🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.25 AU - 1.59 AU

Year: 651 Days

Day: 19.3 Hours

Environment

Temp: -57 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.3 AU - 1.8 AU

Year: 743 Days

Day: 41.1 Hours

Environment

Temp: -69 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,331,257 km

• M1: 45,328 km (0.043 R)
• M2: 418,724 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.81 AU - 2.23 AU

Year: 1105 Days

Day: 39.6 Hours

Environment

Temp: -80 °C

Axial Tilt: 19.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.03 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.3

Radius: 11.4

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 3.45 AU - 4.61 AU

Year: 3115 Days

Day: 10.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 72,331,257 km

• M1: 154,086 km (0.118 R)
• M2: 348,563 km (0.095 R)
• M3: 419,472 km (0.081 R)
• M4: 521,648 km (0.038 R)
• M5: 736,171 km (0.049 R)
• M6: 824,583 km (0.108 R)
• M7: 1,124,078 km (0.102 R)
• M8: 1,216,231 km (0.114 R)
• M9: 1,323,044 km (0.108 R)
• M10: 1,520,962 km (0.117 R)
• M11: 1,649,915 km (0.064 R)
• M12: 1,742,366 km (0.091 R)
• M13: 2,002,367 km (0.114 R)
• M14: 2,202,081 km (0.084 R)
• M15: 2,275,084 km (0.114 R)
• M16: 2,529,401 km (0.094 R)
• M17: 2,730,161 km (0.085 R)
• M18: 3,017,090 km (0.119 R)
• M19: 3,164,294 km (0.115 R)
• M20: 3,280,382 km (0.114 R)
• M21: 3,517,046 km (0.059 R)
• M22: 3,776,748 km (0.108 R)
• M23: 3,864,861 km (0.027 R)
• M24: 3,971,375 km (0.051 R)
• M25: 4,078,786 km (0.117 R)
• M26: 4,187,394 km (0.094 R)
• M27: 4,954,681 km (0.07 R)
• M28: 5,148,560 km (0.082 R)
• M29: 5,463,913 km (0.119 R)
• M30: 5,623,833 km (0.118 R)
• M31: 6,531,892 km (0.069 R)
• M32: 6,938,200 km (0.119 R)
• M33: 7,024,667 km (0.115 R)
• M34: 7,507,420 km (0.092 R)
• M35: 7,978,204 km (0.11 R)
• M36: 8,435,525 km (0.04 R)
• M37: 8,597,539 km (0.094 R)
• M38: 8,807,425 km (0.051 R)
• M39: 9,066,379 km (0.115 R)
• M40: 10,028,892 km (0.074 R)
• M41: 10,472,749 km (0.044 R)
• M42: 10,822,359 km (0.085 R)
• M43: 10,973,453 km (0.084 R)
• M44: 11,074,431 km (0.087 R)
• M45: 11,277,585 km (0.08 R)
• M46: 11,405,042 km (0.057 R)
• M47: 11,661,603 km (0.073 R)
• M48: 11,998,048 km (0.109 R)
• M49: 12,416,474 km (0.101 R)
• M50: 12,574,599 km (0.054 R)
• M51: 12,680,514 km (0.1 R)
• M52: 12,946,349 km (0.068 R)
• M53: 13,160,274 km (0.11 R)
• M54: 13,240,908 km (0.081 R)
• M55: 13,429,401 km (0.044 R)
• M56: 13,591,864 km (0.113 R)
• M57: 14,330,578 km (0.088 R)
• M58: 15,166,681 km (0.111 R)
• M59: 15,704,485 km (0.113 R)
• M60: 15,789,906 km (0.049 R)
• M61: 15,961,345 km (0.114 R)
• M62: 16,104,660 km (0.089 R)
• M63: 17,119,980 km (0.033 R)
• M64: 17,472,882 km (0.091 R)
• M65: 17,650,305 km (0.059 R)
• M66: 18,066,486 km (0.099 R)
• M67: 18,365,682 km (0.051 R)
• M68: 18,455,740 km (0.081 R)
• M69: 18,757,179 km (0.114 R)
• M70: 19,364,846 km (0.084 R)
• M71: 19,640,405 km (0.042 R)
• M72: 19,732,558 km (0.117 R)
• M73: 19,886,344 km (0.085 R)
• M74: 20,071,546 km (0.12 R)
• M75: 20,164,447 km (0.1 R)
• M76: 20,818,189 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 354.3

Radius: 14.6

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 4.81 AU - 6.19 AU

Year: 4966 Days

Day: 13.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 72,331,257 km

• M1: 366,066 km (0.101 R)
• M2: 498,909 km (0.045 R)
• M3: 644,168 km (0.117 R)
• M4: 785,538 km (0.096 R)
• M5: 961,615 km (0.116 R)
• M6: 1,227,151 km (0.104 R)
• M7: 1,343,090 km (0.103 R)
• M8: 1,545,047 km (0.058 R)
• M9: 1,815,819 km (0.11 R)
• M10: 2,436,949 km (0.085 R)
• M11: 2,754,396 km (0.1 R)
• M12: 3,139,162 km (0.079 R)
• M13: 3,597,380 km (0.114 R)
• M14: 3,710,626 km (0.089 R)
• M15: 3,979,603 km (0.115 R)
• M16: 4,096,887 km (0.068 R)
• M17: 4,294,955 km (0.104 R)
• M18: 4,395,185 km (0.115 R)
• M19: 4,680,020 km (0.031 R)
• M20: 4,992,081 km (0.061 R)
• M21: 5,375,799 km (0.108 R)
• M22: 5,549,333 km (0.11 R)
• M23: 5,724,811 km (0.108 R)
• M24: 6,746,415 km (0.108 R)
• M25: 6,839,914 km (0.035 R)
• M26: 6,957,498 km (0.111 R)
• M27: 7,194,760 km (0.064 R)
• M28: 7,410,480 km (0.087 R)
• M29: 7,701,598 km (0.109 R)
• M30: 8,826,574 km (0.053 R)
• M31: 9,135,344 km (0.112 R)
• M32: 9,447,704 km (0.054 R)
• M33: 9,657,889 km (0.039 R)
• M34: 10,869,033 km (0.056 R)
• M35: 11,034,189 km (0.115 R)
• M36: 11,311,245 km (0.068 R)
• M37: 11,590,693 km (0.083 R)
• M38: 11,815,838 km (0.04 R)
• M39: 12,127,750 km (0.115 R)
• M40: 12,270,466 km (0.095 R)
• M41: 12,702,056 km (0.03 R)
• M42: 13,021,747 km (0.07 R)
• M43: 13,226,546 km (0.111 R)
• M44: 13,520,955 km (0.096 R)
• M45: 14,629,325 km (0.101 R)
• M46: 14,750,948 km (0.093 R)
• M47: 15,148,430 km (0.096 R)
• M48: 15,735,751 km (0.103 R)
• M49: 16,267,572 km (0.06 R)
• M50: 16,741,797 km (0.113 R)
• M51: 16,996,562 km (0.106 R)
• M52: 17,220,510 km (0.108 R)
• M53: 17,995,876 km (0.045 R)
• M54: 18,224,162 km (0.115 R)
• M55: 18,322,448 km (0.025 R)
• M56: 19,147,181 km (0.057 R)
• M57: 19,380,255 km (0.099 R)
• M58: 19,480,485 km (0.091 R)
• M59: 19,882,903 km (0.082 R)
• M60: 20,119,118 km (0.093 R)
• M61: 20,696,267 km (0.046 R)
• M62: 21,038,397 km (0.047 R)
• M63: 21,382,323 km (0.049 R)
• M64: 21,520,402 km (0.107 R)
• M65: 22,006,146 km (0.106 R)
• M66: 22,706,414 km (0.07 R)
• M67: 22,882,640 km (0.025 R)
• M68: 23,059,315 km (0.09 R)
• M69: 23,449,616 km (0.065 R)
• M70: 23,592,033 km (0.039 R)
• M71: 23,734,749 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.5

Radius: 13.5

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 10.3 AU - 10.86 AU

Year: 13249 Days

Day: 5.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 72,331,257 km

• M1: 246,986 km (0.113 R)
• M2: 497,413 km (0.061 R)
• M3: 843,283 km (0.102 R)
• M4: 1,115,701 km (0.057 R)
• M5: 1,279,959 km (0.066 R)
• M6: 1,879,996 km (0.105 R)
• M7: 2,367,536 km (0.111 R)
• M8: 2,538,975 km (0.108 R)
• M9: 3,218,449 km (0.096 R)
• M10: 3,578,979 km (0.109 R)
• M11: 3,876,829 km (0.081 R)
• M12: 4,313,056 km (0.088 R)
• M13: 4,550,318 km (0.12 R)
• M14: 5,372,508 km (0.095 R)
• M15: 5,514,028 km (0.103 R)
• M16: 5,685,617 km (0.112 R)
• M17: 5,917,045 km (0.097 R)
• M18: 6,004,709 km (0.049 R)
• M19: 6,329,785 km (0.078 R)
• M20: 6,751,801 km (0.079 R)
• M21: 6,874,172 km (0.059 R)
• M22: 6,997,141 km (0.114 R)
• M23: 7,152,125 km (0.119 R)
• M24: 7,245,474 km (0.102 R)
• M25: 7,591,793 km (0.031 R)
• M26: 7,879,170 km (0.097 R)
• M27: 7,975,661 km (0.075 R)
• M28: 8,563,581 km (0.107 R)
• M29: 8,996,966 km (0.097 R)
• M30: 9,199,371 km (0.117 R)
• M31: 10,944,730 km (0.047 R)
• M32: 11,124,846 km (0.107 R)
• M33: 11,451,418 km (0.061 R)
• M34: 11,707,829 km (0.044 R)
• M35: 12,077,186 km (0.053 R)
• M36: 12,338,084 km (0.078 R)
• M37: 13,748,194 km (0.107 R)
• M38: 14,373,663 km (0.048 R)
• M39: 15,369,685 km (0.073 R)
• M40: 15,571,493 km (0.084 R)
• M41: 15,815,038 km (0.095 R)
• M42: 16,967,690 km (0.094 R)
• M43: 17,512,076 km (0.093 R)
• M44: 18,403,530 km (0.105 R)
• M45: 19,222,878 km (0.104 R)
• M46: 20,274,850 km (0.064 R)
• M47: 21,300,493 km (0.066 R)
• M48: 21,887,664 km (0.081 R)
• M49: 23,124,390 km (0.036 R)
• M50: 23,588,143 km (0.084 R)
• M51: 24,008,065 km (0.074 R)
• M52: 24,336,432 km (0.062 R)
• M53: 24,997,804 km (0.109 R)
• M54: 25,140,221 km (0.09 R)
• M55: 25,521,546 km (0.084 R)
• M56: 25,617,139 km (0.109 R)
• M57: 25,856,646 km (0.106 R)
• M58: 26,096,900 km (0.118 R)
• M59: 26,386,372 km (0.098 R)
• M60: 26,919,538 km (0.063 R)
• M61: 27,996,793 km (0.103 R)
• M62: 28,540,581 km (0.104 R)
• M63: 29,137,925 km (0.055 R)
• M64: 29,638,779 km (0.12 R)
• M65: 29,789,723 km (0.032 R)
• M66: 30,649,163 km (0.067 R)
• M67: 31,107,531 km (0.083 R)
• M68: 31,312,031 km (0.057 R)
• M69: 31,722,228 km (0.059 R)
• M70: 32,755,651 km (0.109 R)
• M71: 32,911,532 km (0.098 R)
• M72: 33,537,898 km (0.078 R)
• M73: 34,484,852 km (0.077 R)
• M74: 35,654,109 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.5

Radius: 4.9

Gravity: 30.01 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 10.46 AU - 15.76 AU

Year: 18276 Days

Day: 21.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 72,331,257 km

• M1: 79,287 km (0.099 R)
• M2: 156,629 km (0.062 R)
• M3: 222,302 km (0.093 R)
• M4: 266,883 km (0.092 R)
• M5: 477,666 km (0.115 R)
• M6: 710,141 km (0.092 R)
• M7: 949,348 km (0.088 R)
• M8: 1,000,062 km (0.049 R)
• M9: 1,556,267 km (0.071 R)
• M10: 1,646,923 km (0.099 R)
• M11: 1,739,374 km (0.094 R)
• M12: 1,993,990 km (0.086 R)
• M13: 2,645,040 km (0.107 R)
• M14: 3,012,004 km (0.094 R)
• M15: 3,395,124 km (0.093 R)
• M16: 4,164,356 km (0.099 R)
• M17: 5,345,282 km (0.101 R)
• M18: 5,436,686 km (0.101 R)
• M19: 5,620,990 km (0.106 R)
• M20: 5,995,733 km (0.069 R)
• M21: 6,138,300 km (0.102 R)
• M22: 6,330,234 km (0.109 R)
• M23: 6,719,936 km (0.104 R)
• M24: 6,769,154 km (0.077 R)
• M25: 6,967,521 km (0.091 R)
• M26: 7,067,303 km (0.116 R)
• M27: 8,196,767 km (0.026 R)
• M28: 8,302,083 km (0.063 R)
• M29: 9,052,616 km (0.086 R)
• M30: 9,107,070 km (0.086 R)
• M31: 9,880,640 km (0.101 R)
• M32: 9,936,739 km (0.11 R)
• M33: 10,332,127 km (0.12 R)
• M34: 10,388,974 km (0.067 R)
• M35: 10,963,729 km (0.077 R)
• M36: 11,372,281 km (0.118 R)
• M37: 11,431,072 km (0.099 R)
• M38: 12,324,471 km (0.106 R)
• M39: 12,445,346 km (0.102 R)
• M40: 13,675,041 km (0.101 R)
• M41: 14,750,350 km (0.077 R)
• M42: 15,330,640 km (0.117 R)
• M43: 15,460,491 km (0.082 R)
• M44: 15,721,539 km (0.077 R)
• M45: 15,852,587 km (0.091 R)
• M46: 16,846,964 km (0.115 R)
• M47: 18,135,301 km (0.095 R)
• M48: 18,756,431 km (0.076 R)
• M49: 19,736,746 km (0.099 R)
• M50: 21,528,031 km (0.055 R)
• M51: 21,819,448 km (0.06 R)
• M52: 23,669,973 km (0.057 R)
• M53: 23,820,319 km (0.095 R)
• M54: 23,895,417 km (0.034 R)
• M55: 23,970,815 km (0.064 R)
• M56: 24,197,156 km (0.115 R)
• M57: 26,968,756 km (0.07 R)
• M58: 28,152,823 km (0.078 R)
• M59: 28,951,526 km (0.044 R)
• M60: 29,031,860 km (0.104 R)
• M61: 29,353,795 km (0.068 R)
• M62: 30,245,099 km (0.111 R)
• M63: 31,971,159 km (0.109 R)
• M64: 32,054,186 km (0.105 R)
• M65: 33,307,667 km (0.111 R)
• M66: 34,747,546 km (0.094 R)
• M67: 35,346,237 km (0.106 R)
• M68: 37,687,593 km (0.056 R)
• M69: 40,257,535 km (0.111 R)
• M70: 40,706,329 km (0.087 R)
• M71: 41,699,509 km (0.118 R)
• M72: 42,335,599 km (0.057 R)
• M73: 43,433,647 km (0.088 R)
• M74: 44,726,472 km (0.09 R)
• M75: 45,191,273 km (0.063 R)
• M76: 46,689,196 km (0.076 R)
• M77: 49,637,621 km (0.116 R)
• M78: 51,571,622 km (0.109 R)
• M79: 52,547,748 km (0.04 R)
• M80: 52,743,721 km (0.119 R)
• M81: 54,518,401 km (0.103 R)
• M82: 55,812,273 km (0.091 R)
• M83: 55,912,204 km (0.1 R)
• M84: 56,814,279 km (0.108 R)
• M85: 57,216,847 km (0.057 R)
• M86: 57,519,334 km (0.089 R)
• M87: 61,706,429 km (0.093 R)
• M88: 62,950,335 km (0.086 R)
• M89: 63,575,355 km (0.103 R)
• M90: 66,943,701 km (0.066 R)
• M91: 67,049,915 km (0.087 R)
• M92: 67,901,426 km (0.098 R)
• M93: 68,114,902 km (0.1 R)
• M94: 68,756,528 km (0.119 R)
• M95: 71,560,291 km (0.094 R)
• M96: 71,668,899 km (0.1 R)
• M97: 71,994,873 km (0.11 R)
• M98: 72,212,538 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 645.4

Radius: 4.7

Gravity: 29.22 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 11.42 AU - 15.58 AU

Year: 19097 Days

Day: 16 Hours

Environment

Temp: -184 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 72,331,257 km

• M1: 130,749 km (0.082 R)
• M2: 344,075 km (0.086 R)
• M3: 1,311,824 km (0.076 R)
• M4: 2,075,222 km (0.086 R)
• M5: 2,174,704 km (0.05 R)
• M6: 2,913,867 km (0.073 R)
• M7: 4,683,909 km (0.067 R)
• M8: 5,809,334 km (0.082 R)
• M9: 5,949,807 km (0.077 R)
• M10: 6,620,005 km (0.103 R)
• M11: 7,113,080 km (0.113 R)
• M12: 7,163,195 km (0.097 R)
• M13: 7,926,742 km (0.12 R)
• M14: 8,291,761 km (0.029 R)
• M15: 8,876,539 km (0.068 R)
• M16: 9,364,976 km (0.096 R)
• M17: 9,695,288 km (0.109 R)
• M18: 9,806,290 km (0.067 R)
• M19: 10,254,485 km (0.065 R)
• M20: 11,403,696 km (0.08 R)
• M21: 11,697,357 km (0.087 R)
• M22: 12,835,797 km (0.078 R)
• M23: 13,510,932 km (0.108 R)
• M24: 14,767,703 km (0.071 R)
• M25: 15,023,516 km (0.053 R)
• M26: 15,409,927 km (0.088 R)
• M27: 16,061,276 km (0.063 R)
• M28: 16,324,269 km (0.115 R)
• M29: 18,342,195 km (0.081 R)
• M30: 18,410,860 km (0.08 R)
• M31: 19,310,392 km (0.112 R)
• M32: 21,657,583 km (0.074 R)
• M33: 22,606,632 km (0.1 R)
• M34: 24,620,668 km (0.096 R)
• M35: 24,923,903 km (0.081 R)
• M36: 25,381,074 km (0.11 R)
• M37: 25,610,707 km (0.102 R)
• M38: 27,002,864 km (0.081 R)
• M39: 28,023,571 km (0.103 R)
• M40: 28,260,833 km (0.063 R)
• M41: 28,340,120 km (0.114 R)
• M42: 28,419,556 km (0.052 R)
• M43: 30,589,174 km (0.056 R)
• M44: 30,833,617 km (0.062 R)
• M45: 31,242,319 km (0.066 R)
• M46: 33,312,454 km (0.099 R)
• M47: 34,068,521 km (0.101 R)
• M48: 34,237,268 km (0.103 R)
• M49: 36,715,805 km (0.074 R)
• M50: 37,148,891 km (0.11 R)
• M51: 37,845,419 km (0.114 R)
• M52: 39,605,438 km (0.077 R)
• M53: 39,960,733 km (0.116 R)
• M54: 40,674,315 km (0.07 R)
• M55: 40,853,383 km (0.114 R)
• M56: 41,122,510 km (0.033 R)
• M57: 41,392,085 km (0.042 R)
• M58: 42,023,538 km (0.071 R)
• M59: 42,204,551 km (0.115 R)
• M60: 43,113,508 km (0.112 R)
• M61: 43,204,763 km (0.025 R)
• M62: 44,028,897 km (0.08 R)
• M63: 44,489,060 km (0.117 R)
• M64: 45,972,024 km (0.119 R)
• M65: 46,158,573 km (0.075 R)
• M66: 47,094,906 km (0.102 R)
• M67: 47,377,047 km (0.085 R)
• M68: 48,511,149 km (0.077 R)
• M69: 49,463,040 km (0.109 R)
• M70: 50,133,089 km (0.11 R)
• M71: 50,709,789 km (0.111 R)
• M72: 51,772,681 km (0.086 R)
• M73: 52,550,291 km (0.089 R)
• M74: 53,233,953 km (0.07 R)
• M75: 55,798,659 km (0.088 R)
• M76: 57,196,352 km (0.081 R)
• M77: 57,296,583 km (0.098 R)
• M78: 57,899,462 km (0.063 R)
• M79: 58,302,479 km (0.095 R)
• M80: 59,314,209 km (0.092 R)
• M81: 59,618,940 km (0.072 R)
• M82: 61,047,600 km (0.064 R)
• M83: 62,384,107 km (0.083 R)
• M84: 63,522,697 km (0.072 R)
• M85: 64,146,520 km (0.112 R)
• M86: 67,720,114 km (0.113 R)
• M87: 68,251,037 km (0.064 R)
• M88: 69,210,258 km (0.094 R)
• M89: 71,789,924 km (0.067 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 462 - 17,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit