🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.1

Radius: 8.6

Gravity: 10.52 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.47 AU - 0.69 AU

Year: 295 Days

Day: 6.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 42,815,165 km

• M1: 107,710 km (0.113 R)
• M2: 172,038 km (0.077 R)
• M3: 252,222 km (0.086 R)
• M4: 343,477 km (0.038 R)
• M5: 514,617 km (0.103 R)
• M6: 578,345 km (0.085 R)
• M7: 641,625 km (0.089 R)
• M8: 775,815 km (0.101 R)
• M9: 838,945 km (0.098 R)
• M10: 915,689 km (0.104 R)
• M11: 978,968 km (0.082 R)
• M12: 1,039,556 km (0.054 R)
• M13: 1,126,771 km (0.083 R)
• M14: 1,264,551 km (0.117 R)
• M15: 1,389,914 km (0.049 R)
• M16: 1,472,641 km (0.099 R)
• M17: 1,566,589 km (0.106 R)
• M18: 1,657,694 km (0.117 R)
• M19: 1,795,324 km (0.108 R)
• M20: 1,865,635 km (0.097 R)
• M21: 1,936,844 km (0.114 R)
• M22: 2,092,575 km (0.105 R)
• M23: 2,247,110 km (0.079 R)
• M24: 2,306,799 km (0.041 R)
• M25: 2,383,393 km (0.105 R)
• M26: 2,466,570 km (0.116 R)
• M27: 2,578,918 km (0.103 R)
• M28: 2,664,338 km (0.11 R)
• M29: 2,797,181 km (0.032 R)
• M30: 2,902,647 km (0.088 R)
• M31: 2,967,723 km (0.103 R)
• M32: 3,075,433 km (0.113 R)
• M33: 3,160,105 km (0.117 R)
• M34: 3,214,858 km (0.071 R)
• M35: 3,282,327 km (0.097 R)
• M36: 3,356,378 km (0.08 R)
• M37: 3,537,990 km (0.107 R)
• M38: 3,620,418 km (0.086 R)
• M39: 3,891,041 km (0.09 R)
• M40: 4,028,820 km (0.056 R)
• M41: 4,095,092 km (0.077 R)
• M42: 4,295,852 km (0.089 R)
• M43: 4,417,924 km (0.12 R)
• M44: 4,534,311 km (0.053 R)
• M45: 4,651,746 km (0.105 R)
• M46: 4,763,196 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.9

Radius: 11.2

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.59 AU - 0.85 AU

Year: 407 Days

Day: 9.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 42,815,165 km

• M1: 166,203 km (0.117 R)
• M2: 315,203 km (0.094 R)
• M3: 472,430 km (0.083 R)
• M4: 544,835 km (0.102 R)
• M5: 660,026 km (0.119 R)
• M6: 839,094 km (0.112 R)
• M7: 975,528 km (0.103 R)
• M8: 1,067,680 km (0.113 R)
• M9: 1,172,698 km (0.115 R)
• M10: 1,291,478 km (0.079 R)
• M11: 1,388,567 km (0.097 R)
• M12: 1,472,342 km (0.06 R)
• M13: 1,656,048 km (0.107 R)
• M14: 1,739,674 km (0.104 R)
• M15: 1,841,999 km (0.103 R)
• M16: 2,070,584 km (0.085 R)
• M17: 2,203,726 km (0.118 R)
• M18: 2,371,276 km (0.1 R)
• M19: 2,459,688 km (0.073 R)
• M20: 2,536,432 km (0.09 R)
• M21: 2,614,073 km (0.078 R)
• M22: 2,785,064 km (0.082 R)
• M23: 2,939,449 km (0.062 R)
• M24: 3,103,557 km (0.093 R)
• M25: 3,312,994 km (0.067 R)
• M26: 3,383,904 km (0.089 R)
• M27: 3,462,592 km (0.113 R)
• M28: 3,541,730 km (0.078 R)
• M29: 3,768,370 km (0.076 R)
• M30: 3,864,711 km (0.106 R)
• M31: 3,946,990 km (0.115 R)
• M32: 4,029,867 km (0.119 R)
• M33: 4,266,531 km (0.119 R)
• M34: 4,351,652 km (0.109 R)
• M35: 4,562,885 km (0.07 R)
• M36: 4,665,958 km (0.113 R)
• M37: 5,028,433 km (0.073 R)
• M38: 5,110,114 km (0.108 R)
• M39: 5,192,392 km (0.086 R)
• M40: 5,291,725 km (0.079 R)
• M41: 5,500,564 km (0.109 R)
• M42: 5,618,896 km (0.085 R)
• M43: 5,720,772 km (0.059 R)
• M44: 5,814,869 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.6

Radius: 14.5

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.78 AU - 0.96 AU

Year: 541 Days

Day: 6.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 42,815,165 km

• M1: 180,565 km (0.096 R)
• M2: 271,819 km (0.048 R)
• M3: 439,219 km (0.095 R)
• M4: 536,608 km (0.1 R)
• M5: 713,432 km (0.074 R)
• M6: 857,495 km (0.118 R)
• M7: 1,017,266 km (0.087 R)
• M8: 1,111,512 km (0.064 R)
• M9: 1,208,900 km (0.062 R)
• M10: 1,325,587 km (0.096 R)
• M11: 1,485,806 km (0.075 R)
• M12: 1,588,729 km (0.107 R)
• M13: 1,723,966 km (0.071 R)
• M14: 2,114,716 km (0.079 R)
• M15: 2,212,104 km (0.048 R)
• M16: 2,304,256 km (0.058 R)
• M17: 2,445,177 km (0.09 R)
• M18: 2,651,622 km (0.115 R)
• M19: 2,792,543 km (0.08 R)
• M20: 2,957,849 km (0.109 R)
• M21: 3,230,716 km (0.099 R)
• M22: 3,404,548 km (0.065 R)
• M23: 3,565,964 km (0.114 R)
• M24: 3,682,950 km (0.096 R)
• M25: 3,785,425 km (0.108 R)
• M26: 4,025,529 km (0.029 R)
• M27: 4,163,907 km (0.115 R)
• M28: 4,278,948 km (0.087 R)
• M29: 4,563,184 km (0.092 R)
• M30: 4,801,942 km (0.057 R)
• M31: 4,975,027 km (0.088 R)
• M32: 5,071,069 km (0.065 R)
• M33: 5,167,858 km (0.086 R)
• M34: 5,336,306 km (0.104 R)
• M35: 5,642,532 km (0.05 R)
• M36: 5,889,967 km (0.093 R)
• M37: 6,028,944 km (0.117 R)
• M38: 6,131,568 km (0.08 R)
• M39: 6,395,459 km (0.075 R)

Asteroid Belt

Center: 1.54 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.6

Radius: 14.4

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.13 AU - 2.27 AU

Year: 2176 Days

Day: 5.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 42,815,165 km

• M1: 179,517 km (0.114 R)
• M2: 276,158 km (0.118 R)
• M3: 379,530 km (0.087 R)
• M4: 499,358 km (0.105 R)
• M5: 649,853 km (0.029 R)
• M6: 1,220,719 km (0.084 R)
• M7: 1,317,658 km (0.09 R)
• M8: 1,408,165 km (0.104 R)
• M9: 1,586,485 km (0.066 R)
• M10: 1,853,368 km (0.083 R)
• M11: 1,976,936 km (0.091 R)
• M12: 2,331,184 km (0.105 R)
• M13: 2,533,290 km (0.11 R)
• M14: 2,859,264 km (0.083 R)
• M15: 2,966,975 km (0.103 R)
• M16: 3,125,100 km (0.095 R)
• M17: 3,261,234 km (0.036 R)
• M18: 3,462,742 km (0.039 R)
• M19: 3,720,499 km (0.084 R)
• M20: 3,984,689 km (0.086 R)
• M21: 4,173,481 km (0.052 R)
• M22: 4,517,856 km (0.083 R)
• M23: 4,644,116 km (0.095 R)
• M24: 4,957,973 km (0.096 R)
• M25: 5,456,582 km (0.096 R)
• M26: 5,591,370 km (0.077 R)
• M27: 5,910,163 km (0.075 R)
• M28: 6,017,724 km (0.116 R)
• M29: 6,391,719 km (0.109 R)
• M30: 6,486,414 km (0.033 R)
• M31: 6,613,273 km (0.085 R)
• M32: 7,048,154 km (0.113 R)
• M33: 7,392,828 km (0.095 R)
• M34: 8,373,292 km (0.11 R)
• M35: 8,773,616 km (0.089 R)
• M36: 9,020,303 km (0.106 R)
• M37: 9,774,276 km (0.078 R)
• M38: 9,956,785 km (0.115 R)
• M39: 10,103,691 km (0.108 R)
• M40: 10,232,794 km (0.116 R)
• M41: 10,604,694 km (0.108 R)
• M42: 11,189,921 km (0.08 R)
• M43: 11,805,067 km (0.112 R)
• M44: 11,960,649 km (0.059 R)
• M45: 12,988,237 km (0.074 R)
• M46: 13,390,954 km (0.077 R)
• M47: 13,532,923 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.4

Radius: 14

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.41 AU - 3.93 AU

Year: 3764 Days

Day: 11.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 42,815,165 km

• M1: 313,108 km (0.074 R)
• M2: 446,550 km (0.089 R)
• M3: 701,614 km (0.119 R)
• M4: 802,144 km (0.113 R)
• M5: 1,176,587 km (0.113 R)
• M6: 1,327,831 km (0.103 R)
• M7: 1,427,612 km (0.108 R)
• M8: 1,885,681 km (0.071 R)
• M9: 2,267,754 km (0.117 R)
• M10: 2,566,202 km (0.103 R)
• M11: 2,729,413 km (0.099 R)
• M12: 2,821,715 km (0.082 R)
• M13: 3,085,606 km (0.108 R)
• M14: 3,201,394 km (0.116 R)
• M15: 3,377,621 km (0.08 R)
• M16: 3,497,000 km (0.046 R)
• M17: 3,597,679 km (0.077 R)
• M18: 4,243,194 km (0.102 R)
• M19: 4,502,746 km (0.112 R)
• M20: 4,879,733 km (0.105 R)
• M21: 5,015,269 km (0.111 R)
• M22: 5,220,966 km (0.056 R)
• M23: 5,359,643 km (0.101 R)
• M24: 5,711,796 km (0.118 R)
• M25: 5,902,683 km (0.117 R)
• M26: 6,047,344 km (0.078 R)
• M27: 6,637,658 km (0.043 R)
• M28: 6,939,845 km (0.12 R)
• M29: 7,041,572 km (0.105 R)
• M30: 7,272,252 km (0.094 R)
• M31: 7,741,391 km (0.108 R)
• M32: 7,979,700 km (0.076 R)
• M33: 8,166,697 km (0.089 R)
• M34: 8,274,109 km (0.109 R)
• M35: 8,409,196 km (0.06 R)
• M36: 8,599,634 km (0.113 R)
• M37: 9,291,075 km (0.092 R)
• M38: 9,403,423 km (0.104 R)
• M39: 9,714,736 km (0.038 R)
• M40: 10,058,063 km (0.06 R)
• M41: 10,318,364 km (0.091 R)
• M42: 10,756,984 km (0.117 R)
• M43: 10,904,638 km (0.11 R)
• M44: 12,078,981 km (0.091 R)
• M45: 12,448,488 km (0.078 R)
• M46: 13,009,629 km (0.086 R)
• M47: 13,898,989 km (0.119 R)
• M48: 14,027,643 km (0.097 R)
• M49: 14,873,768 km (0.089 R)
• M50: 14,972,503 km (0.118 R)
• M51: 15,071,387 km (0.095 R)
• M52: 15,836,879 km (0.088 R)
• M53: 16,444,995 km (0.094 R)
• M54: 17,163,962 km (0.098 R)
• M55: 18,349,824 km (0.112 R)
• M56: 18,810,287 km (0.09 R)
• M57: 18,917,100 km (0.111 R)
• M58: 19,202,831 km (0.094 R)
• M59: 19,346,296 km (0.088 R)
• M60: 19,454,156 km (0.107 R)
• M61: 19,562,166 km (0.116 R)
• M62: 19,887,391 km (0.03 R)
• M63: 20,910,641 km (0.106 R)
• M64: 21,243,197 km (0.05 R)
• M65: 21,503,048 km (0.092 R)
• M66: 21,726,697 km (0.112 R)
• M67: 22,251,486 km (0.113 R)
• M68: 22,477,678 km (0.104 R)
• M69: 22,780,465 km (0.103 R)
• M70: 23,696,752 km (0.089 R)
• M71: 24,120,861 km (0.099 R)
• M72: 24,236,949 km (0.086 R)
• M73: 25,093,996 km (0.09 R)
• M74: 26,358,247 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 766.9

Radius: 10.6

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.04 AU - 4.12 AU

Year: 5496 Days

Day: 10.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 42,815,165 km

• M1: 134,788 km (0.095 R)
• M2: 205,547 km (0.104 R)
• M3: 287,677 km (0.119 R)
• M4: 514,916 km (0.069 R)
• M5: 708,645 km (0.118 R)
• M6: 970,741 km (0.1 R)
• M7: 1,121,236 km (0.096 R)
• M8: 1,215,333 km (0.086 R)
• M9: 1,601,744 km (0.101 R)
• M10: 1,781,711 km (0.098 R)
• M11: 2,201,033 km (0.097 R)
• M12: 2,401,794 km (0.086 R)
• M13: 2,671,968 km (0.076 R)
• M14: 3,219,047 km (0.104 R)
• M15: 3,287,114 km (0.108 R)
• M16: 3,355,630 km (0.047 R)
• M17: 3,447,782 km (0.084 R)
• M18: 3,729,176 km (0.099 R)
• M19: 4,239,753 km (0.094 R)
• M20: 4,314,552 km (0.03 R)
• M21: 4,798,352 km (0.103 R)
• M22: 5,245,949 km (0.068 R)
• M23: 5,624,581 km (0.084 R)
• M24: 5,984,364 km (0.084 R)
• M25: 6,096,412 km (0.098 R)
• M26: 6,209,359 km (0.077 R)
• M27: 6,465,919 km (0.079 R)
• M28: 6,813,585 km (0.042 R)
• M29: 6,901,399 km (0.084 R)
• M30: 7,107,844 km (0.053 R)
• M31: 7,256,544 km (0.062 R)
• M32: 7,436,361 km (0.083 R)
• M33: 8,800,095 km (0.076 R)
• M34: 8,960,015 km (0.084 R)
• M35: 9,674,644 km (0.11 R)
• M36: 10,273,035 km (0.091 R)
• M37: 10,815,028 km (0.064 R)
• M38: 11,055,133 km (0.058 R)
• M39: 11,470,866 km (0.102 R)
• M40: 11,750,763 km (0.083 R)
• M41: 11,821,074 km (0.095 R)
• M42: 12,068,509 km (0.081 R)
• M43: 13,257,363 km (0.033 R)
• M44: 13,367,318 km (0.095 R)
• M45: 13,921,578 km (0.079 R)
• M46: 14,332,822 km (0.093 R)
• M47: 14,710,258 km (0.093 R)
• M48: 15,629,088 km (0.054 R)
• M49: 16,095,534 km (0.093 R)
• M50: 16,252,163 km (0.095 R)
• M51: 17,361,730 km (0.066 R)
• M52: 17,642,974 km (0.119 R)
• M53: 18,783,060 km (0.085 R)
• M54: 18,989,206 km (0.107 R)
• M55: 19,403,592 km (0.114 R)
• M56: 20,368,199 km (0.059 R)
• M57: 21,005,635 km (0.059 R)
• M58: 21,305,280 km (0.081 R)
• M59: 22,082,590 km (0.084 R)
• M60: 22,387,321 km (0.106 R)
• M61: 24,469,425 km (0.117 R)
• M62: 25,602,030 km (0.086 R)
• M63: 25,739,062 km (0.092 R)
• M64: 25,830,616 km (0.108 R)
• M65: 26,844,440 km (0.114 R)
• M66: 27,730,359 km (0.067 R)
• M67: 27,918,104 km (0.033 R)
• M68: 28,153,422 km (0.114 R)
• M69: 28,483,883 km (0.095 R)
• M70: 28,910,686 km (0.035 R)
• M71: 29,339,583 km (0.115 R)
• M72: 29,770,724 km (0.057 R)
• M73: 30,542,200 km (0.084 R)
• M74: 30,736,079 km (0.114 R)
• M75: 30,833,168 km (0.12 R)
• M76: 31,417,946 km (0.115 R)
• M77: 31,858,961 km (0.099 R)
• M78: 32,450,172 km (0.11 R)
• M79: 32,895,824 km (0.069 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 353.8

Radius: 5.9

Gravity: 10.16 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.8 AU - 7.74 AU

Year: 11747 Days

Day: 21.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 42,815,165 km

• M1: 159,920 km (0.068 R)
• M2: 390,002 km (0.048 R)
• M3: 717,322 km (0.119 R)
• M4: 882,029 km (0.118 R)
• M5: 1,076,955 km (0.102 R)
• M6: 1,189,153 km (0.102 R)
• M7: 1,364,632 km (0.101 R)
• M8: 1,527,544 km (0.11 R)
• M9: 1,894,657 km (0.031 R)
• M10: 2,030,791 km (0.082 R)
• M11: 2,433,359 km (0.103 R)
• M12: 2,482,277 km (0.118 R)
• M13: 2,808,850 km (0.083 R)
• M14: 2,886,192 km (0.078 R)
• M15: 3,641,212 km (0.113 R)
• M16: 3,982,595 km (0.088 R)
• M17: 4,128,004 km (0.12 R)
• M18: 4,911,448 km (0.119 R)
• M19: 5,970,152 km (0.094 R)
• M20: 6,440,039 km (0.069 R)
• M21: 6,679,395 km (0.053 R)
• M22: 6,956,600 km (0.079 R)
• M23: 7,237,545 km (0.06 R)
• M24: 7,593,887 km (0.082 R)
• M25: 7,701,897 km (0.105 R)
• M26: 8,697,022 km (0.082 R)
• M27: 8,734,571 km (0.08 R)
• M28: 9,344,033 km (0.079 R)
• M29: 10,443,278 km (0.109 R)
• M30: 10,967,469 km (0.118 R)
• M31: 11,582,914 km (0.097 R)
• M32: 11,624,353 km (0.092 R)
• M33: 11,748,818 km (0.094 R)
• M34: 11,790,556 km (0.098 R)
• M35: 12,293,803 km (0.118 R)
• M36: 12,675,876 km (0.1 R)
• M37: 13,018,904 km (0.053 R)
• M38: 13,451,841 km (0.115 R)
• M39: 15,366,544 km (0.109 R)
• M40: 16,100,620 km (0.077 R)
• M41: 17,034,111 km (0.034 R)
• M42: 18,080,997 km (0.056 R)
• M43: 18,273,679 km (0.108 R)
• M44: 19,197,745 km (0.08 R)
• M45: 19,246,813 km (0.061 R)
• M46: 19,394,167 km (0.101 R)
• M47: 20,737,855 km (0.102 R)
• M48: 20,788,120 km (0.081 R)
• M49: 20,838,535 km (0.074 R)
• M50: 21,752,278 km (0.114 R)
• M51: 21,803,441 km (0.115 R)
• M52: 22,627,276 km (0.078 R)
• M53: 23,618,811 km (0.074 R)
• M54: 24,305,316 km (0.113 R)
• M55: 24,411,530 km (0.12 R)
• M56: 24,464,637 km (0.052 R)
• M57: 24,624,408 km (0.054 R)
• M58: 25,535,908 km (0.082 R)
• M59: 26,786,696 km (0.097 R)
• M60: 27,281,565 km (0.089 R)
• M61: 27,557,873 km (0.053 R)
• M62: 27,834,928 km (0.033 R)
• M63: 27,946,079 km (0.078 R)
• M64: 28,503,929 km (0.101 R)
• M65: 28,559,879 km (0.119 R)
• M66: 29,065,370 km (0.107 R)
• M67: 29,234,565 km (0.042 R)
• M68: 29,404,060 km (0.027 R)
• M69: 31,636,958 km (0.052 R)
• M70: 31,694,852 km (0.101 R)
• M71: 32,979,150 km (0.117 R)
• M72: 33,627,657 km (0.057 R)
• M73: 33,923,711 km (0.068 R)
• M74: 34,458,972 km (0.106 R)
• M75: 34,518,661 km (0.117 R)
• M76: 34,817,408 km (0.066 R)
• M77: 34,997,075 km (0.069 R)
• M78: 35,477,584 km (0.098 R)
• M79: 35,598,160 km (0.074 R)
• M80: 35,839,461 km (0.112 R)
• M81: 36,081,510 km (0.068 R)
• M82: 36,445,332 km (0.097 R)
• M83: 37,054,645 km (0.116 R)
• M84: 37,176,866 km (0.099 R)
• M85: 37,851,702 km (0.11 R)
• M86: 38,283,142 km (0.072 R)
• M87: 39,712,400 km (0.084 R)
• M88: 40,653,969 km (0.115 R)
• M89: 41,729,877 km (0.112 R)
• M90: 41,920,764 km (0.106 R)
• M91: 42,303,286 km (0.081 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 12,051 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit