🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1 AU - 1.38 AU

Year: 489 Days

Day: 42.6 Hours

Environment

Temp: -4 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 85,574,155 km

• M1: 26,628 km (0.097 R)
• M2: 161,566 km (0.092 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.2

Radius: 11.6

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.61 AU - 5.27 AU

Year: 3525 Days

Day: 10.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 85,574,155 km

• M1: 148,700 km (0.072 R)
• M2: 296,952 km (0.065 R)
• M3: 373,995 km (0.036 R)
• M4: 460,761 km (0.08 R)
• M5: 670,647 km (0.104 R)
• M6: 748,139 km (0.095 R)
• M7: 852,857 km (0.081 R)
• M8: 962,961 km (0.103 R)
• M9: 1,104,631 km (0.09 R)
• M10: 1,337,854 km (0.116 R)
• M11: 1,602,492 km (0.12 R)
• M12: 1,710,203 km (0.118 R)
• M13: 2,081,206 km (0.096 R)
• M14: 2,165,280 km (0.079 R)
• M15: 2,495,442 km (0.066 R)
• M16: 2,639,505 km (0.096 R)
• M17: 3,184,490 km (0.115 R)
• M18: 3,262,430 km (0.117 R)
• M19: 4,639,479 km (0.087 R)
• M20: 5,020,505 km (0.054 R)
• M21: 5,180,425 km (0.107 R)
• M22: 5,341,990 km (0.071 R)
• M23: 5,717,631 km (0.098 R)
• M24: 6,346,390 km (0.109 R)
• M25: 6,644,090 km (0.064 R)
• M26: 7,022,573 km (0.108 R)
• M27: 7,278,984 km (0.11 R)
• M28: 7,538,386 km (0.101 R)
• M29: 8,416,077 km (0.062 R)
• M30: 8,825,676 km (0.05 R)
• M31: 9,046,931 km (0.045 R)
• M32: 9,158,232 km (0.114 R)
• M33: 9,551,226 km (0.105 R)
• M34: 9,636,197 km (0.055 R)
• M35: 9,835,462 km (0.103 R)
• M36: 9,978,627 km (0.105 R)
• M37: 10,180,135 km (0.099 R)
• M38: 10,851,979 km (0.105 R)
• M39: 11,089,092 km (0.057 R)
• M40: 11,962,893 km (0.047 R)
• M41: 12,516,255 km (0.079 R)
• M42: 12,765,037 km (0.085 R)
• M43: 12,952,632 km (0.09 R)
• M44: 13,046,729 km (0.076 R)
• M45: 14,616,460 km (0.093 R)
• M46: 14,911,168 km (0.094 R)
• M47: 15,840,919 km (0.071 R)
• M48: 16,346,709 km (0.108 R)
• M49: 16,755,111 km (0.091 R)
• M50: 16,960,659 km (0.082 R)
• M51: 17,132,547 km (0.061 R)
• M52: 17,270,476 km (0.118 R)
• M53: 17,512,675 km (0.104 R)
• M54: 17,860,789 km (0.099 R)
• M55: 18,563,749 km (0.061 R)
• M56: 18,740,873 km (0.094 R)
• M57: 18,847,537 km (0.116 R)
• M58: 19,061,312 km (0.096 R)
• M59: 19,383,396 km (0.106 R)
• M60: 19,599,116 km (0.116 R)
• M61: 19,779,531 km (0.055 R)
• M62: 20,214,861 km (0.103 R)
• M63: 21,205,648 km (0.06 R)
• M64: 21,316,799 km (0.108 R)
• M65: 21,502,300 km (0.088 R)
• M66: 21,912,498 km (0.082 R)
• M67: 22,249,991 km (0.094 R)
• M68: 22,438,185 km (0.09 R)
• M69: 23,082,203 km (0.047 R)
• M70: 23,655,463 km (0.056 R)
• M71: 25,011,268 km (0.118 R)
• M72: 25,285,481 km (0.105 R)
• M73: 25,718,417 km (0.104 R)
• M74: 25,955,530 km (0.11 R)
• M75: 26,791,333 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596.4

Radius: 8.1

Gravity: 9.09 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 5.17 AU - 8.55 AU

Year: 6769 Days

Day: 11.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 153.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 85,574,155 km

• M1: 331,060 km (0.104 R)
• M2: 1,050,775 km (0.108 R)
• M3: 1,130,960 km (0.099 R)
• M4: 1,246,898 km (0.101 R)
• M5: 1,563,298 km (0.083 R)
• M6: 1,655,749 km (0.113 R)
• M7: 2,043,357 km (0.067 R)
• M8: 2,227,064 km (0.095 R)
• M9: 2,310,390 km (0.116 R)
• M10: 2,458,940 km (0.075 R)
• M11: 2,566,950 km (0.063 R)
• M12: 2,654,465 km (0.097 R)
• M13: 2,787,607 km (0.086 R)
• M14: 2,900,404 km (0.096 R)
• M15: 2,991,658 km (0.072 R)
• M16: 4,684,807 km (0.052 R)
• M17: 4,846,223 km (0.11 R)
• M18: 5,009,584 km (0.098 R)
• M19: 5,313,716 km (0.117 R)
• M20: 5,538,712 km (0.034 R)
• M21: 5,795,571 km (0.077 R)
• M22: 6,027,298 km (0.111 R)
• M23: 6,469,809 km (0.056 R)
• M24: 6,679,844 km (0.108 R)
• M25: 6,892,273 km (0.088 R)
• M26: 7,168,580 km (0.068 R)
• M27: 7,417,362 km (0.078 R)
• M28: 7,479,894 km (0.05 R)
• M29: 7,542,725 km (0.025 R)
• M30: 7,955,316 km (0.113 R)
• M31: 8,019,343 km (0.095 R)
• M32: 8,115,834 km (0.092 R)
• M33: 8,670,094 km (0.093 R)
• M34: 9,001,753 km (0.089 R)
• M35: 9,202,812 km (0.058 R)
• M36: 10,299,813 km (0.083 R)
• M37: 10,369,676 km (0.05 R)
• M38: 11,221,336 km (0.09 R)
• M39: 11,801,477 km (0.047 R)
• M40: 12,540,341 km (0.108 R)
• M41: 12,727,338 km (0.078 R)
• M42: 12,877,684 km (0.087 R)
• M43: 12,953,081 km (0.056 R)
• M44: 13,599,643 km (0.071 R)
• M45: 13,869,069 km (0.071 R)
• M46: 16,249,022 km (0.071 R)
• M47: 16,534,753 km (0.104 R)
• M48: 17,360,534 km (0.108 R)
• M49: 17,527,186 km (0.083 R)
• M50: 17,904,472 km (0.063 R)
• M51: 18,030,732 km (0.113 R)
• M52: 18,368,973 km (0.101 R)
• M53: 19,699,646 km (0.059 R)
• M54: 19,960,844 km (0.091 R)
• M55: 20,223,089 km (0.112 R)
• M56: 20,751,020 km (0.064 R)
• M57: 20,972,425 km (0.092 R)
• M58: 21,417,329 km (0.074 R)
• M59: 21,910,553 km (0.063 R)
• M60: 22,725,413 km (0.057 R)
• M61: 22,999,326 km (0.096 R)
• M62: 23,642,597 km (0.082 R)
• M63: 23,920,101 km (0.116 R)
• M64: 24,059,227 km (0.117 R)
• M65: 24,852,993 km (0.098 R)
• M66: 25,892,699 km (0.12 R)
• M67: 26,898,445 km (0.075 R)
• M68: 26,994,936 km (0.115 R)
• M69: 27,868,139 km (0.117 R)
• M70: 28,308,255 km (0.051 R)
• M71: 28,652,181 km (0.102 R)
• M72: 28,799,984 km (0.067 R)
• M73: 29,393,738 km (0.112 R)
• M74: 29,493,071 km (0.098 R)
• M75: 29,841,783 km (0.048 R)
• M76: 30,694,042 km (0.087 R)
• M77: 31,148,521 km (0.078 R)
• M78: 31,656,106 km (0.075 R)
• M79: 31,962,034 km (0.116 R)
• M80: 33,143,558 km (0.055 R)
• M81: 34,078,245 km (0.076 R)
• M82: 34,287,084 km (0.114 R)
• M83: 34,706,108 km (0.071 R)
• M84: 34,863,634 km (0.034 R)
• M85: 34,916,293 km (0.067 R)
• M86: 35,232,243 km (0.059 R)
• M87: 35,285,051 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.7

Radius: 12.7

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 7.04 AU - 7.04 AU

Year: 7037 Days

Day: 7.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 63.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 85,574,155 km

• M1: 170,242 km (0.117 R)
• M2: 256,112 km (0.094 R)
• M3: 347,366 km (0.087 R)
• M4: 522,994 km (0.095 R)
• M5: 800,797 km (0.045 R)
• M6: 1,174,493 km (0.111 R)
• M7: 1,339,051 km (0.071 R)
• M8: 2,591,185 km (0.109 R)
• M9: 2,677,652 km (0.09 R)
• M10: 2,808,999 km (0.115 R)
• M11: 3,078,575 km (0.091 R)
• M12: 3,498,645 km (0.115 R)
• M13: 3,764,630 km (0.091 R)
• M14: 4,012,065 km (0.049 R)
• M15: 4,575,600 km (0.106 R)
• M16: 4,733,725 km (0.107 R)
• M17: 5,001,206 km (0.105 R)
• M18: 5,082,588 km (0.114 R)
• M19: 5,218,871 km (0.043 R)
• M20: 5,551,278 km (0.052 R)
• M21: 5,890,715 km (0.075 R)
• M22: 6,178,841 km (0.048 R)
• M23: 6,589,936 km (0.096 R)
• M24: 7,161,998 km (0.115 R)
• M25: 8,450,784 km (0.097 R)
• M26: 8,548,022 km (0.053 R)
• M27: 8,808,771 km (0.09 R)
• M28: 8,973,179 km (0.109 R)
• M29: 9,674,644 km (0.098 R)
• M30: 9,946,463 km (0.109 R)
• M31: 10,393,761 km (0.056 R)
• M32: 10,953,257 km (0.113 R)
• M33: 11,738,646 km (0.093 R)
• M34: 12,138,072 km (0.101 R)
• M35: 12,468,384 km (0.076 R)
• M36: 12,727,188 km (0.099 R)
• M37: 13,025,337 km (0.052 R)
• M38: 14,279,266 km (0.107 R)
• M39: 14,472,547 km (0.112 R)
• M40: 14,822,905 km (0.108 R)
• M41: 14,940,190 km (0.051 R)
• M42: 15,136,462 km (0.025 R)
• M43: 15,531,700 km (0.089 R)
• M44: 15,930,378 km (0.114 R)
• M45: 16,941,660 km (0.096 R)
• M46: 17,228,588 km (0.093 R)
• M47: 17,724,057 km (0.106 R)
• M48: 17,931,998 km (0.112 R)
• M49: 18,015,324 km (0.085 R)
• M50: 18,350,124 km (0.072 R)
• M51: 18,771,690 km (0.074 R)
• M52: 19,111,128 km (0.087 R)
• M53: 19,839,221 km (0.091 R)
• M54: 20,098,324 km (0.102 R)
• M55: 20,663,655 km (0.069 R)
• M56: 21,455,177 km (0.041 R)
• M57: 21,676,731 km (0.099 R)
• M58: 21,765,593 km (0.079 R)
• M59: 21,899,183 km (0.103 R)
• M60: 22,166,964 km (0.088 R)
• M61: 22,660,936 km (0.032 R)
• M62: 23,888,536 km (0.056 R)
• M63: 24,256,397 km (0.113 R)
• M64: 24,441,151 km (0.091 R)
• M65: 24,858,379 km (0.116 R)
• M66: 25,091,153 km (0.093 R)
• M67: 25,231,177 km (0.06 R)
• M68: 25,418,324 km (0.079 R)
• M69: 25,511,972 km (0.072 R)
• M70: 26,550,630 km (0.097 R)
• M71: 27,506,860 km (0.082 R)
• M72: 28,864,460 km (0.085 R)
• M73: 28,962,297 km (0.058 R)
• M74: 29,600,631 km (0.104 R)
• M75: 30,791,580 km (0.08 R)
• M76: 31,141,789 km (0.057 R)
• M77: 31,594,173 km (0.11 R)
• M78: 32,913,028 km (0.116 R)
• M79: 33,836,645 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.2

Radius: 8.4

Gravity: 13.99 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 11.2 AU - 12.48 AU

Year: 15348 Days

Day: 11.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 85,574,155 km

• M1: 165,904 km (0.106 R)
• M2: 679,922 km (0.119 R)
• M3: 860,936 km (0.114 R)
• M4: 1,523,355 km (0.081 R)
• M5: 1,762,861 km (0.072 R)
• M6: 2,277,628 km (0.106 R)
• M7: 2,586,996 km (0.053 R)
• M8: 3,057,481 km (0.109 R)
• M9: 3,398,714 km (0.05 R)
• M10: 3,672,628 km (0.093 R)
• M11: 3,953,722 km (0.079 R)
• M12: 5,552,325 km (0.076 R)
• M13: 6,346,540 km (0.09 R)
• M14: 6,586,944 km (0.093 R)
• M15: 7,176,060 km (0.106 R)
• M16: 9,531,479 km (0.12 R)
• M17: 10,934,408 km (0.12 R)
• M18: 11,338,621 km (0.12 R)
• M19: 11,630,486 km (0.087 R)
• M20: 12,400,616 km (0.118 R)
• M21: 12,641,020 km (0.085 R)
• M22: 13,494,177 km (0.101 R)
• M23: 14,491,845 km (0.114 R)
• M24: 15,642,552 km (0.117 R)
• M25: 15,967,329 km (0.057 R)
• M26: 16,163,302 km (0.089 R)
• M27: 17,222,006 km (0.105 R)
• M28: 17,355,896 km (0.112 R)
• M29: 17,894,897 km (0.118 R)
• M30: 17,962,815 km (0.046 R)
• M31: 18,166,567 km (0.069 R)
• M32: 20,956,867 km (0.115 R)
• M33: 21,458,767 km (0.119 R)
• M34: 21,530,724 km (0.107 R)
• M35: 21,602,830 km (0.099 R)
• M36: 22,109,817 km (0.109 R)
• M37: 23,135,460 km (0.088 R)
• M38: 24,929,588 km (0.085 R)
• M39: 25,613,848 km (0.089 R)
• M40: 26,304,392 km (0.108 R)
• M41: 26,690,504 km (0.05 R)
• M42: 26,767,996 km (0.076 R)
• M43: 27,156,501 km (0.089 R)
• M44: 27,312,532 km (0.096 R)
• M45: 28,570,501 km (0.091 R)
• M46: 28,808,511 km (0.119 R)
• M47: 29,206,591 km (0.092 R)
• M48: 29,766,984 km (0.05 R)
• M49: 30,250,185 km (0.053 R)
• M50: 30,330,968 km (0.105 R)
• M51: 31,551,388 km (0.097 R)
• M52: 32,953,718 km (0.051 R)
• M53: 33,286,723 km (0.07 R)
• M54: 33,788,175 km (0.091 R)
• M55: 34,376,394 km (0.089 R)
• M56: 34,883,231 km (0.117 R)
• M57: 36,075,676 km (0.076 R)
• M58: 36,504,723 km (0.092 R)
• M59: 37,108,350 km (0.074 R)
• M60: 37,454,669 km (0.1 R)
• M61: 39,378,797 km (0.087 R)
• M62: 39,555,323 km (0.096 R)
• M63: 40,086,395 km (0.111 R)
• M64: 41,334,939 km (0.04 R)
• M65: 41,873,790 km (0.029 R)
• M66: 42,054,056 km (0.104 R)
• M67: 42,144,114 km (0.119 R)
• M68: 42,415,185 km (0.066 R)
• M69: 44,695,356 km (0.066 R)
• M70: 44,879,361 km (0.083 R)
• M71: 46,828,023 km (0.108 R)
• M72: 47,483,711 km (0.106 R)
• M73: 47,671,605 km (0.118 R)
• M74: 48,331,182 km (0.103 R)
• M75: 49,564,019 km (0.03 R)
• M76: 51,770,587 km (0.113 R)
• M77: 52,934,459 km (0.082 R)
• M78: 53,129,235 km (0.101 R)
• M79: 54,794,858 km (0.1 R)
• M80: 54,893,443 km (0.077 R)
• M81: 55,386,816 km (0.06 R)
• M82: 56,080,203 km (0.096 R)
• M83: 56,278,719 km (0.082 R)
• M84: 59,083,829 km (0.057 R)
• M85: 59,488,341 km (0.115 R)
• M86: 60,198,183 km (0.074 R)
• M87: 60,808,991 km (0.092 R)
• M88: 62,242,139 km (0.068 R)
• M89: 63,169,346 km (0.065 R)
• M90: 63,686,357 km (0.091 R)
• M91: 63,893,550 km (0.05 R)
• M92: 64,620,595 km (0.112 R)
• M93: 65,454,903 km (0.085 R)
• M94: 66,397,669 km (0.114 R)
• M95: 68,508,794 km (0.109 R)
• M96: 68,721,073 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.3

Radius: 4.1

Gravity: 53.26 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 12.64 AU - 16.42 AU

Year: 20865 Days

Day: 23.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 85,574,155 km

• M1: 81,232 km (0.076 R)
• M2: 136,583 km (0.105 R)
• M3: 224,098 km (0.107 R)
• M4: 610,958 km (0.071 R)
• M5: 709,692 km (0.071 R)
• M6: 813,513 km (0.092 R)
• M7: 1,007,093 km (0.066 R)
• M8: 1,035,965 km (0.093 R)
• M9: 1,567,486 km (0.114 R)
• M10: 1,703,321 km (0.086 R)
• M11: 1,737,878 km (0.097 R)
• M12: 2,715,052 km (0.07 R)
• M13: 2,836,974 km (0.068 R)
• M14: 2,919,402 km (0.103 R)
• M15: 3,002,429 km (0.119 R)
• M16: 3,740,246 km (0.081 R)
• M17: 4,152,538 km (0.092 R)
• M18: 4,246,036 km (0.081 R)
• M19: 5,269,884 km (0.102 R)
• M20: 5,422,175 km (0.093 R)
• M21: 5,524,500 km (0.089 R)
• M22: 6,365,689 km (0.117 R)
• M23: 7,415,417 km (0.1 R)
• M24: 9,423,020 km (0.057 R)
• M25: 9,856,106 km (0.099 R)
• M26: 10,106,383 km (0.096 R)
• M27: 10,677,249 km (0.088 R)
• M28: 11,850,096 km (0.093 R)
• M29: 11,916,518 km (0.102 R)
• M30: 12,049,510 km (0.067 R)
• M31: 12,654,484 km (0.109 R)
• M32: 12,722,252 km (0.09 R)
• M33: 13,684,465 km (0.081 R)
• M34: 14,812,284 km (0.114 R)
• M35: 15,387,487 km (0.091 R)
• M36: 16,856,838 km (0.045 R)
• M37: 17,156,033 km (0.076 R)
• M38: 19,143,142 km (0.112 R)
• M39: 19,926,586 km (0.078 R)
• M40: 20,005,574 km (0.107 R)
• M41: 20,401,709 km (0.085 R)
• M42: 20,640,766 km (0.097 R)
• M43: 22,750,096 km (0.108 R)
• M44: 24,165,890 km (0.109 R)
• M45: 25,438,669 km (0.115 R)
• M46: 31,566,796 km (0.118 R)
• M47: 31,935,405 km (0.11 R)
• M48: 32,770,012 km (0.069 R)
• M49: 33,049,760 km (0.102 R)
• M50: 33,143,109 km (0.105 R)
• M51: 34,839,998 km (0.105 R)
• M52: 35,411,910 km (0.039 R)
• M53: 35,603,246 km (0.048 R)
• M54: 36,083,006 km (0.083 R)
• M55: 36,275,539 km (0.067 R)
• M56: 36,855,081 km (0.081 R)
• M57: 37,243,138 km (0.102 R)
• M58: 37,632,541 km (0.117 R)
• M59: 39,600,052 km (0.093 R)
• M60: 42,105,817 km (0.117 R)
• M61: 42,207,094 km (0.069 R)
• M62: 42,816,556 km (0.087 R)
• M63: 43,429,010 km (0.106 R)
• M64: 44,044,306 km (0.054 R)
• M65: 44,972,561 km (0.073 R)
• M66: 45,907,398 km (0.113 R)
• M67: 46,115,937 km (0.069 R)
• M68: 46,534,063 km (0.078 R)
• M69: 47,058,553 km (0.112 R)
• M70: 47,584,988 km (0.118 R)
• M71: 48,856,271 km (0.1 R)
• M72: 49,924,101 km (0.03 R)
• M73: 50,676,279 km (0.054 R)
• M74: 51,323,888 km (0.064 R)
• M75: 53,502,482 km (0.101 R)
• M76: 58,626,358 km (0.063 R)
• M77: 59,306,131 km (0.117 R)
• M78: 60,216,584 km (0.107 R)
• M79: 60,445,020 km (0.117 R)
• M80: 60,788,048 km (0.077 R)
• M81: 61,361,157 km (0.068 R)
• M82: 61,705,980 km (0.106 R)
• M83: 63,091,406 km (0.115 R)
• M84: 63,787,934 km (0.055 R)
• M85: 63,904,321 km (0.104 R)
• M86: 64,253,781 km (0.08 R)
• M87: 68,496,527 km (0.109 R)
• M88: 68,615,607 km (0.066 R)
• M89: 69,690,916 km (0.068 R)
• M90: 71,254,064 km (0.12 R)
• M91: 72,342,987 km (0.085 R)
• M92: 75,888,905 km (0.112 R)
• M93: 79,490,923 km (0.087 R)
• M94: 79,992,225 km (0.095 R)
• M95: 82,260,578 km (0.092 R)
• M96: 84,422,267 km (0.094 R)
• M97: 85,317,760 km (0.12 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 18,637 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit