🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.2

Radius: 8.6

Gravity: 9.08 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.27 AU - 1.85 AU

Year: 1239 Days

Day: 10.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 45,679,250 km

• M1: 128,505 km (0.081 R)
• M2: 186,997 km (0.06 R)
• M3: 249,978 km (0.045 R)
• M4: 324,029 km (0.061 R)
• M5: 523,144 km (0.066 R)
• M6: 588,219 km (0.118 R)
• M7: 650,152 km (0.1 R)
• M8: 714,479 km (0.088 R)
• M9: 801,695 km (0.072 R)
• M10: 871,408 km (0.086 R)
• M11: 943,364 km (0.092 R)
• M12: 1,139,936 km (0.119 R)
• M13: 1,195,137 km (0.108 R)
• M14: 1,417,141 km (0.096 R)
• M15: 1,724,564 km (0.041 R)
• M16: 1,844,093 km (0.069 R)
• M17: 1,909,617 km (0.074 R)
• M18: 2,023,910 km (0.112 R)
• M19: 2,130,573 km (0.083 R)
• M20: 2,299,319 km (0.12 R)
• M21: 2,390,424 km (0.047 R)
• M22: 2,503,520 km (0.096 R)
• M23: 2,820,967 km (0.102 R)
• M24: 2,918,654 km (0.108 R)
• M25: 3,128,839 km (0.085 R)
• M26: 3,241,337 km (0.111 R)
• M27: 3,552,201 km (0.116 R)
• M28: 3,669,785 km (0.096 R)
• M29: 3,884,758 km (0.049 R)
• M30: 4,018,199 km (0.066 R)
• M31: 4,128,452 km (0.12 R)
• M32: 4,414,932 km (0.051 R)
• M33: 4,541,492 km (0.066 R)
• M34: 4,630,802 km (0.118 R)
• M35: 4,733,576 km (0.091 R)
• M36: 4,837,098 km (0.101 R)
• M37: 4,902,322 km (0.092 R)
• M38: 5,086,178 km (0.074 R)
• M39: 5,272,427 km (0.113 R)
• M40: 5,325,983 km (0.079 R)
• M41: 5,379,839 km (0.118 R)
• M42: 5,872,315 km (0.066 R)
• M43: 6,279,520 km (0.094 R)
• M44: 6,350,579 km (0.118 R)
• M45: 6,508,106 km (0.095 R)
• M46: 6,652,318 km (0.095 R)
• M47: 6,870,731 km (0.113 R)
• M48: 6,958,844 km (0.067 R)
• M49: 7,135,968 km (0.086 R)
• M50: 7,284,818 km (0.12 R)
• M51: 8,059,735 km (0.087 R)
• M52: 8,417,723 km (0.039 R)
• M53: 8,701,510 km (0.086 R)
• M54: 8,796,953 km (0.118 R)
• M55: 8,924,560 km (0.08 R)
• M56: 9,133,249 km (0.111 R)
• M57: 9,408,659 km (0.11 R)
• M58: 9,621,088 km (0.071 R)
• M59: 9,686,761 km (0.114 R)
• M60: 9,984,162 km (0.04 R)
• M61: 10,150,814 km (0.089 R)
• M62: 10,520,470 km (0.109 R)
• M63: 10,724,073 km (0.082 R)
• M64: 10,963,130 km (0.047 R)
• M65: 11,169,426 km (0.049 R)
• M66: 11,394,421 km (0.114 R)
• M67: 11,796,241 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367.5

Radius: 13.8

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.42 AU - 1.88 AU

Year: 1348 Days

Day: 7.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 45,679,250 km

• M1: 178,769 km (0.041 R)
• M2: 270,922 km (0.119 R)
• M3: 390,899 km (0.113 R)
• M4: 494,720 km (0.091 R)
• M5: 682,017 km (0.097 R)
• M6: 809,773 km (0.093 R)
• M7: 914,791 km (0.112 R)
• M8: 1,119,590 km (0.063 R)
• M9: 1,437,486 km (0.045 R)
• M10: 1,599,500 km (0.06 R)
• M11: 1,892,263 km (0.048 R)
• M12: 2,002,218 km (0.052 R)
• M13: 2,105,889 km (0.09 R)
• M14: 2,193,703 km (0.086 R)
• M15: 2,613,774 km (0.088 R)
• M16: 2,756,341 km (0.116 R)
• M17: 2,852,981 km (0.062 R)
• M18: 2,960,542 km (0.039 R)
• M19: 3,179,852 km (0.097 R)
• M20: 3,332,592 km (0.094 R)
• M21: 3,487,725 km (0.043 R)
• M22: 3,773,307 km (0.067 R)
• M23: 4,011,617 km (0.074 R)
• M24: 4,099,580 km (0.088 R)
• M25: 4,199,212 km (0.077 R)
• M26: 4,412,539 km (0.069 R)
• M27: 4,698,570 km (0.108 R)
• M28: 4,826,476 km (0.105 R)
• M29: 5,121,334 km (0.108 R)
• M30: 5,446,559 km (0.039 R)
• M31: 5,556,514 km (0.074 R)
• M32: 5,654,949 km (0.073 R)
• M33: 5,791,083 km (0.063 R)
• M34: 6,104,790 km (0.109 R)
• M35: 6,219,083 km (0.08 R)
• M36: 6,709,614 km (0.104 R)
• M37: 6,919,949 km (0.101 R)
• M38: 7,482,437 km (0.115 R)
• M39: 7,645,947 km (0.084 R)
• M40: 8,157,572 km (0.092 R)
• M41: 8,255,558 km (0.114 R)
• M42: 8,537,850 km (0.042 R)
• M43: 8,952,984 km (0.04 R)
• M44: 9,243,054 km (0.088 R)
• M45: 9,698,879 km (0.047 R)
• M46: 9,951,998 km (0.11 R)
• M47: 10,237,581 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.1

Radius: 12.4

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.5 AU - 3.32 AU

Year: 3156 Days

Day: 14.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 45,679,250 km

• M1: 229,034 km (0.114 R)
• M2: 321,336 km (0.103 R)
• M3: 458,517 km (0.115 R)
• M4: 536,608 km (0.117 R)
• M5: 627,114 km (0.039 R)
• M6: 766,988 km (0.073 R)
• M7: 1,123,031 km (0.092 R)
• M8: 1,235,678 km (0.115 R)
• M9: 1,361,341 km (0.115 R)
• M10: 1,491,640 km (0.063 R)
• M11: 1,616,555 km (0.045 R)
• M12: 2,023,311 km (0.119 R)
• M13: 2,383,244 km (0.119 R)
• M14: 2,473,601 km (0.095 R)
• M15: 2,553,636 km (0.065 R)
• M16: 2,657,756 km (0.118 R)
• M17: 2,846,698 km (0.112 R)
• M18: 2,991,359 km (0.063 R)
• M19: 3,163,247 km (0.067 R)
• M20: 3,937,117 km (0.089 R)
• M21: 4,017,750 km (0.107 R)
• M22: 4,112,445 km (0.087 R)
• M23: 4,331,756 km (0.104 R)
• M24: 4,597,442 km (0.063 R)
• M25: 4,767,834 km (0.11 R)
• M26: 4,868,364 km (0.084 R)
• M27: 5,203,463 km (0.115 R)
• M28: 5,651,957 km (0.043 R)
• M29: 5,804,248 km (0.079 R)
• M30: 5,927,068 km (0.116 R)
• M31: 6,097,310 km (0.107 R)
• M32: 6,253,490 km (0.032 R)
• M33: 6,490,453 km (0.087 R)
• M34: 6,859,511 km (0.092 R)
• M35: 7,038,430 km (0.103 R)
• M36: 7,367,845 km (0.099 R)
• M37: 7,702,196 km (0.081 R)
• M38: 7,888,296 km (0.054 R)
• M39: 8,024,579 km (0.062 R)
• M40: 8,386,157 km (0.111 R)
• M41: 8,770,624 km (0.075 R)
• M42: 8,964,952 km (0.073 R)
• M43: 9,160,925 km (0.108 R)
• M44: 9,268,336 km (0.089 R)
• M45: 9,448,302 km (0.039 R)
• M46: 9,811,825 km (0.042 R)
• M47: 10,365,636 km (0.067 R)
• M48: 10,646,432 km (0.096 R)
• M49: 10,797,226 km (0.075 R)
• M50: 10,986,767 km (0.112 R)
• M51: 11,177,355 km (0.085 R)
• M52: 11,368,989 km (0.072 R)
• M53: 11,542,523 km (0.067 R)
• M54: 11,794,595 km (0.119 R)
• M55: 12,048,613 km (0.044 R)
• M56: 12,146,749 km (0.095 R)
• M57: 12,225,587 km (0.118 R)
• M58: 12,601,825 km (0.062 R)
• M59: 12,761,446 km (0.067 R)
• M60: 12,901,620 km (0.06 R)
• M61: 13,345,476 km (0.043 R)
• M62: 13,447,053 km (0.101 R)
• M63: 13,589,770 km (0.102 R)
• M64: 13,773,925 km (0.118 R)
• M65: 13,856,054 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.7

Radius: 8.7

Gravity: 6.63 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.07 AU - 4.55 AU

Year: 4728 Days

Day: 13 Hours

Environment

Temp: -213 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 45,679,250 km

• M1: 110,553 km (0.096 R)
• M2: 187,596 km (0.083 R)
• M3: 250,726 km (0.103 R)
• M4: 317,147 km (0.083 R)
• M5: 623,225 km (0.057 R)
• M6: 958,922 km (0.041 R)
• M7: 1,060,948 km (0.093 R)
• M8: 1,180,327 km (0.115 R)
• M9: 1,276,219 km (0.11 R)
• M10: 1,655,899 km (0.035 R)
• M11: 2,203,128 km (0.083 R)
• M12: 2,621,403 km (0.071 R)
• M13: 2,729,862 km (0.09 R)
• M14: 2,803,015 km (0.103 R)
• M15: 2,914,017 km (0.083 R)
• M16: 3,372,684 km (0.109 R)
• M17: 3,490,866 km (0.074 R)
• M18: 3,550,556 km (0.077 R)
• M19: 3,630,591 km (0.096 R)
• M20: 4,165,553 km (0.047 R)
• M21: 4,228,982 km (0.087 R)
• M22: 4,485,543 km (0.118 R)
• M23: 4,813,461 km (0.089 R)
• M24: 5,331,519 km (0.105 R)
• M25: 5,469,448 km (0.11 R)
• M26: 5,796,319 km (0.108 R)
• M27: 6,153,409 km (0.119 R)
• M28: 6,274,135 km (0.098 R)
• M29: 6,616,115 km (0.066 R)
• M30: 6,989,362 km (0.107 R)
• M31: 8,335,893 km (0.08 R)
• M32: 8,442,705 km (0.107 R)
• M33: 9,175,885 km (0.103 R)
• M34: 9,230,937 km (0.111 R)
• M35: 9,313,814 km (0.09 R)
• M36: 9,816,463 km (0.12 R)
• M37: 9,929,259 km (0.066 R)
• M38: 10,270,492 km (0.092 R)
• M39: 10,385,084 km (0.079 R)
• M40: 10,557,870 km (0.09 R)
• M41: 10,702,531 km (0.092 R)
• M42: 10,789,597 km (0.114 R)
• M43: 10,964,626 km (0.031 R)
• M44: 11,228,816 km (0.061 R)
• M45: 11,376,469 km (0.081 R)
• M46: 11,584,261 km (0.094 R)
• M47: 11,643,950 km (0.115 R)
• M48: 12,185,046 km (0.117 R)
• M49: 12,458,810 km (0.083 R)
• M50: 13,385,569 km (0.106 R)
• M51: 14,174,847 km (0.04 R)
• M52: 14,687,818 km (0.091 R)
• M53: 14,881,847 km (0.069 R)
• M54: 15,567,454 km (0.107 R)
• M55: 15,765,222 km (0.058 R)
• M56: 17,274,814 km (0.109 R)
• M57: 17,411,247 km (0.093 R)
• M58: 17,582,238 km (0.094 R)
• M59: 17,650,903 km (0.12 R)
• M60: 17,995,128 km (0.1 R)
• M61: 18,133,356 km (0.084 R)
• M62: 18,411,010 km (0.099 R)
• M63: 18,480,723 km (0.071 R)
• M64: 18,760,022 km (0.059 R)
• M65: 19,040,967 km (0.115 R)
• M66: 19,535,687 km (0.097 R)
• M67: 19,749,013 km (0.095 R)
• M68: 20,070,649 km (0.055 R)
• M69: 20,501,939 km (0.062 R)
• M70: 20,574,046 km (0.11 R)
• M71: 20,791,262 km (0.066 R)
• M72: 20,936,372 km (0.102 R)
• M73: 21,009,076 km (0.054 R)
• M74: 21,630,356 km (0.113 R)
• M75: 21,998,666 km (0.089 R)
• M76: 22,072,567 km (0.12 R)
• M77: 22,183,569 km (0.056 R)
• M78: 22,666,920 km (0.048 R)
• M79: 23,947,178 km (0.103 R)
• M80: 24,366,352 km (0.04 R)
• M81: 25,173,432 km (0.097 R)
• M82: 25,328,116 km (0.084 R)
• M83: 25,444,354 km (0.102 R)
• M84: 25,872,204 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.1

Radius: 10.2

Gravity: 8.03 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.81 AU - 3.93 AU

Year: 4841 Days

Day: 7.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 45,679,250 km

• M1: 222,602 km (0.086 R)
• M2: 332,706 km (0.059 R)
• M3: 457,470 km (0.094 R)
• M4: 612,304 km (0.095 R)
• M5: 785,538 km (0.067 R)
• M6: 947,553 km (0.086 R)
• M7: 1,258,268 km (0.108 R)
• M8: 1,499,719 km (0.103 R)
• M9: 1,844,991 km (0.116 R)
• M10: 2,045,452 km (0.088 R)
• M11: 2,120,251 km (0.074 R)
• M12: 2,234,095 km (0.052 R)
• M13: 2,330,585 km (0.08 R)
• M14: 2,508,008 km (0.063 R)
• M15: 2,751,404 km (0.099 R)
• M16: 3,045,214 km (0.096 R)
• M17: 3,640,315 km (0.118 R)
• M18: 3,800,534 km (0.117 R)
• M19: 3,893,135 km (0.112 R)
• M20: 4,587,120 km (0.095 R)
• M21: 4,735,371 km (0.119 R)
• M22: 4,960,965 km (0.078 R)
• M23: 5,062,392 km (0.076 R)
• M24: 5,370,863 km (0.089 R)
• M25: 5,632,659 km (0.116 R)
• M26: 6,060,060 km (0.043 R)
• M27: 6,168,668 km (0.077 R)
• M28: 6,720,984 km (0.025 R)
• M29: 6,861,606 km (0.072 R)
• M30: 7,145,841 km (0.079 R)
• M31: 7,696,362 km (0.048 R)
• M32: 7,843,566 km (0.056 R)
• M33: 7,991,668 km (0.08 R)
• M34: 8,230,576 km (0.058 R)
• M35: 8,381,071 km (0.047 R)
• M36: 8,623,868 km (0.079 R)
• M37: 8,807,425 km (0.101 R)
• M38: 9,178,577 km (0.062 R)
• M39: 10,680,989 km (0.115 R)
• M40: 10,944,281 km (0.031 R)
• M41: 11,010,403 km (0.074 R)
• M42: 11,544,468 km (0.102 R)
• M43: 11,645,596 km (0.109 R)
• M44: 11,747,023 km (0.079 R)
• M45: 11,814,791 km (0.075 R)
• M46: 11,950,626 km (0.096 R)
• M47: 12,258,349 km (0.051 R)
• M48: 12,846,717 km (0.073 R)
• M49: 12,916,579 km (0.116 R)
• M50: 13,408,906 km (0.098 R)
• M51: 13,728,597 km (0.089 R)
• M52: 13,943,120 km (0.041 R)
• M53: 14,922,537 km (0.102 R)
• M54: 15,290,847 km (0.108 R)
• M55: 15,774,198 km (0.119 R)
• M56: 15,961,345 km (0.063 R)
• M57: 16,527,573 km (0.078 R)
• M58: 17,254,170 km (0.101 R)
• M59: 17,408,405 km (0.071 R)
• M60: 18,147,718 km (0.089 R)
• M61: 18,265,302 km (0.042 R)
• M62: 19,375,617 km (0.067 R)
• M63: 20,344,712 km (0.095 R)
• M64: 21,288,226 km (0.083 R)
• M65: 21,786,088 km (0.044 R)
• M66: 22,245,802 km (0.042 R)
• M67: 23,558,822 km (0.081 R)
• M68: 24,030,654 km (0.096 R)
• M69: 24,203,140 km (0.107 R)
• M70: 24,375,926 km (0.078 R)
• M71: 26,303,644 km (0.111 R)
• M72: 26,436,786 km (0.09 R)
• M73: 26,927,168 km (0.104 R)
• M74: 27,962,236 km (0.088 R)
• M75: 28,052,892 km (0.084 R)
• M76: 28,461,892 km (0.098 R)
• M77: 28,598,625 km (0.076 R)
• M78: 30,816,563 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.1

Radius: 6.9

Gravity: 11.11 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.96 AU - 7.08 AU

Year: 10585 Days

Day: 21 Hours

Environment

Temp: -220 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 45,679,250 km

• M1: 97,388 km (0.056 R)
• M2: 145,708 km (0.094 R)
• M3: 195,973 km (0.038 R)
• M4: 244,892 km (0.078 R)
• M5: 436,975 km (0.076 R)
• M6: 1,136,944 km (0.091 R)
• M7: 1,316,760 km (0.081 R)
• M8: 1,659,340 km (0.113 R)
• M9: 1,957,488 km (0.087 R)
• M10: 2,052,632 km (0.065 R)
• M11: 2,297,225 km (0.062 R)
• M12: 2,448,618 km (0.096 R)
• M13: 2,603,153 km (0.111 R)
• M14: 3,058,678 km (0.073 R)
• M15: 3,394,974 km (0.063 R)
• M16: 3,743,238 km (0.112 R)
• M17: 3,861,869 km (0.059 R)
• M18: 3,981,697 km (0.115 R)
• M19: 4,442,159 km (0.103 R)
• M20: 4,536,256 km (0.113 R)
• M21: 4,662,816 km (0.077 R)
• M22: 5,648,816 km (0.049 R)
• M23: 5,887,873 km (0.115 R)
• M24: 6,095,515 km (0.065 R)
• M25: 6,625,091 km (0.12 R)
• M26: 6,768,855 km (0.116 R)
• M27: 7,169,328 km (0.107 R)
• M28: 7,316,832 km (0.059 R)
• M29: 7,615,130 km (0.103 R)
• M30: 7,727,927 km (0.113 R)
• M31: 7,955,316 km (0.101 R)
• M32: 8,261,842 km (0.104 R)
• M33: 8,339,034 km (0.039 R)
• M34: 8,494,317 km (0.033 R)
• M35: 8,572,257 km (0.088 R)
• M36: 8,807,724 km (0.108 R)
• M37: 8,886,562 km (0.117 R)
• M38: 9,486,151 km (0.056 R)
• M39: 10,305,648 km (0.117 R)
• M40: 10,430,412 km (0.074 R)
• M41: 10,765,960 km (0.103 R)
• M42: 11,104,949 km (0.11 R)
• M43: 11,361,659 km (0.102 R)
• M44: 11,837,081 km (0.04 R)
• M45: 12,186,991 km (0.056 R)
• M46: 12,852,252 km (0.044 R)
• M47: 12,986,591 km (0.082 R)
• M48: 13,031,620 km (0.114 R)
• M49: 13,757,469 km (0.109 R)
• M50: 13,894,949 km (0.12 R)
• M51: 15,200,789 km (0.104 R)
• M52: 15,390,479 km (0.106 R)
• M53: 17,479,015 km (0.083 R)
• M54: 17,727,647 km (0.108 R)
• M55: 17,877,394 km (0.092 R)
• M56: 18,077,706 km (0.041 R)
• M57: 18,178,086 km (0.113 R)
• M58: 18,682,979 km (0.1 R)
• M59: 19,448,920 km (0.099 R)
• M60: 20,643,160 km (0.093 R)
• M61: 20,695,669 km (0.095 R)
• M62: 20,958,662 km (0.099 R)
• M63: 22,721,972 km (0.112 R)
• M64: 23,211,157 km (0.119 R)
• M65: 23,593,978 km (0.082 R)
• M66: 25,314,353 km (0.091 R)
• M67: 25,651,996 km (0.037 R)
• M68: 26,104,529 km (0.107 R)
• M69: 26,274,772 km (0.098 R)
• M70: 26,673,749 km (0.111 R)
• M71: 28,056,781 km (0.047 R)
• M72: 28,114,975 km (0.07 R)
• M73: 28,757,049 km (0.043 R)
• M74: 28,815,691 km (0.108 R)
• M75: 29,227,086 km (0.1 R)
• M76: 29,877,537 km (0.086 R)
• M77: 30,293,868 km (0.116 R)
• M78: 31,494,092 km (0.064 R)
• M79: 32,221,736 km (0.055 R)
• M80: 32,832,245 km (0.076 R)
• M81: 33,016,100 km (0.05 R)
• M82: 34,064,782 km (0.063 R)
• M83: 34,499,663 km (0.089 R)
• M84: 34,749,042 km (0.063 R)
• M85: 35,249,597 km (0.035 R)
• M86: 35,437,940 km (0.094 R)
• M87: 36,448,025 km (0.063 R)
• M88: 37,084,115 km (0.12 R)
• M89: 40,122,299 km (0.111 R)
• M90: 40,187,822 km (0.102 R)
• M91: 41,042,625 km (0.077 R)
• M92: 41,174,720 km (0.09 R)
• M93: 42,369,558 km (0.11 R)
• M94: 45,610,895 km (0.034 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: 335 - 18,975 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit