🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.57 AU - 0.79 AU

Year: 210 Days

Day: 12 Hours

Environment

Temp: 138 °C

Axial Tilt: 5.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.71 AU - 0.73 AU

Year: 229 Days

Day: 17.4 Hours

Environment

Temp: 120 °C

Axial Tilt: 45.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 106,437,495 km

• M1: 303,534 km (0.083 R)
• M2: 582,385 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.28

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.54 AU - 1.56 AU

Year: 723 Days

Day: 30.2 Hours

Environment

Temp: -56 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.6 AU - 1.78 AU

Year: 823 Days

Day: 22.5 Hours

Environment

Temp: -59 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 106,437,495 km

• M1: 491,429 km (0.086 R)
• M2: 1,041,500 km (0.098 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.73 AU - 3.91 AU

Year: 2798 Days

Day: 27.4 Hours

Environment

Temp: -123 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 106,437,495 km

• M1: 2,064,451 km (0.116 R)
• M2: 2,932,118 km (0.095 R)

Asteroid Belt

Center: 4.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.7

Radius: 15

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 4.67 AU - 4.99 AU

Year: 3978 Days

Day: 6.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 106,437,495 km

• M1: 200,012 km (0.096 R)
• M2: 307,872 km (0.075 R)
• M3: 539,749 km (0.057 R)
• M4: 722,558 km (0.113 R)
• M5: 1,047,484 km (0.073 R)
• M6: 1,435,092 km (0.077 R)
• M7: 1,935,796 km (0.12 R)
• M8: 2,144,186 km (0.114 R)
• M9: 2,527,157 km (0.068 R)
• M10: 2,736,594 km (0.063 R)
• M11: 2,971,911 km (0.074 R)
• M12: 3,483,835 km (0.105 R)
• M13: 3,589,601 km (0.068 R)
• M14: 3,696,563 km (0.102 R)
• M15: 4,406,256 km (0.047 R)
• M16: 4,871,355 km (0.086 R)
• M17: 4,990,136 km (0.092 R)
• M18: 5,328,078 km (0.071 R)
• M19: 6,102,845 km (0.093 R)
• M20: 7,235,899 km (0.09 R)
• M21: 7,674,221 km (0.085 R)
• M22: 8,291,013 km (0.119 R)
• M23: 8,749,680 km (0.113 R)
• M24: 8,894,641 km (0.087 R)
• M25: 9,069,820 km (0.07 R)
• M26: 9,661,928 km (0.058 R)
• M27: 9,872,113 km (0.114 R)
• M28: 10,053,575 km (0.116 R)
• M29: 10,604,544 km (0.11 R)
• M30: 10,821,461 km (0.112 R)
• M31: 11,008,608 km (0.088 R)
• M32: 11,196,802 km (0.08 R)
• M33: 11,544,617 km (0.118 R)
• M34: 12,089,154 km (0.112 R)
• M35: 12,609,455 km (0.043 R)
• M36: 12,806,475 km (0.08 R)
• M37: 12,971,482 km (0.11 R)
• M38: 13,437,180 km (0.077 R)
• M39: 13,638,389 km (0.062 R)
• M40: 13,806,986 km (0.103 R)
• M41: 14,043,949 km (0.051 R)
• M42: 14,350,774 km (0.056 R)
• M43: 14,936,450 km (0.067 R)
• M44: 15,214,702 km (0.117 R)
• M45: 15,953,416 km (0.092 R)
• M46: 16,380,817 km (0.098 R)
• M47: 17,465,851 km (0.101 R)
• M48: 17,832,665 km (0.095 R)
• M49: 18,574,072 km (0.079 R)
• M50: 18,798,468 km (0.114 R)
• M51: 19,933,916 km (0.104 R)
• M52: 20,432,825 km (0.075 R)
• M53: 20,780,640 km (0.047 R)
• M54: 21,130,550 km (0.088 R)
• M55: 21,443,060 km (0.063 R)
• M56: 21,796,559 km (0.097 R)
• M57: 22,988,854 km (0.091 R)
• M58: 23,471,756 km (0.077 R)
• M59: 23,714,554 km (0.114 R)
• M60: 24,243,233 km (0.076 R)
• M61: 24,365,753 km (0.092 R)
• M62: 24,570,553 km (0.074 R)
• M63: 24,693,672 km (0.084 R)
• M64: 24,816,940 km (0.074 R)
• M65: 25,064,226 km (0.089 R)
• M66: 25,561,190 km (0.082 R)
• M67: 26,270,882 km (0.094 R)
• M68: 26,480,768 km (0.111 R)
• M69: 26,775,625 km (0.077 R)
• M70: 27,496,388 km (0.062 R)
• M71: 27,966,125 km (0.056 R)
• M72: 28,266,518 km (0.044 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.1

Radius: 9.8

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.79 AU - 5.97 AU

Year: 4040 Days

Day: 12.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 106,437,495 km

• M1: 150,047 km (0.098 R)
• M2: 216,767 km (0.115 R)
• M3: 296,353 km (0.071 R)
• M4: 418,874 km (0.076 R)
• M5: 615,296 km (0.05 R)
• M6: 728,841 km (0.099 R)
• M7: 961,914 km (0.12 R)
• M8: 1,045,091 km (0.072 R)
• M9: 1,264,102 km (0.053 R)
• M10: 1,365,230 km (0.074 R)
• M11: 1,498,073 km (0.101 R)
• M12: 1,595,611 km (0.088 R)
• M13: 1,725,761 km (0.062 R)
• M14: 1,817,913 km (0.049 R)
• M15: 2,018,225 km (0.117 R)
• M16: 2,270,447 km (0.097 R)
• M17: 2,429,021 km (0.062 R)
• M18: 2,902,199 km (0.053 R)
• M19: 3,087,102 km (0.054 R)
• M20: 3,225,180 km (0.038 R)
• M21: 3,838,233 km (0.101 R)
• M22: 4,055,299 km (0.061 R)
• M23: 4,206,842 km (0.03 R)
• M24: 4,933,887 km (0.105 R)
• M25: 5,022,001 km (0.026 R)
• M26: 5,110,562 km (0.088 R)
• M27: 5,229,642 km (0.06 R)
• M28: 5,440,127 km (0.068 R)
• M29: 5,576,859 km (0.118 R)
• M30: 5,730,346 km (0.081 R)
• M31: 5,791,981 km (0.119 R)
• M32: 5,962,971 km (0.11 R)
• M33: 6,405,781 km (0.039 R)
• M34: 6,469,809 km (0.054 R)
• M35: 6,614,919 km (0.092 R)
• M36: 6,941,192 km (0.108 R)
• M37: 7,007,015 km (0.114 R)
• M38: 7,474,059 km (0.06 R)
• M39: 7,541,677 km (0.118 R)
• M40: 8,350,703 km (0.089 R)
• M41: 8,685,503 km (0.116 R)
• M42: 9,078,796 km (0.044 R)
• M43: 9,169,003 km (0.11 R)
• M44: 10,050,135 km (0.097 R)
• M45: 10,162,183 km (0.06 R)
• M46: 10,349,779 km (0.115 R)
• M47: 10,557,571 km (0.12 R)
• M48: 10,747,709 km (0.067 R)
• M49: 10,824,004 km (0.102 R)
• M50: 11,150,576 km (0.081 R)
• M51: 11,656,217 km (0.109 R)
• M52: 11,813,295 km (0.08 R)
• M53: 12,030,511 km (0.086 R)
• M54: 12,169,338 km (0.115 R)
• M55: 12,408,695 km (0.099 R)
• M56: 12,750,526 km (0.107 R)
• M57: 13,340,689 km (0.063 R)
• M58: 13,402,174 km (0.081 R)
• M59: 13,918,885 km (0.042 R)
• M60: 13,981,417 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511

Radius: 10.6

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 4.64 AU - 6.46 AU

Year: 4900 Days

Day: 5.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 106,437,495 km

• M1: 138,677 km (0.099 R)
• M2: 244,593 km (0.103 R)
• M3: 323,131 km (0.111 R)
• M4: 536,907 km (0.09 R)
• M5: 629,807 km (0.08 R)
• M6: 798,105 km (0.111 R)
• M7: 869,912 km (0.095 R)
• M8: 1,139,637 km (0.119 R)
• M9: 1,363,136 km (0.109 R)
• M10: 1,495,231 km (0.087 R)
• M11: 1,647,222 km (0.095 R)
• M12: 1,868,777 km (0.118 R)
• M13: 2,016,430 km (0.066 R)
• M14: 2,411,518 km (0.091 R)
• M15: 2,700,690 km (0.06 R)
• M16: 2,906,238 km (0.081 R)
• M17: 3,136,319 km (0.112 R)
• M18: 3,553,249 km (0.071 R)
• M19: 3,655,274 km (0.096 R)
• M20: 4,158,073 km (0.104 R)
• M21: 4,352,400 km (0.075 R)
• M22: 4,439,766 km (0.093 R)
• M23: 4,682,862 km (0.086 R)
• M24: 4,817,351 km (0.118 R)
• M25: 5,368,320 km (0.115 R)
• M26: 5,532,877 km (0.105 R)
• M27: 5,675,145 km (0.028 R)
• M28: 5,794,674 km (0.107 R)
• M29: 6,012,039 km (0.114 R)
• M30: 6,479,682 km (0.055 R)
• M31: 6,806,404 km (0.103 R)
• M32: 7,371,734 km (0.08 R)
• M33: 7,607,351 km (0.104 R)
• M34: 7,845,511 km (0.109 R)
• M35: 8,547,424 km (0.051 R)
• M36: 9,809,132 km (0.1 R)
• M37: 9,953,046 km (0.113 R)
• M38: 10,889,827 km (0.049 R)
• M39: 11,098,516 km (0.116 R)
• M40: 11,278,483 km (0.069 R)
• M41: 11,459,346 km (0.059 R)
• M42: 12,972,679 km (0.108 R)
• M43: 14,059,208 km (0.119 R)
• M44: 14,189,059 km (0.109 R)
• M45: 14,286,597 km (0.088 R)
• M46: 14,547,944 km (0.082 R)
• M47: 14,876,760 km (0.116 R)
• M48: 14,942,883 km (0.118 R)
• M49: 15,274,691 km (0.117 R)
• M50: 15,642,552 km (0.07 R)
• M51: 15,844,359 km (0.118 R)
• M52: 16,626,307 km (0.115 R)
• M53: 16,694,823 km (0.031 R)
• M54: 16,797,896 km (0.027 R)
• M55: 16,866,711 km (0.115 R)
• M56: 17,246,839 km (0.115 R)
• M57: 18,086,233 km (0.055 R)
• M58: 18,688,813 km (0.074 R)
• M59: 18,974,695 km (0.081 R)
• M60: 19,841,016 km (0.11 R)
• M61: 20,572,699 km (0.118 R)
• M62: 20,757,004 km (0.114 R)
• M63: 21,350,459 km (0.099 R)
• M64: 21,425,108 km (0.093 R)
• M65: 22,175,640 km (0.112 R)
• M66: 22,706,264 km (0.088 R)
• M67: 22,896,702 km (0.079 R)
• M68: 23,741,182 km (0.099 R)
• M69: 24,012,104 km (0.107 R)
• M70: 24,283,923 km (0.107 R)
• M71: 24,517,894 km (0.051 R)
• M72: 25,066,470 km (0.119 R)
• M73: 25,223,847 km (0.082 R)
• M74: 25,421,166 km (0.107 R)
• M75: 25,619,084 km (0.11 R)
• M76: 25,698,371 km (0.043 R)
• M77: 26,495,578 km (0.109 R)
• M78: 26,615,855 km (0.112 R)
• M79: 26,776,523 km (0.08 R)
• M80: 26,977,882 km (0.111 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.1

Radius: 12.2

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.29 AU - 5.85 AU

Year: 4926 Days

Day: 10.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 106,437,495 km

• M1: 180,265 km (0.102 R)
• M2: 276,008 km (0.092 R)
• M3: 389,702 km (0.095 R)
• M4: 525,537 km (0.11 R)
• M5: 618,737 km (0.11 R)
• M6: 705,803 km (0.07 R)
• M7: 852,259 km (0.097 R)
• M8: 994,975 km (0.097 R)
• M9: 1,177,485 km (0.079 R)
• M10: 1,338,452 km (0.077 R)
• M11: 1,611,618 km (0.101 R)
• M12: 1,755,232 km (0.109 R)
• M13: 1,865,785 km (0.075 R)
• M14: 2,133,116 km (0.105 R)
• M15: 2,413,014 km (0.071 R)
• M16: 2,599,413 km (0.082 R)
• M17: 2,683,786 km (0.109 R)
• M18: 3,097,424 km (0.081 R)
• M19: 3,300,578 km (0.071 R)
• M20: 3,461,695 km (0.066 R)
• M21: 4,331,008 km (0.084 R)
• M22: 4,457,119 km (0.108 R)
• M23: 4,999,710 km (0.105 R)
• M24: 5,319,251 km (0.082 R)
• M25: 5,645,674 km (0.1 R)
• M26: 5,728,252 km (0.101 R)
• M27: 5,950,555 km (0.064 R)
• M28: 6,375,113 km (0.037 R)
• M29: 6,751,053 km (0.103 R)
• M30: 6,986,071 km (0.111 R)
• M31: 7,343,610 km (0.084 R)
• M32: 7,860,471 km (0.046 R)
• M33: 7,983,739 km (0.117 R)
• M34: 8,201,105 km (0.091 R)
• M35: 9,382,629 km (0.111 R)
• M36: 9,513,677 km (0.094 R)
• M37: 9,777,418 km (0.117 R)
• M38: 9,976,682 km (0.1 R)
• M39: 10,211,102 km (0.116 R)
• M40: 11,201,141 km (0.104 R)
• M41: 11,866,552 km (0.119 R)
• M42: 12,079,280 km (0.027 R)
• M43: 13,345,626 km (0.077 R)
• M44: 13,975,882 km (0.034 R)
• M45: 14,843,998 km (0.101 R)
• M46: 14,958,590 km (0.113 R)
• M47: 15,729,618 km (0.056 R)
• M48: 16,041,828 km (0.112 R)
• M49: 16,355,834 km (0.069 R)
• M50: 16,513,660 km (0.056 R)
• M51: 17,190,142 km (0.104 R)
• M52: 17,431,144 km (0.101 R)
• M53: 18,079,052 km (0.107 R)
• M54: 18,283,104 km (0.102 R)
• M55: 18,446,913 km (0.083 R)
• M56: 18,570,182 km (0.113 R)
• M57: 18,858,756 km (0.089 R)
• M58: 18,941,484 km (0.117 R)
• M59: 19,315,179 km (0.11 R)
• M60: 20,027,714 km (0.089 R)
• M61: 20,621,019 km (0.104 R)
• M62: 21,005,486 km (0.1 R)
• M63: 21,824,833 km (0.032 R)
• M64: 22,172,948 km (0.11 R)
• M65: 23,494,944 km (0.096 R)
• M66: 23,717,845 km (0.102 R)
• M67: 24,255,350 km (0.057 R)
• M68: 24,887,700 km (0.081 R)
• M69: 25,251,522 km (0.107 R)
• M70: 26,631,263 km (0.089 R)
• M71: 26,863,589 km (0.086 R)
• M72: 28,603,711 km (0.098 R)
• M73: 28,889,443 km (0.091 R)
• M74: 29,128,201 km (0.095 R)
• M75: 29,223,794 km (0.081 R)
• M76: 30,283,247 km (0.073 R)
• M77: 30,720,372 km (0.12 R)
• M78: 31,306,346 km (0.115 R)
• M79: 31,600,605 km (0.114 R)
• M80: 31,699,041 km (0.082 R)
• M81: 32,588,550 km (0.094 R)
• M82: 32,737,549 km (0.091 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.3

Radius: 8

Gravity: 11.25 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 14.98 AU - 24.02 AU

Year: 32269 Days

Day: 18.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 106,437,495 km

• M1: 314,754 km (0.12 R)
• M2: 571,314 km (0.099 R)
• M3: 887,265 km (0.044 R)
• M4: 1,047,634 km (0.093 R)
• M5: 1,148,612 km (0.095 R)
• M6: 1,623,436 km (0.104 R)
• M7: 2,460,735 km (0.065 R)
• M8: 2,688,274 km (0.092 R)
• M9: 2,922,843 km (0.109 R)
• M10: 6,092,822 km (0.088 R)
• M11: 7,161,848 km (0.061 R)
• M12: 7,291,550 km (0.117 R)
• M13: 8,355,939 km (0.069 R)
• M14: 8,906,309 km (0.091 R)
• M15: 9,256,219 km (0.081 R)
• M16: 9,397,439 km (0.096 R)
• M17: 12,602,274 km (0.116 R)
• M18: 14,034,823 km (0.093 R)
• M19: 15,602,160 km (0.109 R)
• M20: 16,363,913 km (0.04 R)
• M21: 16,792,211 km (0.111 R)
• M22: 16,878,380 km (0.116 R)
• M23: 17,485,298 km (0.118 R)
• M24: 18,187,660 km (0.11 R)
• M25: 20,625,657 km (0.118 R)
• M26: 20,810,261 km (0.059 R)
• M27: 22,972,847 km (0.041 R)
• M28: 24,323,866 km (0.105 R)
• M29: 24,421,254 km (0.078 R)
• M30: 25,601,282 km (0.093 R)
• M31: 26,398,040 km (0.117 R)
• M32: 26,900,240 km (0.119 R)
• M33: 28,940,456 km (0.042 R)
• M34: 30,713,340 km (0.108 R)
• M35: 33,059,484 km (0.057 R)
• M36: 33,600,729 km (0.107 R)
• M37: 34,144,816 km (0.051 R)
• M38: 34,582,241 km (0.119 R)
• M39: 35,905,583 km (0.065 R)
• M40: 36,797,037 km (0.12 R)
• M41: 36,908,936 km (0.09 R)
• M42: 38,829,175 km (0.062 R)
• M43: 40,204,129 km (0.113 R)
• M44: 42,061,985 km (0.082 R)
• M45: 44,304,457 km (0.099 R)
• M46: 45,140,409 km (0.098 R)
• M47: 45,500,192 km (0.101 R)
• M48: 46,222,750 km (0.094 R)
• M49: 46,585,525 km (0.117 R)
• M50: 49,520,934 km (0.04 R)
• M51: 51,260,758 km (0.115 R)
• M52: 55,568,578 km (0.082 R)
• M53: 55,825,587 km (0.099 R)
• M54: 56,986,915 km (0.044 R)
• M55: 60,650,866 km (0.082 R)
• M56: 60,783,111 km (0.104 R)
• M57: 62,644,707 km (0.077 R)
• M58: 63,046,078 km (0.074 R)
• M59: 64,255,277 km (0.089 R)
• M60: 66,287,564 km (0.111 R)
• M61: 66,696,565 km (0.08 R)
• M62: 70,693,072 km (0.086 R)
• M63: 70,971,623 km (0.115 R)
• M64: 71,809,222 km (0.116 R)
• M65: 71,949,096 km (0.078 R)
• M66: 73,917,505 km (0.098 R)
• M67: 75,618,881 km (0.119 R)
• M68: 76,188,700 km (0.056 R)
• M69: 81,090,573 km (0.107 R)
• M70: 82,258,783 km (0.09 R)
• M71: 83,285,473 km (0.046 R)
• M72: 86,688,525 km (0.062 R)
• M73: 86,837,525 km (0.097 R)
• M74: 87,583,869 km (0.096 R)
• M75: 87,733,317 km (0.041 R)
• M76: 87,882,915 km (0.109 R)
• M77: 88,332,157 km (0.047 R)
• M78: 89,835,317 km (0.071 R)
• M79: 90,590,038 km (0.097 R)
• M80: 93,935,645 km (0.103 R)
• M81: 99,809,007 km (0.038 R)
• M82: 101,374,399 km (0.063 R)
• M83: 102,159,937 km (0.116 R)
• M84: 102,632,367 km (0.048 R)
• M85: 105,164,012 km (0.03 R)
• M86: 105,322,885 km (0.068 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 544 - 20,297 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit