🌌 Stone's Star System Generator

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.7

Radius: 12.9

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.8 AU - 0.88 AU

Year: 505 Days

Day: 14.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 68,710,500 km

• M1: 161,865 km (0.101 R)
• M2: 245,640 km (0.113 R)
• M3: 377,286 km (0.104 R)
• M4: 537,206 km (0.079 R)
• M5: 629,508 km (0.093 R)
• M6: 712,086 km (0.068 R)
• M7: 803,341 km (0.104 R)
• M8: 925,861 km (0.11 R)
• M9: 1,055,263 km (0.076 R)
• M10: 1,186,311 km (0.09 R)
• M11: 1,343,987 km (0.104 R)
• M12: 1,471,145 km (0.098 R)
• M13: 1,558,211 km (0.119 R)
• M14: 1,755,232 km (0.119 R)
• M15: 1,842,298 km (0.068 R)
• M16: 1,930,860 km (0.113 R)
• M17: 2,069,537 km (0.094 R)
• M18: 2,168,122 km (0.077 R)
• M19: 2,268,203 km (0.077 R)
• M20: 2,350,781 km (0.101 R)
• M21: 2,578,319 km (0.04 R)
• M22: 2,678,101 km (0.111 R)
• M23: 2,758,884 km (0.05 R)
• M24: 2,971,463 km (0.117 R)
• M25: 3,076,181 km (0.069 R)
• M26: 3,161,003 km (0.104 R)
• M27: 3,246,573 km (0.042 R)
• M28: 3,340,221 km (0.045 R)
• M29: 3,634,181 km (0.119 R)
• M30: 3,844,964 km (0.1 R)
• M31: 3,990,224 km (0.119 R)
• M32: 4,090,903 km (0.056 R)
• M33: 4,239,304 km (0.102 R)
• M34: 4,445,450 km (0.114 R)
• M35: 4,557,948 km (0.079 R)
• M36: 4,663,115 km (0.108 R)
• M37: 4,777,408 km (0.097 R)
• M38: 4,934,037 km (0.087 R)
• M39: 5,050,574 km (0.084 R)
• M40: 5,320,299 km (0.066 R)
• M41: 5,405,569 km (0.029 R)
• M42: 5,638,194 km (0.083 R)
• M43: 6,024,306 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943

Radius: 12.9

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.92 AU - 1.06 AU

Year: 646 Days

Day: 8.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 68,710,500 km

• M1: 161,117 km (0.084 R)
• M2: 266,135 km (0.095 R)
• M3: 354,697 km (0.063 R)
• M4: 459,415 km (0.099 R)
• M5: 597,045 km (0.089 R)
• M6: 948,301 km (0.064 R)
• M7: 1,047,783 km (0.036 R)
• M8: 1,219,971 km (0.085 R)
• M9: 1,355,656 km (0.039 R)
• M10: 1,455,886 km (0.078 R)
• M11: 1,643,033 km (0.038 R)
• M12: 1,728,753 km (0.09 R)
• M13: 1,890,169 km (0.11 R)
• M14: 2,003,265 km (0.047 R)
• M15: 2,165,429 km (0.049 R)
• M16: 2,332,231 km (0.104 R)
• M17: 2,603,003 km (0.085 R)
• M18: 2,695,454 km (0.032 R)
• M19: 2,840,864 km (0.117 R)
• M20: 2,927,630 km (0.103 R)
• M21: 3,077,079 km (0.086 R)
• M22: 3,265,422 km (0.079 R)
• M23: 3,532,006 km (0.103 R)
• M24: 3,776,897 km (0.087 R)
• M25: 4,184,701 km (0.072 R)
• M26: 4,323,827 km (0.092 R)
• M27: 4,484,645 km (0.104 R)
• M28: 4,678,374 km (0.092 R)
• M29: 4,822,886 km (0.118 R)
• M30: 4,906,062 km (0.087 R)
• M31: 5,010,930 km (0.095 R)
• M32: 5,222,611 km (0.074 R)
• M33: 5,372,658 km (0.045 R)
• M34: 5,524,201 km (0.093 R)
• M35: 5,677,090 km (0.083 R)
• M36: 5,909,265 km (0.118 R)
• M37: 6,032,085 km (0.073 R)
• M38: 6,133,214 km (0.113 R)
• M39: 6,234,940 km (0.096 R)
• M40: 6,394,262 km (0.039 R)
• M41: 6,520,373 km (0.115 R)
• M42: 6,693,757 km (0.097 R)
• M43: 7,068,948 km (0.114 R)
• M44: 7,175,611 km (0.075 R)
• M45: 7,270,905 km (0.116 R)
• M46: 7,438,754 km (0.077 R)
• M47: 7,571,597 km (0.09 R)
• M48: 7,729,572 km (0.109 R)
• M49: 7,962,496 km (0.118 R)
• M50: 8,135,581 km (0.063 R)
• M51: 8,447,792 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.2

Radius: 11.9

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.54 AU - 5.28 AU

Year: 6075 Days

Day: 14.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 68,710,500 km

• M1: 210,783 km (0.052 R)
• M2: 357,689 km (0.109 R)
• M3: 617,091 km (0.106 R)
• M4: 741,108 km (0.115 R)
• M5: 874,400 km (0.077 R)
• M6: 1,614,909 km (0.109 R)
• M7: 1,875,209 km (0.043 R)
• M8: 2,291,540 km (0.114 R)
• M9: 2,585,350 km (0.117 R)
• M10: 2,679,747 km (0.088 R)
• M11: 2,833,084 km (0.12 R)
• M12: 3,128,690 km (0.068 R)
• M13: 3,229,519 km (0.036 R)
• M14: 3,352,039 km (0.098 R)
• M15: 3,707,484 km (0.102 R)
• M16: 3,943,998 km (0.055 R)
• M17: 4,053,055 km (0.11 R)
• M18: 4,522,792 km (0.07 R)
• M19: 4,637,235 km (0.116 R)
• M20: 4,775,762 km (0.117 R)
• M21: 5,152,151 km (0.118 R)
• M22: 5,247,744 km (0.062 R)
• M23: 6,009,047 km (0.05 R)
• M24: 6,135,009 km (0.106 R)
• M25: 6,211,004 km (0.027 R)
• M26: 6,364,193 km (0.058 R)
• M27: 6,622,099 km (0.101 R)
• M28: 7,335,681 km (0.057 R)
• M29: 7,470,469 km (0.075 R)
• M30: 8,409,345 km (0.073 R)
• M31: 8,607,263 km (0.085 R)
• M32: 8,892,696 km (0.061 R)
• M33: 9,007,737 km (0.109 R)
• M34: 9,239,314 km (0.079 R)
• M35: 9,472,986 km (0.106 R)
• M36: 9,678,982 km (0.086 R)
• M37: 11,007,711 km (0.088 R)
• M38: 11,411,326 km (0.071 R)
• M39: 11,946,288 km (0.113 R)
• M40: 12,169,039 km (0.103 R)
• M41: 13,171,793 km (0.099 R)
• M42: 14,369,474 km (0.12 R)
• M43: 14,742,421 km (0.033 R)
• M44: 16,336,087 km (0.063 R)
• M45: 16,618,977 km (0.118 R)
• M46: 17,261,051 km (0.118 R)
• M47: 17,693,688 km (0.072 R)
• M48: 18,496,131 km (0.084 R)
• M49: 18,901,841 km (0.081 R)
• M50: 19,609,438 km (0.095 R)
• M51: 19,759,485 km (0.079 R)
• M52: 20,060,775 km (0.086 R)
• M53: 20,553,700 km (0.091 R)
• M54: 20,629,995 km (0.099 R)
• M55: 20,935,624 km (0.087 R)
• M56: 21,396,983 km (0.085 R)
• M57: 21,551,518 km (0.093 R)
• M58: 21,667,756 km (0.108 R)
• M59: 22,408,115 km (0.038 R)
• M60: 22,486,505 km (0.071 R)
• M61: 22,565,044 km (0.103 R)
• M62: 23,156,853 km (0.113 R)
• M63: 23,275,933 km (0.067 R)
• M64: 23,594,127 km (0.102 R)
• M65: 24,396,122 km (0.118 R)
• M66: 25,370,303 km (0.082 R)
• M67: 25,492,973 km (0.048 R)
• M68: 26,357,200 km (0.105 R)
• M69: 26,896,949 km (0.055 R)
• M70: 27,022,163 km (0.117 R)
• M71: 27,147,376 km (0.056 R)
• M72: 27,314,776 km (0.111 R)
• M73: 27,692,511 km (0.115 R)
• M74: 28,283,721 km (0.102 R)
• M75: 28,410,880 km (0.052 R)

Asteroid Belt

Center: 5.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.7

Radius: 14.5

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.67 AU - 6.81 AU

Year: 9021 Days

Day: 9.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 68,710,500 km

• M1: 188,942 km (0.047 R)
• M2: 284,685 km (0.115 R)
• M3: 385,963 km (0.12 R)
• M4: 496,964 km (0.077 R)
• M5: 647,310 km (0.025 R)
• M6: 1,015,770 km (0.087 R)
• M7: 1,347,877 km (0.093 R)
• M8: 2,114,267 km (0.049 R)
• M9: 2,438,595 km (0.078 R)
• M10: 3,318,829 km (0.111 R)
• M11: 3,940,707 km (0.112 R)
• M12: 4,039,741 km (0.079 R)
• M13: 4,418,373 km (0.109 R)
• M14: 4,624,968 km (0.049 R)
• M15: 4,808,524 km (0.075 R)
• M16: 4,914,589 km (0.045 R)
• M17: 5,075,108 km (0.076 R)
• M18: 5,319,102 km (0.102 R)
• M19: 6,017,275 km (0.103 R)
• M20: 6,189,313 km (0.1 R)
• M21: 6,685,379 km (0.113 R)
• M22: 6,893,470 km (0.113 R)
• M23: 7,103,804 km (0.118 R)
• M24: 7,224,829 km (0.107 R)
• M25: 8,313,902 km (0.104 R)
• M26: 8,666,803 km (0.098 R)
• M27: 8,763,892 km (0.098 R)
• M28: 8,991,879 km (0.07 R)
• M29: 9,453,987 km (0.077 R)
• M30: 9,788,637 km (0.07 R)
• M31: 10,093,368 km (0.112 R)
• M32: 10,229,802 km (0.053 R)
• M33: 11,272,499 km (0.107 R)
• M34: 11,378,564 km (0.106 R)
• M35: 12,058,636 km (0.1 R)
• M36: 12,203,446 km (0.1 R)
• M37: 12,641,469 km (0.059 R)
• M38: 12,788,673 km (0.089 R)
• M39: 13,646,019 km (0.099 R)
• M40: 13,797,112 km (0.103 R)
• M41: 14,753,492 km (0.098 R)
• M42: 14,986,266 km (0.066 R)
• M43: 15,259,432 km (0.108 R)
• M44: 15,929,480 km (0.112 R)
• M45: 16,168,388 km (0.067 R)
• M46: 16,488,677 km (0.089 R)
• M47: 17,216,920 km (0.095 R)
• M48: 18,204,415 km (0.076 R)
• M49: 19,125,789 km (0.078 R)
• M50: 19,805,412 km (0.103 R)
• M51: 20,148,290 km (0.086 R)
• M52: 20,449,730 km (0.107 R)
• M53: 21,275,809 km (0.094 R)
• M54: 21,407,306 km (0.085 R)
• M55: 21,847,423 km (0.071 R)
• M56: 22,068,528 km (0.107 R)
• M57: 22,870,971 km (0.075 R)
• M58: 23,501,676 km (0.072 R)
• M59: 23,592,183 km (0.09 R)
• M60: 24,229,470 km (0.117 R)
• M61: 25,334,998 km (0.103 R)
• M62: 25,847,221 km (0.093 R)
• M63: 26,034,368 km (0.088 R)
• M64: 26,174,990 km (0.099 R)
• M65: 27,024,107 km (0.065 R)
• M66: 27,166,525 km (0.115 R)
• M67: 27,309,241 km (0.117 R)
• M68: 27,738,736 km (0.099 R)
• M69: 28,363,008 km (0.086 R)
• M70: 28,701,099 km (0.066 R)
• M71: 29,821,438 km (0.116 R)
• M72: 30,362,234 km (0.119 R)
• M73: 31,954,105 km (0.098 R)
• M74: 32,104,750 km (0.112 R)
• M75: 32,406,639 km (0.092 R)
• M76: 32,912,130 km (0.109 R)
• M77: 33,471,028 km (0.074 R)
• M78: 34,289,627 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.6

Radius: 4.7

Gravity: 11.57 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 6.06 AU - 6.34 AU

Year: 10127 Days

Day: 21.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 68,710,500 km

• M1: 128,804 km (0.091 R)
• M2: 315,801 km (0.101 R)
• M3: 518,805 km (0.106 R)
• M4: 674,537 km (0.111 R)
• M5: 1,173,595 km (0.1 R)
• M6: 1,223,711 km (0.065 R)
• M7: 1,274,424 km (0.057 R)
• M8: 1,897,948 km (0.081 R)
• M9: 2,536,731 km (0.068 R)
• M10: 2,867,941 km (0.083 R)
• M11: 2,981,336 km (0.05 R)
• M12: 3,142,602 km (0.109 R)
• M13: 3,354,134 km (0.097 R)
• M14: 3,449,727 km (0.071 R)
• M15: 3,594,687 km (0.052 R)
• M16: 3,643,456 km (0.112 R)
• M17: 3,940,707 km (0.025 R)
• M18: 4,168,844 km (0.1 R)
• M19: 4,245,887 km (0.107 R)
• M20: 4,401,169 km (0.093 R)
• M21: 4,532,217 km (0.093 R)
• M22: 4,637,833 km (0.094 R)
• M23: 4,851,609 km (0.105 R)
• M24: 5,014,072 km (0.103 R)
• M25: 5,316,559 km (0.096 R)
• M26: 6,317,967 km (0.088 R)
• M27: 6,734,597 km (0.088 R)
• M28: 6,794,885 km (0.032 R)
• M29: 6,855,173 km (0.112 R)
• M30: 7,972,968 km (0.116 R)
• M31: 8,422,659 km (0.067 R)
• M32: 9,923,126 km (0.112 R)
• M33: 10,163,829 km (0.08 R)
• M34: 10,198,386 km (0.113 R)
• M35: 11,110,335 km (0.106 R)
• M36: 12,674,829 km (0.118 R)
• M37: 13,236,569 km (0.047 R)
• M38: 13,425,661 km (0.066 R)
• M39: 13,653,798 km (0.043 R)
• M40: 13,921,428 km (0.1 R)
• M41: 15,206,624 km (0.113 R)
• M42: 15,643,300 km (0.047 R)
• M43: 15,763,128 km (0.078 R)
• M44: 16,003,831 km (0.107 R)
• M45: 16,245,581 km (0.097 R)
• M46: 16,529,218 km (0.11 R)
• M47: 16,610,600 km (0.116 R)
• M48: 16,814,501 km (0.071 R)
• M49: 17,389,855 km (0.101 R)
• M50: 17,596,898 km (0.046 R)
• M51: 17,679,925 km (0.096 R)
• M52: 17,929,903 km (0.073 R)
• M53: 18,055,416 km (0.115 R)
• M54: 18,391,263 km (0.057 R)
• M55: 18,771,541 km (0.077 R)
• M56: 18,898,849 km (0.074 R)
• M57: 18,941,334 km (0.074 R)
• M58: 19,927,932 km (0.103 R)
• M59: 21,816,755 km (0.077 R)
• M60: 21,950,645 km (0.054 R)
• M61: 22,084,834 km (0.114 R)
• M62: 22,129,564 km (0.102 R)
• M63: 23,076,968 km (0.114 R)
• M64: 23,487,165 km (0.068 R)
• M65: 23,670,123 km (0.116 R)
• M66: 24,222,139 km (0.112 R)
• M67: 24,407,042 km (0.086 R)
• M68: 26,092,412 km (0.061 R)
• M69: 27,044,752 km (0.089 R)
• M70: 27,959,992 km (0.05 R)
• M71: 28,008,461 km (0.077 R)
• M72: 28,251,109 km (0.084 R)
• M73: 28,592,043 km (0.051 R)
• M74: 28,640,961 km (0.116 R)
• M75: 28,738,649 km (0.095 R)
• M76: 29,032,459 km (0.095 R)
• M77: 29,870,356 km (0.092 R)
• M78: 30,167,907 km (0.1 R)
• M79: 30,217,723 km (0.116 R)
• M80: 30,616,251 km (0.109 R)
• M81: 30,966,460 km (0.116 R)
• M82: 31,167,071 km (0.072 R)
• M83: 31,670,767 km (0.105 R)
• M84: 32,126,292 km (0.092 R)
• M85: 32,227,869 km (0.079 R)
• M86: 32,329,596 km (0.078 R)
• M87: 32,737,100 km (0.101 R)
• M88: 33,249,024 km (0.055 R)
• M89: 33,918,624 km (0.099 R)
• M90: 34,332,711 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 645.3

Radius: 5.2

Gravity: 23.86 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 7.68 AU - 10.3 AU

Year: 17683 Days

Day: 24.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 68,710,500 km

• M1: 244,443 km (0.117 R)
• M2: 1,617,901 km (0.084 R)
• M3: 1,765,853 km (0.071 R)
• M4: 2,400,298 km (0.113 R)
• M5: 3,134,823 km (0.115 R)
• M6: 3,171,475 km (0.097 R)
• M7: 3,973,170 km (0.093 R)
• M8: 4,335,047 km (0.066 R)
• M9: 4,918,778 km (0.078 R)
• M10: 5,394,649 km (0.08 R)
• M11: 5,660,335 km (0.025 R)
• M12: 6,576,622 km (0.072 R)
• M13: 7,538,087 km (0.058 R)
• M14: 8,338,286 km (0.067 R)
• M15: 9,008,335 km (0.056 R)
• M16: 9,270,580 km (0.053 R)
• M17: 9,695,438 km (0.097 R)
• M18: 11,231,659 km (0.108 R)
• M19: 12,085,414 km (0.088 R)
• M20: 12,200,754 km (0.112 R)
• M21: 12,374,586 km (0.076 R)
• M22: 12,666,003 km (0.069 R)
• M23: 13,018,755 km (0.107 R)
• M24: 13,794,120 km (0.044 R)
• M25: 15,264,368 km (0.084 R)
• M26: 15,576,878 km (0.102 R)
• M27: 15,828,502 km (0.112 R)
• M28: 16,976,965 km (0.113 R)
• M29: 17,430,845 km (0.078 R)
• M30: 17,954,437 km (0.089 R)
• M31: 18,749,400 km (0.067 R)
• M32: 19,691,418 km (0.104 R)
• M33: 20,511,065 km (0.09 R)
• M34: 21,341,782 km (0.072 R)
• M35: 21,761,254 km (0.045 R)
• M36: 22,042,349 km (0.034 R)
• M37: 22,112,809 km (0.08 R)
• M38: 23,107,485 km (0.108 R)
• M39: 23,178,993 km (0.11 R)
• M40: 23,250,651 km (0.065 R)
• M41: 23,826,752 km (0.096 R)
• M42: 25,361,028 km (0.102 R)
• M43: 27,531,843 km (0.104 R)
• M44: 27,683,684 km (0.108 R)
• M45: 28,831,848 km (0.098 R)
• M46: 29,140,618 km (0.07 R)
• M47: 29,839,240 km (0.117 R)
• M48: 29,995,271 km (0.077 R)
• M49: 30,700,774 km (0.116 R)
• M50: 31,490,950 km (0.074 R)
• M51: 32,207,973 km (0.076 R)
• M52: 32,688,930 km (0.098 R)
• M53: 33,091,498 km (0.083 R)
• M54: 33,414,779 km (0.05 R)
• M55: 34,064,482 km (0.063 R)
• M56: 35,376,156 km (0.074 R)
• M57: 36,287,656 km (0.074 R)
• M58: 36,537,485 km (0.08 R)
• M59: 36,955,312 km (0.039 R)
• M60: 37,458,708 km (0.068 R)
• M61: 37,627,006 km (0.116 R)
• M62: 39,067,933 km (0.111 R)
• M63: 39,238,624 km (0.102 R)
• M64: 39,837,913 km (0.117 R)
• M65: 39,923,782 km (0.097 R)
• M66: 40,267,857 km (0.12 R)
• M67: 41,306,066 km (0.114 R)
• M68: 42,265,587 km (0.116 R)
• M69: 43,056,062 km (0.08 R)
• M70: 44,384,192 km (0.03 R)
• M71: 46,899,232 km (0.089 R)
• M72: 48,082,551 km (0.11 R)
• M73: 48,632,024 km (0.111 R)
• M74: 49,922,305 km (0.074 R)
• M75: 51,784,799 km (0.051 R)
• M76: 52,348,035 km (0.083 R)
• M77: 52,536,229 km (0.082 R)
• M78: 53,196,554 km (0.069 R)
• M79: 53,291,100 km (0.081 R)
• M80: 53,385,795 km (0.086 R)
• M81: 53,480,491 km (0.1 R)
• M82: 53,859,721 km (0.11 R)
• M83: 54,525,582 km (0.115 R)
• M84: 54,811,912 km (0.109 R)
• M85: 55,098,541 km (0.12 R)
• M86: 55,577,554 km (0.112 R)
• M87: 56,539,618 km (0.105 R)
• M88: 57,119,459 km (0.105 R)
• M89: 57,507,217 km (0.115 R)
• M90: 58,577,889 km (0.046 R)
• M91: 60,837,714 km (0.072 R)
• M92: 61,829,099 km (0.115 R)
• M93: 62,626,007 km (0.096 R)
• M94: 62,825,720 km (0.088 R)
• M95: 65,037,225 km (0.076 R)
• M96: 65,644,742 km (0.111 R)
• M97: 68,710,452 km (0.103 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 18,809 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit