058 R)
• M3: 263,292 km (0.029 R)
• M4: 335,698 km (0.105 R)
• M5: 436,826 km (0.084 R)
• M6: 499,657 km (0.061 R)
• M7: 560,094 km (0.115 R)
• M8: 636,090 km (0.108 R)
• M9: 731,384 km (0.082 R)
• M10: 822,639 km (0.073 R)
• M11: 889,060 km (0.12 R)
• M12: 962,214 km (0.067 R)
• M13: 1,022,501 km (0.072 R)
• M14: 1,110,016 km (0.104 R)
• M15: 1,219,223 km (0.095 R)
• M16: 1,293,274 km (0.112 R)
• M17: 1,365,978 km (0.102 R)
• M18: 1,454,540 km (0.084 R)
• M19: 1,524,402 km (0.103 R)
• M20: 1,613,563 km (0.113 R)
• M21: 1,683,126 km (0.105 R)
• M22: 1,781,561 km (0.101 R)
• M23: 1,901,090 km (0.116 R)
• M24: 2,036,326 km (0.114 R)
• M25: 2,108,582 km (0.117 R)
• M26: 2,225,119 km (0.1 R)
• M27: 2,306,350 km (0.103 R)
• M28: 2,392,070 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.8

Radius: 10.2

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.04 AU - 3.32 AU

Year: 2926 Days

Day: 10.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 64,741,252 km

• M1: 128,953 km (0.098 R)
• M2: 225,145 km (0.12 R)
• M3: 381,175 km (0.118 R)
• M4: 488,886 km (0.104 R)
• M5: 598,990 km (0.095 R)
• M6: 667,506 km (0.099 R)
• M7: 868,565 km (0.101 R)
• M8: 994,227 km (0.052 R)
• M9: 1,065,436 km (0.113 R)
• M10: 1,238,970 km (0.06 R)
• M11: 1,316,162 km (0.106 R)
• M12: 1,421,778 km (0.031 R)
• M13: 1,977,983 km (0.089 R)
• M14: 2,084,646 km (0.094 R)
• M15: 2,193,254 km (0.102 R)
• M16: 2,367,835 km (0.093 R)
• M17: 2,530,598 km (0.063 R)
• M18: 2,697,100 km (0.044 R)
• M19: 2,901,750 km (0.086 R)
• M20: 3,272,154 km (0.1 R)
• M21: 3,344,560 km (0.119 R)
• M22: 3,527,667 km (0.069 R)
• M23: 3,903,906 km (0.071 R)
• M24: 4,096,887 km (0.037 R)
• M25: 4,392,343 km (0.038 R)
• M26: 4,472,378 km (0.077 R)
• M27: 4,552,862 km (0.086 R)
• M28: 5,045,936 km (0.102 R)
• M29: 5,150,804 km (0.096 R)
• M30: 5,320,149 km (0.088 R)
• M31: 5,620,841 km (0.117 R)
• M32: 5,927,217 km (0.067 R)
• M33: 6,171,810 km (0.101 R)
• M34: 6,533,687 km (0.102 R)
• M35: 6,694,056 km (0.091 R)
• M36: 6,809,545 km (0.107 R)
• M37: 7,611,839 km (0.091 R)
• M38: 7,732,415 km (0.082 R)
• M39: 8,394,236 km (0.071 R)
• M40: 9,074,158 km (0.098 R)
• M41: 9,202,064 km (0.092 R)
• M42: 9,667,463 km (0.098 R)
• M43: 9,798,062 km (0.064 R)
• M44: 10,061,055 km (0.114 R)
• M45: 10,246,557 km (0.096 R)
• M46: 10,379,848 km (0.087 R)
• M47: 10,918,401 km (0.069 R)
• M48: 11,000,081 km (0.107 R)
• M49: 11,081,761 km (0.119 R)
• M50: 11,438,552 km (0.115 R)
• M51: 11,882,858 km (0.091 R)
• M52: 12,845,670 km (0.094 R)
• M53: 12,931,838 km (0.092 R)
• M54: 13,833,465 km (0.092 R)
• M55: 14,188,012 km (0.069 R)
• M56: 14,695,298 km (0.118 R)
• M57: 14,905,932 km (0.112 R)
• M58: 15,057,026 km (0.11 R)
• M59: 15,943,094 km (0.045 R)
• M60: 16,470,576 km (0.098 R)
• M61: 16,658,022 km (0.116 R)
• M62: 16,877,632 km (0.116 R)
• M63: 17,003,593 km (0.051 R)
• M64: 17,383,273 km (0.103 R)
• M65: 18,377,201 km (0.081 R)
• M66: 18,930,115 km (0.075 R)
• M67: 19,061,013 km (0.111 R)
• M68: 19,224,972 km (0.097 R)
• M69: 19,786,114 km (0.081 R)
• M70: 20,285,770 km (0.115 R)
• M71: 20,857,085 km (0.104 R)
• M72: 21,026,130 km (0.067 R)
• M73: 21,467,893 km (0.043 R)
• M74: 22,360,244 km (0.034 R)
• M75: 22,602,593 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.4

Radius: 9.6

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 4.51 AU - 5.83 AU

Year: 7839 Days

Day: 6.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 64,741,252 km

• M1: 195,225 km (0.107 R)
• M2: 255,214 km (0.054 R)
• M3: 351,256 km (0.109 R)
• M4: 599,588 km (0.09 R)
• M5: 702,811 km (0.045 R)
• M6: 775,067 km (0.082 R)
• M7: 914,941 km (0.074 R)
• M8: 1,091,316 km (0.058 R)
• M9: 1,220,120 km (0.052 R)
• M10: 1,384,827 km (0.108 R)
• M11: 1,904,979 km (0.06 R)
• M12: 2,026,453 km (0.081 R)
• M13: 2,222,725 km (0.085 R)
• M14: 3,069,150 km (0.113 R)
• M15: 3,505,377 km (0.094 R)
• M16: 3,569,405 km (0.096 R)
• M17: 4,050,362 km (0.057 R)
• M18: 4,367,211 km (0.117 R)
• M19: 4,668,501 km (0.117 R)
• M20: 4,786,384 km (0.106 R)
• M21: 4,905,015 km (0.079 R)
• M22: 5,194,038 km (0.115 R)
• M23: 5,488,746 km (0.061 R)
• M24: 5,663,027 km (0.095 R)
• M25: 6,068,587 km (0.116 R)
• M26: 6,171,511 km (0.069 R)
• M27: 6,800,869 km (0.107 R)
• M28: 7,286,463 km (0.069 R)
• M29: 7,588,651 km (0.076 R)
• M30: 7,838,928 km (0.095 R)
• M31: 8,092,048 km (0.076 R)
• M32: 8,548,621 km (0.098 R)
• M33: 8,664,110 km (0.111 R)
• M34: 8,838,242 km (0.111 R)
• M35: 8,955,078 km (0.1 R)
• M36: 9,072,363 km (0.032 R)
• M37: 9,190,246 km (0.107 R)
• M38: 9,427,359 km (0.111 R)
• M39: 9,696,485 km (0.105 R)
• M40: 9,786,842 km (0.105 R)
• M41: 10,242,517 km (0.106 R)
• M42: 10,488,456 km (0.102 R)
• M43: 10,550,240 km (0.093 R)
• M44: 10,892,221 km (0.119 R)
• M45: 11,017,434 km (0.074 R)
• M46: 11,811,201 km (0.063 R)
• M47: 13,219,216 km (0.082 R)
• M48: 14,198,484 km (0.066 R)
• M49: 14,507,254 km (0.103 R)
• M50: 14,576,069 km (0.075 R)
• M51: 15,446,429 km (0.101 R)
• M52: 15,587,350 km (0.119 R)
• M53: 16,012,358 km (0.114 R)
• M54: 16,513,062 km (0.115 R)
• M55: 16,585,018 km (0.111 R)
• M56: 16,657,125 km (0.117 R)
• M57: 16,982,649 km (0.028 R)
• M58: 17,200,913 km (0.065 R)
• M59: 17,676,933 km (0.102 R)
• M60: 17,898,039 km (0.118 R)
• M61: 19,929,428 km (0.052 R)
• M62: 20,236,553 km (0.084 R)
• M63: 20,622,665 km (0.092 R)
• M64: 20,739,052 km (0.091 R)
• M65: 21,756,168 km (0.1 R)
• M66: 22,629,520 km (0.095 R)
• M67: 23,312,285 km (0.119 R)
• M68: 24,287,514 km (0.116 R)
• M69: 25,151,890 km (0.084 R)
• M70: 25,525,436 km (0.111 R)
• M71: 26,826,040 km (0.109 R)
• M72: 26,910,563 km (0.086 R)
• M73: 27,335,271 km (0.102 R)
• M74: 27,420,392 km (0.112 R)
• M75: 27,890,429 km (0.101 R)
• M76: 28,320,074 km (0.059 R)
• M77: 28,535,794 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 246.2

Radius: 14.2

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.3 AU - 6.02 AU

Year: 8980 Days

Day: 14.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 64,741,252 km

• M1: 195,076 km (0.043 R)
• M2: 301,290 km (0.081 R)
• M3: 419,472 km (0.08 R)
• M4: 723,605 km (0.119 R)
• M5: 863,778 km (0.071 R)
• M6: 1,504,207 km (0.107 R)
• M7: 1,706,613 km (0.088 R)
• M8: 1,900,192 km (0.115 R)
• M9: 2,064,301 km (0.119 R)
• M10: 2,309,941 km (0.116 R)
• M11: 2,788,953 km (0.101 R)
• M12: 3,277,390 km (0.078 R)
• M13: 3,409,335 km (0.094 R)
• M14: 3,793,054 km (0.039 R)
• M15: 3,955,069 km (0.057 R)
• M16: 4,072,353 km (0.039 R)
• M17: 4,238,407 km (0.096 R)
• M18: 4,431,089 km (0.032 R)
• M19: 5,001,206 km (0.065 R)
• M20: 5,153,796 km (0.115 R)
• M21: 5,967,010 km (0.091 R)
• M22: 6,102,097 km (0.045 R)
• M23: 6,265,308 km (0.104 R)
• M24: 6,402,639 km (0.094 R)
• M25: 6,736,093 km (0.066 R)
• M26: 7,247,119 km (0.117 R)
• M27: 7,362,310 km (0.117 R)
• M28: 9,320,247 km (0.037 R)
• M29: 9,666,865 km (0.083 R)
• M30: 9,857,752 km (0.109 R)
• M31: 10,340,504 km (0.11 R)
• M32: 10,568,342 km (0.088 R)
• M33: 10,830,886 km (0.096 R)
• M34: 11,095,524 km (0.092 R)
• M35: 11,295,537 km (0.041 R)
• M36: 12,382,066 km (0.053 R)
• M37: 12,693,679 km (0.047 R)
• M38: 12,832,954 km (0.094 R)
• M39: 13,183,612 km (0.05 R)
• M40: 13,608,470 km (0.107 R)
• M41: 13,894,201 km (0.099 R)
• M42: 15,949,826 km (0.118 R)
• M43: 16,213,417 km (0.097 R)
• M44: 16,592,648 km (0.098 R)
• M45: 16,859,680 km (0.101 R)
• M46: 17,321,040 km (0.078 R)
• M47: 18,138,293 km (0.089 R)
• M48: 18,531,885 km (0.108 R)
• M49: 19,729,566 km (0.089 R)
• M50: 20,012,605 km (0.062 R)
• M51: 20,501,042 km (0.047 R)
• M52: 21,034,657 km (0.108 R)
• M53: 21,531,173 km (0.06 R)
• M54: 21,739,263 km (0.116 R)
• M55: 22,199,426 km (0.043 R)
• M56: 22,705,067 km (0.074 R)
• M57: 23,214,448 km (0.065 R)
• M58: 23,599,064 km (0.094 R)
• M59: 23,899,606 km (0.086 R)
• M60: 24,158,261 km (0.118 R)
• M61: 24,331,196 km (0.079 R)
• M62: 25,027,125 km (0.108 R)
• M63: 26,083,137 km (0.063 R)
• M64: 26,349,571 km (0.088 R)
• M65: 26,572,172 km (0.091 R)
• M66: 26,974,441 km (0.116 R)
• M67: 27,604,248 km (0.116 R)
• M68: 27,966,275 km (0.115 R)
• M69: 28,421,202 km (0.116 R)
• M70: 28,558,084 km (0.118 R)
• M71: 29,384,163 km (0.118 R)
• M72: 29,846,570 km (0.105 R)
• M73: 30,778,565 km (0.108 R)
• M74: 30,872,363 km (0.086 R)
• M75: 31,060,108 km (0.068 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.2

Radius: 7.8

Gravity: 16.21 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.24 AU - 9.82 AU

Year: 15174 Days

Day: 23.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 64,741,252 km

• M1: 130,150 km (0.069 R)
• M2: 298,897 km (0.058 R)
• M3: 379,081 km (0.08 R)
• M4: 604,974 km (0.056 R)
• M5: 778,358 km (0.089 R)
• M6: 895,044 km (0.082 R)
• M7: 1,042,847 km (0.028 R)
• M8: 1,145,920 km (0.119 R)
• M9: 1,225,655 km (0.105 R)
• M10: 1,897,051 km (0.102 R)
• M11: 2,525,362 km (0.053 R)
• M12: 3,289,208 km (0.073 R)
• M13: 3,835,839 km (0.104 R)
• M14: 4,078,636 km (0.116 R)
• M15: 4,537,004 km (0.084 R)
• M16: 6,867,739 km (0.087 R)
• M17: 8,021,139 km (0.12 R)
• M18: 8,176,122 km (0.081 R)
• M19: 9,723,562 km (0.109 R)
• M20: 9,778,465 km (0.082 R)
• M21: 10,054,922 km (0.112 R)
• M22: 10,446,120 km (0.087 R)
• M23: 10,728,561 km (0.094 R)
• M24: 10,842,255 km (0.102 R)
• M25: 10,956,398 km (0.092 R)
• M26: 13,443,164 km (0.106 R)
• M27: 15,193,609 km (0.08 R)
• M28: 15,771,356 km (0.041 R)
• M29: 16,290,909 km (0.043 R)
• M30: 18,561,057 km (0.104 R)
• M31: 18,903,187 km (0.028 R)
• M32: 19,524,168 km (0.118 R)
• M33: 19,593,731 km (0.1 R)
• M34: 20,222,191 km (0.046 R)
• M35: 21,284,336 km (0.105 R)
• M36: 22,147,217 km (0.114 R)
• M37: 23,315,277 km (0.099 R)
• M38: 24,353,636 km (0.073 R)
• M39: 24,578,182 km (0.083 R)
• M40: 24,653,131 km (0.116 R)
• M41: 26,860,447 km (0.115 R)
• M42: 28,105,102 km (0.088 R)
• M43: 29,289,019 km (0.11 R)
• M44: 29,448,191 km (0.118 R)
• M45: 30,408,610 km (0.109 R)
• M46: 30,569,726 km (0.061 R)
• M47: 30,650,360 km (0.05 R)
• M48: 30,731,143 km (0.117 R)
• M49: 30,973,790 km (0.037 R)
• M50: 32,607,249 km (0.092 R)
• M51: 34,520,008 km (0.032 R)
• M52: 35,278,469 km (0.108 R)
• M53: 36,127,587 km (0.043 R)
• M54: 36,811,698 km (0.113 R)
• M55: 37,499,997 km (0.1 R)
• M56: 40,916,364 km (0.062 R)
• M57: 41,094,236 km (0.104 R)
• M58: 41,272,257 km (0.031 R)
• M59: 41,808,267 km (0.045 R)
• M60: 41,987,335 km (0.11 R)
• M61: 44,339,462 km (0.102 R)
• M62: 44,430,717 km (0.103 R)
• M63: 44,522,121 km (0.055 R)
• M64: 48,416,004 km (0.088 R)
• M65: 48,792,542 km (0.047 R)
• M66: 49,075,581 km (0.056 R)
• M67: 50,498,856 km (0.083 R)
• M68: 51,743,360 km (0.109 R)
• M69: 52,321,107 km (0.079 R)
• M70: 52,417,598 km (0.098 R)
• M71: 52,707,519 km (0.103 R)
• M72: 54,849,461 km (0.079 R)
• M73: 55,536,863 km (0.119 R)
• M74: 57,616,274 km (0.079 R)
• M75: 58,015,251 km (0.116 R)
• M76: 58,215,114 km (0.099 R)
• M77: 58,715,668 km (0.075 R)
• M78: 60,125,030 km (0.106 R)
• M79: 60,833,825 km (0.063 R)
• M80: 62,361,817 km (0.096 R)
• M81: 62,874,040 km (0.119 R)
• M82: 63,182,062 km (0.119 R)
• M83: 63,490,533 km (0.097 R)
• M84: 64,005,748 km (0.048 R)
• M85: 64,108,971 km (0.1 R)
• M86: 66,289,360 km (0.083 R)
• M87: 67,021,492 km (0.066 R)
• M88: 68,705,066 km (0.038 R)
• M89: 69,340,109 km (0.108 R)
• M90: 70,829,057 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.7

Radius: 6.3

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 8.75 AU - 12.19 AU

Year: 22592 Days

Day: 18.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 64,741,252 km

• M1: 209,287 km (0.087 R)
• M2: 289,322 km (0.059 R)
• M3: 576,401 km (0.117 R)
• M4: 779,704 km (0.097 R)
• M5: 912,397 km (0.098 R)
• M6: 1,052,571 km (0.092 R)
• M7: 1,514,080 km (0.118 R)
• M8: 1,652,608 km (0.103 R)
• M9: 1,766,302 km (0.083 R)
• M10: 2,031,838 km (0.09 R)
• M11: 2,184,877 km (0.101 R)
• M12: 2,936,008 km (0.053 R)
• M13: 3,144,248 km (0.075 R)
• M14: 3,393,329 km (0.101 R)
• M15: 3,501,937 km (0.105 R)
• M16: 3,910,339 km (0.119 R)
• M17: 4,531,020 km (0.033 R)
• M18: 5,057,754 km (0.091 R)
• M19: 5,265,396 km (0.107 R)
• M20: 5,518,516 km (0.055 R)
• M21: 5,905,376 km (0.086 R)
• M22: 5,948,909 km (0.097 R)
• M23: 6,345,642 km (0.101 R)
• M24: 6,569,740 km (0.116 R)
• M25: 8,404,857 km (0.105 R)
• M26: 8,502,993 km (0.062 R)
• M27: 8,899,428 km (0.096 R)
• M28: 10,439,089 km (0.065 R)
• M29: 10,544,556 km (0.107 R)
• M30: 11,131,428 km (0.073 R)
• M31: 12,448,188 km (0.098 R)
• M32: 12,954,577 km (0.065 R)
• M33: 13,067,972 km (0.106 R)
• M34: 13,238,813 km (0.089 R)
• M35: 13,295,810 km (0.094 R)
• M36: 13,640,184 km (0.094 R)
• M37: 14,572,628 km (0.112 R)
• M38: 14,987,014 km (0.082 R)
• M39: 16,009,366 km (0.049 R)
• M40: 16,192,174 km (0.1 R)
• M41: 17,867,970 km (0.075 R)
• M42: 18,120,790 km (0.114 R)
• M43: 19,598,069 km (0.108 R)
• M44: 19,858,968 km (0.085 R)
• M45: 24,255,500 km (0.109 R)
• M46: 24,535,547 km (0.054 R)
• M47: 27,540,070 km (0.105 R)
• M48: 27,759,082 km (0.052 R)
• M49: 27,905,388 km (0.103 R)
• M50: 28,493,308 km (0.092 R)
• M51: 29,011,066 km (0.116 R)
• M52: 29,606,615 km (0.093 R)
• M53: 29,980,760 km (0.078 R)
• M54: 30,809,681 km (0.108 R)
• M55: 31,722,378 km (0.107 R)
• M56: 31,875,417 km (0.032 R)
• M57: 32,412,772 km (0.117 R)
• M58: 35,223,567 km (0.092 R)
• M59: 35,540,714 km (0.074 R)
• M60: 35,779,173 km (0.113 R)
• M61: 35,938,345 km (0.092 R)
• M62: 36,577,727 km (0.1 R)
• M63: 39,583,447 km (0.106 R)
• M64: 40,575,281 km (0.098 R)
• M65: 41,324,467 km (0.038 R)
• M66: 42,667,557 km (0.063 R)
• M67: 43,344,337 km (0.069 R)
• M68: 44,451,960 km (0.116 R)
• M69: 44,537,530 km (0.12 R)
• M70: 45,310,203 km (0.11 R)
• M71: 45,741,344 km (0.11 R)
• M72: 46,347,365 km (0.099 R)
• M73: 47,304,941 km (0.044 R)
• M74: 47,392,306 km (0.084 R)
• M75: 48,093,172 km (0.097 R)
• M76: 48,621,253 km (0.066 R)
• M77: 51,559,056 km (0.089 R)
• M78: 52,551,189 km (0.057 R)
• M79: 54,096,684 km (0.092 R)
• M80: 54,187,939 km (0.087 R)
• M81: 54,462,451 km (0.103 R)
• M82: 55,564,838 km (0.089 R)
• M83: 56,118,649 km (0.077 R)
• M84: 57,418,356 km (0.112 R)
• M85: 57,698,104 km (0.107 R)
• M86: 58,727,935 km (0.032 R)
• M87: 58,821,733 km (0.094 R)
• M88: 58,915,830 km (0.106 R)
• M89: 59,103,875 km (0.061 R)
• M90: 61,185,828 km (0.065 R)
• M91: 62,235,856 km (0.072 R)
• M92: 62,427,341 km (0.108 R)
• M93: 63,195,526 km (0.108 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 441 - 14,698 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit