🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.41 AU - 0.63 AU

Year: 242 Days

Day: 41.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.4

Radius: 10.4

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.72 AU - 0.92 AU

Year: 479 Days

Day: 7.1 Hours

Environment

Temp: -144 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 76,481,760 km

• M1: 131,796 km (0.041 R)
• M2: 203,902 km (0.097 R)
• M3: 279,449 km (0.118 R)
• M4: 345,870 km (0.082 R)
• M5: 413,937 km (0.098 R)
• M6: 500,854 km (0.027 R)
• M7: 616,194 km (0.064 R)
• M8: 692,638 km (0.055 R)
• M9: 784,192 km (0.114 R)
• M10: 892,650 km (0.062 R)
• M11: 1,010,833 km (0.095 R)
• M12: 1,085,333 km (0.071 R)
• M13: 1,170,903 km (0.082 R)
• M14: 1,258,866 km (0.063 R)
• M15: 1,325,288 km (0.092 R)
• M16: 1,456,784 km (0.113 R)
• M17: 1,608,028 km (0.088 R)
• M18: 1,759,421 km (0.082 R)
• M19: 1,893,759 km (0.086 R)
• M20: 2,020,469 km (0.103 R)
• M21: 2,104,692 km (0.062 R)
• M22: 2,242,023 km (0.077 R)
• M23: 2,364,544 km (0.109 R)
• M24: 2,465,523 km (0.117 R)
• M25: 2,653,268 km (0.08 R)
• M26: 2,745,869 km (0.038 R)
• M27: 2,864,799 km (0.106 R)
• M28: 2,934,512 km (0.073 R)
• M29: 3,081,866 km (0.106 R)
• M30: 3,153,224 km (0.066 R)
• M31: 3,304,467 km (0.085 R)
• M32: 3,424,445 km (0.102 R)
• M33: 3,566,264 km (0.089 R)
• M34: 3,675,620 km (0.116 R)
• M35: 3,765,378 km (0.119 R)
• M36: 3,841,823 km (0.087 R)
• M37: 4,031,812 km (0.096 R)
• M38: 4,103,021 km (0.059 R)
• M39: 4,290,018 km (0.089 R)
• M40: 4,377,383 km (0.085 R)
• M41: 4,531,469 km (0.05 R)
• M42: 4,709,939 km (0.095 R)
• M43: 4,875,544 km (0.064 R)
• M44: 5,043,243 km (0.079 R)
• M45: 5,189,550 km (0.047 R)
• M46: 5,259,263 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 765.9

Radius: 9.8

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.47 AU - 1.59 AU

Year: 1222 Days

Day: 5.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 76,481,760 km

• M1: 128,953 km (0.091 R)
• M2: 204,650 km (0.051 R)
• M3: 291,267 km (0.115 R)
• M4: 361,129 km (0.118 R)
• M5: 488,287 km (0.1 R)
• M6: 558,299 km (0.072 R)
• M7: 664,364 km (0.088 R)
• M8: 1,086,978 km (0.099 R)
• M9: 1,264,102 km (0.119 R)
• M10: 1,407,716 km (0.075 R)
• M11: 1,485,956 km (0.064 R)
• M12: 1,547,889 km (0.086 R)
• M13: 1,628,822 km (0.066 R)
• M14: 1,804,599 km (0.091 R)
• M15: 1,947,914 km (0.081 R)
• M16: 2,025,854 km (0.091 R)
• M17: 2,175,003 km (0.12 R)
• M18: 2,296,926 km (0.12 R)
• M19: 2,484,073 km (0.103 R)
• M20: 2,807,503 km (0.098 R)
• M21: 2,873,775 km (0.114 R)
• M22: 3,098,621 km (0.088 R)
• M23: 3,271,107 km (0.114 R)
• M24: 3,637,771 km (0.057 R)
• M25: 3,746,679 km (0.072 R)
• M26: 3,832,099 km (0.074 R)
• M27: 4,079,983 km (0.111 R)
• M28: 4,218,510 km (0.049 R)
• M29: 4,345,968 km (0.075 R)
• M30: 4,513,368 km (0.095 R)
• M31: 4,578,443 km (0.06 R)
• M32: 4,722,506 km (0.056 R)
• M33: 4,854,900 km (0.098 R)
• M34: 5,055,660 km (0.099 R)
• M35: 5,451,646 km (0.118 R)
• M36: 5,744,708 km (0.114 R)
• M37: 6,043,006 km (0.055 R)
• M38: 6,259,175 km (0.114 R)
• M39: 6,434,055 km (0.091 R)
• M40: 6,580,960 km (0.075 R)
• M41: 6,654,861 km (0.102 R)
• M42: 7,058,476 km (0.059 R)
• M43: 7,210,019 km (0.097 R)
• M44: 7,889,792 km (0.079 R)
• M45: 7,984,038 km (0.056 R)
• M46: 8,094,591 km (0.062 R)
• M47: 8,396,928 km (0.055 R)
• M48: 8,882,074 km (0.083 R)
• M49: 9,376,346 km (0.083 R)
• M50: 9,476,277 km (0.102 R)
• M51: 9,626,773 km (0.109 R)
• M52: 9,710,847 km (0.12 R)
• M53: 10,049,237 km (0.119 R)
• M54: 10,443,128 km (0.118 R)
• M55: 10,564,153 km (0.106 R)
• M56: 10,824,752 km (0.084 R)
• M57: 10,929,620 km (0.041 R)
• M58: 11,069,943 km (0.056 R)
• M59: 11,281,624 km (0.103 R)
• M60: 11,476,849 km (0.084 R)
• M61: 11,637,518 km (0.083 R)
• M62: 11,709,025 km (0.105 R)
• M63: 11,978,900 km (0.078 R)
• M64: 12,141,812 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 529.6

Radius: 11.3

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.35 AU - 2.95 AU

Year: 2785 Days

Day: 6.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 76,481,760 km

• M1: 143,614 km (0.075 R)
• M2: 278,551 km (0.088 R)
• M3: 435,031 km (0.069 R)
• M4: 507,885 km (0.099 R)
• M5: 610,210 km (0.056 R)
• M6: 963,560 km (0.083 R)
• M7: 1,137,093 km (0.111 R)
• M8: 1,254,977 km (0.067 R)
• M9: 1,332,319 km (0.092 R)
• M10: 1,434,344 km (0.084 R)
• M11: 1,574,518 km (0.118 R)
• M12: 2,009,997 km (0.097 R)
• M13: 2,426,627 km (0.085 R)
• M14: 2,552,738 km (0.094 R)
• M15: 2,638,009 km (0.117 R)
• M16: 2,738,688 km (0.049 R)
• M17: 3,200,497 km (0.119 R)
• M18: 3,277,390 km (0.027 R)
• M19: 3,638,819 km (0.035 R)
• M20: 3,751,466 km (0.033 R)
• M21: 3,865,160 km (0.104 R)
• M22: 3,980,051 km (0.097 R)
• M23: 4,179,765 km (0.117 R)
• M24: 4,658,777 km (0.06 R)
• M25: 4,763,645 km (0.107 R)
• M26: 4,834,106 km (0.11 R)
• M27: 4,940,320 km (0.06 R)
• M28: 5,336,754 km (0.103 R)
• M29: 5,501,910 km (0.094 R)
• M30: 5,743,361 km (0.106 R)
• M31: 6,007,551 km (0.042 R)
• M32: 6,294,929 km (0.086 R)
• M33: 6,391,719 km (0.109 R)
• M34: 6,665,483 km (0.066 R)
• M35: 6,823,608 km (0.047 R)
• M36: 6,983,079 km (0.096 R)
• M37: 7,184,139 km (0.111 R)
• M38: 7,612,587 km (0.103 R)
• M39: 8,049,413 km (0.081 R)
• M40: 8,345,168 km (0.076 R)
• M41: 8,558,644 km (0.051 R)
• M42: 8,795,607 km (0.065 R)
• M43: 8,904,065 km (0.11 R)
• M44: 9,320,097 km (0.117 R)
• M45: 9,474,931 km (0.106 R)
• M46: 9,877,199 km (0.048 R)
• M47: 10,080,503 km (0.057 R)
• M48: 10,193,898 km (0.116 R)
• M49: 10,285,003 km (0.077 R)
• M50: 10,399,296 km (0.073 R)
• M51: 10,860,656 km (0.087 R)
• M52: 11,070,542 km (0.073 R)
• M53: 11,352,384 km (0.114 R)
• M54: 11,708,128 km (0.05 R)
• M55: 11,779,636 km (0.114 R)
• M56: 12,188,038 km (0.109 R)
• M57: 12,430,386 km (0.116 R)
• M58: 12,723,449 km (0.041 R)
• M59: 12,797,051 km (0.06 R)
• M60: 12,969,387 km (0.1 R)
• M61: 13,117,639 km (0.052 R)
• M62: 13,918,137 km (0.069 R)
• M63: 14,019,265 km (0.104 R)
• M64: 14,811,835 km (0.079 R)
• M65: 15,070,489 km (0.119 R)
• M66: 16,306,617 km (0.075 R)
• M67: 17,004,341 km (0.043 R)
• M68: 17,329,717 km (0.119 R)
• M69: 17,465,851 km (0.088 R)
• M70: 17,739,316 km (0.066 R)
• M71: 18,207,407 km (0.117 R)
• M72: 18,401,286 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694

Radius: 10

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.15 AU - 5.15 AU

Year: 6474 Days

Day: 14.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 76,481,760 km

• M1: 339,587 km (0.111 R)
• M2: 490,232 km (0.098 R)
• M3: 612,902 km (0.119 R)
• M4: 705,653 km (0.098 R)
• M5: 818,001 km (0.101 R)
• M6: 982,858 km (0.079 R)
• M7: 1,110,016 km (0.118 R)
• M8: 1,175,690 km (0.066 R)
• M9: 1,242,710 km (0.082 R)
• M10: 1,711,100 km (0.044 R)
• M11: 1,985,014 km (0.119 R)
• M12: 2,231,103 km (0.097 R)
• M13: 2,443,831 km (0.102 R)
• M14: 2,552,738 km (0.114 R)
• M15: 2,866,295 km (0.085 R)
• M16: 3,263,777 km (0.116 R)
• M17: 3,629,095 km (0.117 R)
• M18: 3,804,124 km (0.088 R)
• M19: 4,214,621 km (0.079 R)
• M20: 4,666,406 km (0.12 R)
• M21: 4,802,241 km (0.077 R)
• M22: 5,161,725 km (0.109 R)
• M23: 5,358,745 km (0.044 R)
• M24: 5,731,543 km (0.062 R)
• M25: 6,053,627 km (0.108 R)
• M26: 6,142,489 km (0.118 R)
• M27: 6,351,477 km (0.099 R)
• M28: 6,838,268 km (0.079 R)
• M29: 7,368,593 km (0.085 R)
• M30: 7,750,815 km (0.117 R)
• M31: 8,107,008 km (0.078 R)
• M32: 8,402,464 km (0.094 R)
• M33: 9,173,641 km (0.097 R)
• M34: 9,378,440 km (0.088 R)
• M35: 9,757,970 km (0.101 R)
• M36: 10,248,352 km (0.101 R)
• M37: 10,532,288 km (0.086 R)
• M38: 11,619,715 km (0.078 R)
• M39: 11,804,319 km (0.113 R)
• M40: 12,326,715 km (0.055 R)
• M41: 13,938,782 km (0.104 R)
• M42: 14,017,320 km (0.114 R)
• M43: 15,170,720 km (0.077 R)
• M44: 15,575,682 km (0.047 R)
• M45: 15,942,944 km (0.108 R)
• M46: 16,107,203 km (0.105 R)
• M47: 16,271,910 km (0.105 R)
• M48: 16,978,461 km (0.099 R)
• M49: 17,230,234 km (0.117 R)
• M50: 18,464,566 km (0.082 R)
• M51: 18,766,754 km (0.103 R)
• M52: 19,114,120 km (0.096 R)
• M53: 19,201,186 km (0.036 R)
• M54: 19,419,748 km (0.072 R)
• M55: 21,695,431 km (0.101 R)
• M56: 22,288,886 km (0.115 R)
• M57: 22,518,519 km (0.118 R)
• M58: 22,887,726 km (0.059 R)
• M59: 23,026,703 km (0.063 R)
• M60: 23,258,879 km (0.108 R)
• M61: 23,678,800 km (0.083 R)
• M62: 24,336,881 km (0.09 R)
• M63: 24,431,427 km (0.095 R)
• M64: 24,858,229 km (0.092 R)
• M65: 25,527,231 km (0.113 R)
• M66: 26,105,277 km (0.118 R)
• M67: 28,609,845 km (0.111 R)
• M68: 28,709,477 km (0.117 R)
• M69: 30,118,539 km (0.086 R)
• M70: 30,321,693 km (0.094 R)
• M71: 31,344,045 km (0.094 R)
• M72: 31,498,430 km (0.116 R)
• M73: 32,273,945 km (0.072 R)
• M74: 32,898,816 km (0.074 R)
• M75: 34,797,512 km (0.094 R)
• M76: 35,224,165 km (0.098 R)
• M77: 35,438,240 km (0.093 R)
• M78: 35,760,174 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.8

Radius: 14.5

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.52 AU - 6.12 AU

Year: 9066 Days

Day: 5.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 76,481,760 km

• M1: 200,910 km (0.095 R)
• M2: 391,647 km (0.093 R)
• M3: 647,609 km (0.067 R)
• M4: 737,817 km (0.091 R)
• M5: 833,260 km (0.108 R)
• M6: 1,519,615 km (0.078 R)
• M7: 1,645,876 km (0.11 R)
• M8: 1,832,873 km (0.051 R)
• M9: 2,126,983 km (0.096 R)
• M10: 2,228,559 km (0.106 R)
• M11: 2,717,296 km (0.062 R)
• M12: 2,827,998 km (0.079 R)
• M13: 2,940,346 km (0.117 R)
• M14: 3,239,691 km (0.114 R)
• M15: 3,524,825 km (0.099 R)
• M16: 3,621,764 km (0.083 R)
• M17: 3,719,751 km (0.099 R)
• M18: 3,893,135 km (0.112 R)
• M19: 4,069,361 km (0.098 R)
• M20: 4,274,011 km (0.078 R)
• M21: 5,044,590 km (0.026 R)
• M22: 5,181,771 km (0.114 R)
• M23: 5,432,048 km (0.101 R)
• M24: 5,629,517 km (0.112 R)
• M25: 6,265,757 km (0.102 R)
• M26: 6,682,537 km (0.078 R)
• M27: 6,803,412 km (0.075 R)
• M28: 7,108,592 km (0.054 R)
• M29: 7,355,877 km (0.093 R)
• M30: 7,512,057 km (0.116 R)
• M31: 8,115,385 km (0.1 R)
• M32: 8,212,026 km (0.039 R)
• M33: 8,966,298 km (0.085 R)
• M34: 9,504,102 km (0.08 R)
• M35: 9,674,345 km (0.06 R)
• M36: 9,776,969 km (0.068 R)
• M37: 9,914,449 km (0.05 R)
• M38: 10,400,493 km (0.109 R)
• M39: 10,752,497 km (0.042 R)
• M40: 10,929,920 km (0.099 R)
• M41: 11,722,489 km (0.061 R)
• M42: 12,496,209 km (0.103 R)
• M43: 13,630,311 km (0.115 R)
• M44: 14,404,779 km (0.042 R)
• M45: 14,915,805 km (0.103 R)
• M46: 15,193,459 km (0.076 R)
• M47: 15,392,723 km (0.109 R)
• M48: 15,552,943 km (0.086 R)
• M49: 15,713,611 km (0.048 R)
• M50: 16,853,846 km (0.09 R)
• M51: 17,726,600 km (0.109 R)
• M52: 18,784,705 km (0.113 R)
• M53: 19,041,715 km (0.095 R)
• M54: 20,037,737 km (0.065 R)
• M55: 20,300,281 km (0.094 R)
• M56: 20,873,241 km (0.11 R)
• M57: 21,006,234 km (0.056 R)
• M58: 21,317,547 km (0.111 R)
• M59: 22,760,568 km (0.118 R)
• M60: 23,217,889 km (0.095 R)
• M61: 23,401,745 km (0.091 R)
• M62: 23,632,125 km (0.068 R)
• M63: 24,141,805 km (0.074 R)
• M64: 24,468,078 km (0.1 R)
• M65: 26,025,542 km (0.117 R)
• M66: 28,249,763 km (0.107 R)
• M67: 28,347,899 km (0.085 R)
• M68: 29,683,210 km (0.105 R)
• M69: 30,433,892 km (0.07 R)
• M70: 30,988,301 km (0.071 R)
• M71: 31,241,571 km (0.081 R)
• M72: 31,749,904 km (0.11 R)
• M73: 32,158,605 km (0.114 R)
• M74: 33,758,555 km (0.07 R)
• M75: 34,384,921 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 915.6

Radius: 7.5

Gravity: 16.28 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 8.23 AU - 9.77 AU

Year: 17433 Days

Day: 15.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 76,481,760 km

• M1: 169,644 km (0.031 R)
• M2: 309,368 km (0.119 R)
• M3: 413,489 km (0.059 R)
• M4: 921,822 km (0.104 R)
• M5: 1,187,957 km (0.103 R)
• M6: 1,447,808 km (0.046 R)
• M7: 1,953,000 km (0.092 R)
• M8: 2,994,949 km (0.11 R)
• M9: 3,268,713 km (0.107 R)
• M10: 3,428,783 km (0.063 R)
• M11: 3,673,825 km (0.09 R)
• M12: 3,966,887 km (0.109 R)
• M13: 5,878,299 km (0.1 R)
• M14: 5,926,918 km (0.059 R)
• M15: 6,320,061 km (0.101 R)
• M16: 7,131,630 km (0.12 R)
• M17: 8,083,521 km (0.113 R)
• M18: 8,137,526 km (0.082 R)
• M19: 8,851,108 km (0.026 R)
• M20: 9,187,254 km (0.088 R)
• M21: 9,356,748 km (0.075 R)
• M22: 9,470,443 km (0.113 R)
• M23: 9,584,586 km (0.052 R)
• M24: 9,641,882 km (0.108 R)
• M25: 10,514,038 km (0.109 R)
• M26: 10,632,220 km (0.073 R)
• M27: 12,960,262 km (0.097 R)
• M28: 13,469,792 km (0.084 R)
• M29: 14,838,314 km (0.076 R)
• M30: 15,037,428 km (0.117 R)
• M31: 16,661,912 km (0.112 R)
• M32: 17,007,333 km (0.085 R)
• M33: 18,412,506 km (0.111 R)
• M34: 19,345,847 km (0.115 R)
• M35: 20,220,845 km (0.116 R)
• M36: 20,663,206 km (0.11 R)
• M37: 20,959,858 km (0.095 R)
• M38: 21,782,946 km (0.09 R)
• M39: 22,922,433 km (0.115 R)
• M40: 23,152,664 km (0.1 R)
• M41: 23,770,204 km (0.093 R)
• M42: 24,393,279 km (0.106 R)
• M43: 25,179,715 km (0.074 R)
• M44: 27,262,866 km (0.069 R)
• M45: 27,425,478 km (0.1 R)
• M46: 28,078,772 km (0.113 R)
• M47: 29,400,769 km (0.119 R)
• M48: 30,237,320 km (0.101 R)
• M49: 30,658,438 km (0.118 R)
• M50: 31,677,349 km (0.09 R)
• M51: 34,799,606 km (0.108 R)
• M52: 35,418,044 km (0.073 R)
• M53: 37,295,048 km (0.061 R)
• M54: 37,746,684 km (0.099 R)
• M55: 40,494,498 km (0.093 R)
• M56: 41,705,044 km (0.116 R)
• M57: 42,079,936 km (0.095 R)
• M58: 43,875,859 km (0.036 R)
• M59: 43,971,153 km (0.092 R)
• M60: 45,022,975 km (0.082 R)
• M61: 45,696,614 km (0.113 R)
• M62: 46,762,050 km (0.114 R)
• M63: 47,933,701 km (0.108 R)
• M64: 48,719,987 km (0.072 R)
• M65: 49,016,042 km (0.077 R)
• M66: 50,604,771 km (0.104 R)
• M67: 52,513,341 km (0.097 R)
• M68: 54,547,572 km (0.109 R)
• M69: 57,542,821 km (0.103 R)
• M70: 57,855,630 km (0.069 R)
• M71: 57,960,049 km (0.109 R)
• M72: 58,273,756 km (0.115 R)
• M73: 58,483,044 km (0.118 R)
• M74: 60,167,366 km (0.08 R)
• M75: 61,547,556 km (0.034 R)
• M76: 61,760,733 km (0.106 R)
• M77: 63,045,479 km (0.072 R)
• M78: 63,691,144 km (0.075 R)
• M79: 63,906,864 km (0.041 R)
• M80: 64,230,893 km (0.117 R)
• M81: 65,859,116 km (0.117 R)
• M82: 66,514,355 km (0.038 R)
• M83: 67,171,538 km (0.089 R)
• M84: 67,720,862 km (0.086 R)
• M85: 69,267,105 km (0.111 R)
• M86: 69,710,962 km (0.11 R)
• M87: 70,936,618 km (0.101 R)
• M88: 71,608,013 km (0.082 R)
• M89: 73,409,022 km (0.11 R)
• M90: 74,088,196 km (0.073 R)
• M91: 76,367,170 km (0.042 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: 526 - 12,662 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit