🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.45 AU - 0.59 AU

Year: 133 Days

Day: 33.7 Hours

Environment

Temp: 213 °C

Axial Tilt: 31.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 90,987,865 km

• M1: 204,051 km (0.096 R)
• M2: 214,673 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.91 AU - 1.09 AU

Year: 355 Days

Day: 24.4 Hours

Environment

Temp: 136 °C

Axial Tilt: 18.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.22 AU - 1.3 AU

Year: 502 Days

Day: 21.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.55 AU - 1.77 AU

Year: 759 Days

Day: 45.7 Hours

Environment

Temp: -42 °C

Axial Tilt: 55.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.69 AU - 1.79 AU

Year: 814 Days

Day: 32.4 Hours

Environment

Temp: -38 °C

Axial Tilt: 104.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.14 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.7

Radius: 9.9

Gravity: 9.83 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.36 AU - 7.7 AU

Year: 5920 Days

Day: 5.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 90,987,865 km

• M1: 155,283 km (0.034 R)
• M2: 246,238 km (0.065 R)
• M3: 309,518 km (0.1 R)
• M4: 402,717 km (0.11 R)
• M5: 720,015 km (0.038 R)
• M6: 882,927 km (0.11 R)
• M7: 1,176,288 km (0.048 R)
• M8: 1,352,664 km (0.117 R)
• M9: 1,751,342 km (0.043 R)
• M10: 2,448,618 km (0.118 R)
• M11: 2,561,415 km (0.042 R)
• M12: 3,005,421 km (0.034 R)
• M13: 3,175,215 km (0.071 R)
• M14: 3,323,317 km (0.045 R)
• M15: 3,781,236 km (0.06 R)
• M16: 4,616,441 km (0.111 R)
• M17: 5,536,468 km (0.085 R)
• M18: 5,987,056 km (0.103 R)
• M19: 6,418,197 km (0.036 R)
• M20: 6,859,511 km (0.087 R)
• M21: 6,955,403 km (0.086 R)
• M22: 7,838,031 km (0.054 R)
• M23: 8,617,735 km (0.029 R)
• M24: 8,999,359 km (0.032 R)
• M25: 9,174,688 km (0.114 R)
• M26: 9,564,241 km (0.052 R)
• M27: 10,104,439 km (0.068 R)
• M28: 10,470,056 km (0.06 R)
• M29: 10,877,112 km (0.099 R)
• M30: 10,951,761 km (0.114 R)
• M31: 11,214,156 km (0.103 R)
• M32: 11,898,566 km (0.048 R)
• M33: 12,129,695 km (0.062 R)
• M34: 12,440,260 km (0.089 R)
• M35: 12,635,635 km (0.092 R)
• M36: 12,714,024 km (0.075 R)
• M37: 13,029,526 km (0.114 R)
• M38: 13,507,491 km (0.109 R)
• M39: 13,668,159 km (0.109 R)
• M40: 14,480,625 km (0.117 R)
• M41: 14,562,754 km (0.116 R)
• M42: 15,434,461 km (0.108 R)
• M43: 16,967,690 km (0.083 R)
• M44: 17,141,074 km (0.106 R)
• M45: 17,620,834 km (0.116 R)
• M46: 18,060,801 km (0.084 R)
• M47: 18,593,669 km (0.109 R)
• M48: 18,772,289 km (0.112 R)
• M49: 19,312,038 km (0.094 R)
• M50: 19,538,380 km (0.097 R)
• M51: 20,452,722 km (0.054 R)
• M52: 21,194,129 km (0.089 R)
• M53: 21,427,651 km (0.116 R)
• M54: 21,568,123 km (0.085 R)
• M55: 23,567,499 km (0.117 R)
• M56: 24,295,741 km (0.081 R)
• M57: 24,491,266 km (0.093 R)
• M58: 25,228,933 km (0.064 R)
• M59: 25,476,368 km (0.112 R)
• M60: 25,923,965 km (0.097 R)
• M61: 26,323,989 km (0.093 R)
• M62: 26,625,279 km (0.109 R)
• M63: 26,978,330 km (0.083 R)
• M64: 27,180,736 km (0.117 R)
• M65: 27,383,741 km (0.115 R)
• M66: 27,536,181 km (0.051 R)
• M67: 28,046,758 km (0.079 R)
• M68: 28,200,395 km (0.117 R)
• M69: 28,611,790 km (0.063 R)
• M70: 29,284,531 km (0.094 R)
• M71: 29,440,562 km (0.09 R)
• M72: 29,596,892 km (0.087 R)
• M73: 29,910,149 km (0.119 R)
• M74: 30,645,573 km (0.089 R)
• M75: 31,440,236 km (0.114 R)
• M76: 32,080,815 km (0.062 R)
• M77: 33,266,378 km (0.092 R)
• M78: 33,374,836 km (0.092 R)
• M79: 33,919,073 km (0.109 R)
• M80: 34,850,918 km (0.111 R)
• M81: 36,292,443 km (0.09 R)
• M82: 36,404,193 km (0.047 R)
• M83: 36,627,842 km (0.102 R)
• M84: 37,076,635 km (0.073 R)
• M85: 37,301,780 km (0.109 R)
• M86: 37,470,826 km (0.112 R)
• M87: 37,809,964 km (0.116 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.6

Radius: 12.6

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 6.67 AU - 7.99 AU

Year: 7040 Days

Day: 10.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 90,987,865 km

• M1: 204,650 km (0.101 R)
• M2: 399,277 km (0.106 R)
• M3: 629,059 km (0.093 R)
• M4: 740,958 km (0.088 R)
• M5: 851,661 km (0.083 R)
• M6: 931,995 km (0.113 R)
• M7: 1,053,019 km (0.085 R)
• M8: 1,189,752 km (0.079 R)
• M9: 1,751,193 km (0.089 R)
• M10: 1,963,622 km (0.11 R)
• M11: 2,678,550 km (0.09 R)
• M12: 2,800,622 km (0.114 R)
• M13: 3,307,908 km (0.085 R)
• M14: 3,498,346 km (0.1 R)
• M15: 4,185,300 km (0.098 R)
• M16: 4,296,002 km (0.094 R)
• M17: 4,781,298 km (0.083 R)
• M18: 4,980,412 km (0.098 R)
• M19: 5,148,560 km (0.077 R)
• M20: 5,352,761 km (0.068 R)
• M21: 5,804,397 km (0.039 R)
• M22: 6,250,349 km (0.098 R)
• M23: 6,560,016 km (0.105 R)
• M24: 6,800,270 km (0.11 R)
• M25: 7,081,066 km (0.119 R)
• M26: 7,232,459 km (0.095 R)
• M27: 7,499,940 km (0.097 R)
• M28: 7,673,623 km (0.103 R)
• M29: 8,682,960 km (0.099 R)
• M30: 8,987,840 km (0.115 R)
• M31: 9,441,421 km (0.079 R)
• M32: 9,691,997 km (0.116 R)
• M33: 11,529,059 km (0.098 R)
• M34: 12,498,603 km (0.111 R)
• M35: 13,028,030 km (0.043 R)
• M36: 13,377,191 km (0.079 R)
• M37: 14,204,168 km (0.079 R)
• M38: 14,635,908 km (0.1 R)
• M39: 15,120,605 km (0.092 R)
• M40: 15,561,470 km (0.087 R)
• M41: 16,255,604 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.3

Radius: 3.3

Gravity: 23.63 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 13.34 AU - 20 AU

Year: 24146 Days

Day: 21.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 90,987,865 km

• M1: 46,675 km (0.102 R)
• M2: 144,063 km (0.08 R)
• M3: 380,577 km (0.05 R)
• M4: 520,152 km (0.095 R)
• M5: 1,370,167 km (0.061 R)
• M6: 1,396,197 km (0.109 R)
• M7: 1,833,771 km (0.1 R)
• M8: 2,594,625 km (0.071 R)
• M9: 2,724,476 km (0.071 R)
• M10: 2,889,632 km (0.11 R)
• M11: 3,546,966 km (0.113 R)
• M12: 3,691,028 km (0.074 R)
• M13: 4,712,483 km (0.063 R)
• M14: 5,071,218 km (0.082 R)
• M15: 5,111,610 km (0.112 R)
• M16: 5,814,720 km (0.072 R)
• M17: 5,941,878 km (0.082 R)
• M18: 9,605,230 km (0.104 R)
• M19: 9,906,670 km (0.089 R)
• M20: 10,058,662 km (0.094 R)
• M21: 10,109,375 km (0.072 R)
• M22: 10,262,264 km (0.119 R)
• M23: 10,313,427 km (0.101 R)
• M24: 10,622,197 km (0.073 R)
• M25: 10,829,689 km (0.074 R)
• M26: 11,038,378 km (0.041 R)
• M27: 11,301,371 km (0.114 R)
• M28: 11,354,179 km (0.082 R)
• M29: 11,672,823 km (0.078 R)
• M30: 12,482,297 km (0.08 R)
• M31: 12,536,900 km (0.095 R)
• M32: 12,701,158 km (0.079 R)
• M33: 12,866,165 km (0.048 R)
• M34: 12,976,568 km (0.113 R)
• M35: 13,758,217 km (0.068 R)
• M36: 14,325,791 km (0.06 R)
• M37: 14,554,826 km (0.114 R)
• M38: 15,366,544 km (0.112 R)
• M39: 16,311,853 km (0.067 R)
• M40: 17,764,747 km (0.108 R)
• M41: 18,010,985 km (0.097 R)
• M42: 19,006,858 km (0.087 R)
• M43: 21,312,012 km (0.101 R)
• M44: 21,442,611 km (0.087 R)
• M45: 21,901,876 km (0.075 R)
• M46: 21,967,849 km (0.106 R)
• M47: 23,164,931 km (0.119 R)
• M48: 24,110,390 km (0.108 R)
• M49: 24,178,457 km (0.102 R)
• M50: 24,314,740 km (0.092 R)
• M51: 25,275,607 km (0.081 R)
• M52: 26,388,765 km (0.096 R)
• M53: 26,669,560 km (0.095 R)
• M54: 27,304,903 km (0.076 R)
• M55: 28,303,169 km (0.086 R)
• M56: 28,374,976 km (0.106 R)
• M57: 31,517,429 km (0.082 R)
• M58: 31,964,577 km (0.095 R)
• M59: 32,789,759 km (0.098 R)
• M60: 33,546,126 km (0.106 R)
• M61: 33,622,121 km (0.052 R)
• M62: 33,774,113 km (0.03 R)
• M63: 33,926,404 km (0.104 R)
• M64: 34,461,216 km (0.051 R)
• M65: 36,550,051 km (0.094 R)
• M66: 36,628,291 km (0.104 R)
• M67: 37,019,788 km (0.113 R)
• M68: 37,807,122 km (0.08 R)
• M69: 38,520,554 km (0.09 R)
• M70: 39,398,394 km (0.078 R)
• M71: 40,202,034 km (0.116 R)
• M72: 40,444,233 km (0.12 R)
• M73: 41,499,197 km (0.062 R)
• M74: 42,892,552 km (0.1 R)
• M75: 43,885,134 km (0.091 R)
• M76: 44,384,342 km (0.086 R)
• M77: 44,969,120 km (0.106 R)
• M78: 46,993,179 km (0.09 R)
• M79: 48,016,429 km (0.101 R)
• M80: 48,788,503 km (0.084 R)
• M81: 49,478,299 km (0.052 R)
• M82: 50,171,386 km (0.032 R)
• M83: 51,042,195 km (0.103 R)
• M84: 52,357,759 km (0.077 R)
• M85: 53,862,115 km (0.09 R)
• M86: 55,380,683 km (0.075 R)
• M87: 55,470,442 km (0.079 R)
• M88: 57,094,476 km (0.087 R)
• M89: 58,003,433 km (0.036 R)
• M90: 58,094,688 km (0.053 R)
• M91: 58,368,452 km (0.09 R)
• M92: 58,551,111 km (0.09 R)
• M93: 59,192,287 km (0.108 R)
• M94: 60,204,466 km (0.096 R)
• M95: 60,389,070 km (0.111 R)
• M96: 61,315,081 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 251.6

Radius: 7.6

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 17.47 AU - 19.51 AU

Year: 28206 Days

Day: 15.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 90,987,865 km

• M1: 96,640 km (0.114 R)
• M2: 259,852 km (0.036 R)
• M3: 398,080 km (0.089 R)
• M4: 1,472,043 km (0.103 R)
• M5: 1,556,715 km (0.083 R)
• M6: 1,850,675 km (0.033 R)
• M7: 2,258,629 km (0.095 R)
• M8: 2,523,417 km (0.054 R)
• M9: 2,591,185 km (0.117 R)
• M10: 2,798,228 km (0.106 R)
• M11: 3,046,561 km (0.088 R)
• M12: 4,230,179 km (0.06 R)
• M13: 4,392,343 km (0.105 R)
• M14: 5,147,364 km (0.073 R)
• M15: 5,320,598 km (0.096 R)
• M16: 5,851,820 km (0.099 R)
• M17: 5,987,356 km (0.089 R)
• M18: 6,123,789 km (0.076 R)
• M19: 6,399,947 km (0.12 R)
• M20: 7,398,213 km (0.117 R)
• M21: 7,692,323 km (0.105 R)
• M22: 8,140,667 km (0.099 R)
• M23: 9,695,438 km (0.111 R)
• M24: 10,726,467 km (0.112 R)
• M25: 11,171,071 km (0.116 R)
• M26: 13,067,524 km (0.118 R)
• M27: 14,022,407 km (0.095 R)
• M28: 15,061,364 km (0.053 R)
• M29: 15,998,595 km (0.08 R)
• M30: 16,633,787 km (0.085 R)
• M31: 18,257,822 km (0.096 R)
• M32: 18,588,583 km (0.109 R)
• M33: 19,055,178 km (0.116 R)
• M34: 22,639,394 km (0.116 R)
• M35: 23,639,156 km (0.067 R)
• M36: 25,239,106 km (0.069 R)
• M37: 25,533,813 km (0.102 R)
• M38: 26,424,669 km (0.106 R)
• M39: 27,779,876 km (0.116 R)
• M40: 28,084,158 km (0.118 R)
• M41: 29,777,007 km (0.069 R)
• M42: 30,322,591 km (0.038 R)
• M43: 31,502,768 km (0.056 R)
• M44: 33,422,259 km (0.1 R)
• M45: 35,050,482 km (0.077 R)
• M46: 37,205,439 km (0.084 R)
• M47: 37,456,913 km (0.118 R)
• M48: 38,299,000 km (0.083 R)
• M49: 39,317,761 km (0.114 R)
• M50: 39,403,032 km (0.09 R)
• M51: 44,543,364 km (0.105 R)
• M52: 44,810,397 km (0.117 R)
• M53: 45,614,485 km (0.107 R)
• M54: 46,153,187 km (0.088 R)
• M55: 46,784,340 km (0.1 R)
• M56: 50,075,045 km (0.09 R)
• M57: 51,841,646 km (0.102 R)
• M58: 54,958,219 km (0.105 R)
• M59: 55,627,071 km (0.118 R)
• M60: 57,456,204 km (0.101 R)
• M61: 57,552,994 km (0.046 R)
• M62: 57,746,723 km (0.084 R)
• M63: 58,037,840 km (0.117 R)
• M64: 58,232,168 km (0.111 R)
• M65: 59,696,582 km (0.069 R)
• M66: 62,960,657 km (0.095 R)
• M67: 63,160,371 km (0.032 R)
• M68: 63,961,168 km (0.107 R)
• M69: 65,876,619 km (0.05 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 569.3

Radius: 7.4

Gravity: 10.4 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 15.86 AU - 21.54 AU

Year: 28688 Days

Day: 16.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 90,987,865 km

• M1: 106,962 km (0.101 R)
• M2: 196,871 km (0.047 R)
• M3: 1,427,912 km (0.119 R)
• M4: 1,633,160 km (0.098 R)
• M5: 1,703,770 km (0.072 R)
• M6: 2,187,420 km (0.085 R)
• M7: 2,344,498 km (0.118 R)
• M8: 3,363,110 km (0.114 R)
• M9: 4,600,733 km (0.098 R)
• M10: 4,802,540 km (0.102 R)
• M11: 5,007,340 km (0.099 R)
• M12: 5,058,951 km (0.056 R)
• M13: 5,909,415 km (0.056 R)
• M14: 6,073,674 km (0.096 R)
• M15: 6,632,571 km (0.044 R)
• M16: 6,689,418 km (0.102 R)
• M17: 7,324,761 km (0.072 R)
• M18: 7,919,113 km (0.107 R)
• M19: 10,645,833 km (0.102 R)
• M20: 11,590,693 km (0.096 R)
• M21: 11,659,209 km (0.079 R)
• M22: 15,027,705 km (0.097 R)
• M23: 15,856,626 km (0.101 R)
• M24: 16,545,973 km (0.106 R)
• M25: 17,480,062 km (0.083 R)
• M26: 18,112,413 km (0.088 R)
• M27: 18,351,320 km (0.081 R)
• M28: 19,317,872 km (0.071 R)
• M29: 20,218,451 km (0.089 R)
• M30: 20,881,918 km (0.115 R)
• M31: 21,805,834 km (0.072 R)
• M32: 23,606,394 km (0.057 R)
• M33: 26,350,319 km (0.088 R)
• M34: 29,286,626 km (0.095 R)
• M35: 30,888,370 km (0.1 R)
• M36: 31,651,768 km (0.12 R)
• M37: 32,035,935 km (0.098 R)
• M38: 33,685,551 km (0.051 R)
• M39: 33,979,511 km (0.078 R)
• M40: 36,361,707 km (0.103 R)
• M41: 37,369,997 km (0.069 R)
• M42: 37,572,852 km (0.1 R)
• M43: 37,674,279 km (0.064 R)
• M44: 38,387,562 km (0.078 R)
• M45: 38,489,887 km (0.039 R)
• M46: 40,866,698 km (0.101 R)
• M47: 43,716,986 km (0.111 R)
• M48: 45,652,483 km (0.094 R)
• M49: 46,195,074 km (0.087 R)
• M50: 46,630,703 km (0.075 R)
• M51: 46,848,967 km (0.1 R)
• M52: 47,067,679 km (0.094 R)
• M53: 48,829,194 km (0.087 R)
• M54: 48,939,896 km (0.063 R)
• M55: 50,052,605 km (0.114 R)
• M56: 51,398,836 km (0.027 R)
• M57: 51,963,269 km (0.11 R)
• M58: 52,076,365 km (0.099 R)
• M59: 52,756,886 km (0.06 R)
• M60: 54,816,101 km (0.071 R)
• M61: 55,971,445 km (0.108 R)
• M62: 56,668,421 km (0.095 R)
• M63: 58,188,485 km (0.075 R)
• M64: 59,603,532 km (0.081 R)
• M65: 60,553,179 km (0.1 R)
• M66: 61,029,947 km (0.031 R)
• M67: 61,507,763 km (0.107 R)
• M68: 61,627,441 km (0.078 R)
• M69: 62,107,052 km (0.043 R)
• M70: 65,253,843 km (0.087 R)
• M71: 65,497,987 km (0.055 R)
• M72: 67,339,238 km (0.118 R)
• M73: 67,833,060 km (0.086 R)
• M74: 67,956,628 km (0.082 R)
• M75: 68,204,212 km (0.074 R)
• M76: 68,700,129 km (0.111 R)
• M77: 71,323,627 km (0.096 R)
• M78: 72,205,357 km (0.106 R)
• M79: 72,710,699 km (0.115 R)
• M80: 77,183,376 km (0.107 R)
• M81: 78,607,398 km (0.112 R)
• M82: 80,563,241 km (0.062 R)
• M83: 82,667,035 km (0.071 R)
• M84: 82,798,981 km (0.096 R)
• M85: 83,593,046 km (0.073 R)
• M86: 84,123,819 km (0.092 R)
• M87: 85,722,572 km (0.075 R)
• M88: 86,391,873 km (0.053 R)
• M89: 86,525,912 km (0.108 R)
• M90: 87,466,135 km (0.057 R)
• M91: 87,870,049 km (0.106 R)
• M92: 89,627,824 km (0.103 R)
• M93: 90,171,014 km (0.056 R)

Kuiper Belt

Range: 30.9 - 49.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 20,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit