🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.53 AU - 0.67 AU

Year: 175 Days

Day: 22 Hours

Environment

Temp: 149 °C

Axial Tilt: 44.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.97 AU - 2.71 AU

Year: 1348 Days

Day: 42.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.61 AU - 2.71 AU

Year: 1634 Days

Day: 28.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,434,662 km

• M1: 677,678 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.8

Radius: 14.2

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.22 AU - 7.3 AU

Year: 5900 Days

Day: 12.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 78,434,662 km

• M1: 626,665 km (0.117 R)
• M2: 887,265 km (0.103 R)
• M3: 1,038,658 km (0.105 R)
• M4: 1,154,896 km (0.102 R)
• M5: 2,243,370 km (0.114 R)
• M6: 2,416,903 km (0.115 R)
• M7: 2,716,249 km (0.091 R)
• M8: 3,242,235 km (0.073 R)
• M9: 3,395,273 km (0.11 R)
• M10: 3,506,125 km (0.055 R)
• M11: 3,823,123 km (0.085 R)
• M12: 4,220,754 km (0.108 R)
• M13: 4,533,863 km (0.059 R)
• M14: 4,755,118 km (0.097 R)
• M15: 5,106,673 km (0.065 R)
• M16: 5,311,323 km (0.076 R)
• M17: 5,571,025 km (0.073 R)
• M18: 5,755,479 km (0.08 R)
• M19: 6,130,222 km (0.1 R)
• M20: 6,596,219 km (0.044 R)
• M21: 7,825,614 km (0.077 R)
• M22: 7,943,647 km (0.078 R)
• M23: 8,331,255 km (0.118 R)
• M24: 8,633,592 km (0.069 R)
• M25: 8,908,852 km (0.044 R)
• M26: 9,218,071 km (0.064 R)
• M27: 9,436,783 km (0.076 R)
• M28: 9,594,011 km (0.101 R)
• M29: 9,879,144 km (0.113 R)
• M30: 10,231,597 km (0.117 R)
• M31: 10,393,162 km (0.106 R)
• M32: 10,784,361 km (0.071 R)
• M33: 11,014,891 km (0.064 R)
• M34: 11,885,252 km (0.099 R)
• M35: 12,055,195 km (0.074 R)
• M36: 12,466,290 km (0.051 R)
• M37: 12,708,339 km (0.032 R)
• M38: 12,812,459 km (0.072 R)
• M39: 12,951,884 km (0.112 R)
• M40: 13,267,237 km (0.117 R)
• M41: 13,514,372 km (0.118 R)
• M42: 13,763,004 km (0.052 R)
• M43: 14,736,288 km (0.109 R)
• M44: 14,845,793 km (0.12 R)
• M45: 14,992,250 km (0.099 R)
• M46: 15,694,462 km (0.114 R)
• M47: 15,806,361 km (0.072 R)
• M48: 15,955,810 km (0.118 R)
• M49: 16,407,446 km (0.079 R)
• M50: 16,520,990 km (0.076 R)
• M51: 16,786,975 km (0.119 R)
• M52: 16,939,565 km (0.067 R)
• M53: 17,670,800 km (0.073 R)
• M54: 17,787,187 km (0.057 R)
• M55: 18,412,356 km (0.081 R)
• M56: 19,443,684 km (0.11 R)
• M57: 20,779,593 km (0.027 R)
• M58: 21,025,682 km (0.045 R)
• M59: 21,686,755 km (0.113 R)
• M60: 22,606,781 km (0.111 R)
• M61: 22,817,565 km (0.092 R)
• M62: 23,071,432 km (0.076 R)
• M63: 23,496,739 km (0.105 R)
• M64: 23,796,084 km (0.112 R)
• M65: 24,528,067 km (0.104 R)
• M66: 24,701,301 km (0.1 R)
• M67: 25,837,946 km (0.032 R)
• M68: 26,368,121 km (0.074 R)
• M69: 26,857,455 km (0.109 R)
• M70: 26,991,495 km (0.112 R)
• M71: 27,080,805 km (0.071 R)
• M72: 27,170,414 km (0.062 R)
• M73: 27,349,782 km (0.093 R)
• M74: 27,484,570 km (0.058 R)
• M75: 29,165,002 km (0.068 R)
• M76: 30,226,250 km (0.074 R)
• M77: 30,738,323 km (0.074 R)
• M78: 31,488,257 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.7

Radius: 14.7

Gravity: 0.51 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 8.45 AU - 9.49 AU

Year: 10121 Days

Day: 5 Hours

Environment

Temp: -184 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 78,434,662 km

• M1: 187,147 km (0.108 R)
• M2: 304,880 km (0.12 R)
• M3: 585,077 km (0.044 R)
• M4: 839,992 km (0.097 R)
• M5: 933,790 km (0.054 R)
• M6: 1,082,041 km (0.051 R)
• M7: 1,199,027 km (0.079 R)
• M8: 1,293,124 km (0.079 R)
• M9: 1,460,973 km (0.099 R)
• M10: 1,606,681 km (0.116 R)
• M11: 2,156,154 km (0.075 R)
• M12: 2,256,085 km (0.053 R)
• M13: 2,443,831 km (0.1 R)
• M14: 2,548,400 km (0.095 R)
• M15: 3,597,380 km (0.12 R)
• M16: 4,485,692 km (0.053 R)
• M17: 4,789,376 km (0.079 R)
• M18: 5,302,945 km (0.077 R)
• M19: 5,555,018 km (0.108 R)
• M20: 6,142,489 km (0.114 R)
• M21: 6,455,896 km (0.111 R)
• M22: 6,602,352 km (0.107 R)
• M23: 7,048,304 km (0.053 R)
• M24: 7,709,975 km (0.092 R)
• M25: 8,312,106 km (0.111 R)
• M26: 8,632,246 km (0.098 R)
• M27: 9,120,085 km (0.073 R)
• M28: 9,756,773 km (0.056 R)
• M29: 10,898,055 km (0.111 R)
• M30: 11,160,600 km (0.072 R)
• M31: 11,366,446 km (0.062 R)
• M32: 12,383,562 km (0.12 R)
• M33: 12,872,448 km (0.043 R)
• M34: 13,617,595 km (0.117 R)
• M35: 13,837,504 km (0.081 R)
• M36: 14,761,420 km (0.092 R)
• M37: 15,019,925 km (0.078 R)
• M38: 15,442,988 km (0.096 R)
• M39: 16,068,457 km (0.101 R)
• M40: 16,568,263 km (0.079 R)
• M41: 16,668,793 km (0.066 R)
• M42: 17,174,584 km (0.1 R)
• M43: 17,719,718 km (0.113 R)
• M44: 17,925,714 km (0.071 R)
• M45: 19,566,055 km (0.105 R)
• M46: 20,638,223 km (0.089 R)
• M47: 21,912,947 km (0.058 R)
• M48: 22,913,756 km (0.083 R)
• M49: 23,288,349 km (0.1 R)
• M50: 24,005,372 km (0.091 R)
• M51: 24,195,361 km (0.1 R)
• M52: 25,152,488 km (0.059 R)
• M53: 25,577,496 km (0.117 R)
• M54: 25,732,629 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326

Radius: 7.6

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 13.66 AU - 16.82 AU

Year: 22413 Days

Day: 20.3 Hours

Environment

Temp: -186 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 78,434,662 km

• M1: 110,702 km (0.114 R)
• M2: 189,391 km (0.115 R)
• M3: 378,483 km (0.117 R)
• M4: 550,071 km (0.041 R)
• M5: 1,035,068 km (0.104 R)
• M6: 3,128,989 km (0.096 R)
• M7: 3,482,938 km (0.11 R)
• M8: 4,462,205 km (0.105 R)
• M9: 4,739,560 km (0.03 R)
• M10: 4,941,218 km (0.114 R)
• M11: 5,063,589 km (0.099 R)
• M12: 5,478,723 km (0.058 R)
• M13: 5,733,039 km (0.105 R)
• M14: 5,904,778 km (0.119 R)
• M15: 6,253,341 km (0.114 R)
• M16: 7,016,140 km (0.076 R)
• M17: 7,713,416 km (0.069 R)
• M18: 8,287,124 km (0.097 R)
• M19: 8,677,125 km (0.115 R)
• M20: 8,775,710 km (0.036 R)
• M21: 8,874,445 km (0.09 R)
• M22: 9,729,546 km (0.103 R)
• M23: 10,663,187 km (0.073 R)
• M24: 11,842,766 km (0.047 R)
• M25: 12,614,840 km (0.09 R)
• M26: 12,670,640 km (0.057 R)
• M27: 13,631,208 km (0.112 R)
• M28: 14,439,785 km (0.045 R)
• M29: 14,791,190 km (0.04 R)
• M30: 14,849,982 km (0.11 R)
• M31: 15,982,438 km (0.115 R)
• M32: 16,406,548 km (0.098 R)
• M33: 16,895,883 km (0.119 R)
• M34: 17,763,850 km (0.087 R)
• M35: 18,203,219 km (0.076 R)
• M36: 18,329,330 km (0.12 R)
• M37: 18,519,169 km (0.098 R)
• M38: 19,028,700 km (0.08 R)
• M39: 21,978,919 km (0.076 R)
• M40: 22,518,070 km (0.109 R)
• M41: 24,369,942 km (0.085 R)
• M42: 25,068,265 km (0.079 R)
• M43: 26,270,134 km (0.079 R)
• M44: 26,770,539 km (0.114 R)
• M45: 27,780,773 km (0.116 R)
• M46: 29,319,387 km (0.111 R)
• M47: 29,987,192 km (0.111 R)
• M48: 30,435,238 km (0.101 R)
• M49: 32,020,676 km (0.04 R)
• M50: 32,938,609 km (0.109 R)
• M51: 33,710,235 km (0.1 R)
• M52: 33,865,218 km (0.067 R)
• M53: 34,176,082 km (0.112 R)
• M54: 34,253,873 km (0.09 R)
• M55: 34,878,744 km (0.089 R)
• M56: 35,428,516 km (0.036 R)
• M57: 35,507,354 km (0.119 R)
• M58: 37,978,411 km (0.073 R)
• M59: 38,139,678 km (0.116 R)
• M60: 40,011,297 km (0.119 R)
• M61: 40,257,535 km (0.118 R)
• M62: 41,330,750 km (0.064 R)
• M63: 42,748,340 km (0.1 R)
• M64: 43,336,558 km (0.105 R)
• M65: 43,758,424 km (0.087 R)
• M66: 44,861,709 km (0.1 R)
• M67: 46,146,006 km (0.051 R)
• M68: 47,008,887 km (0.114 R)
• M69: 47,095,504 km (0.082 R)
• M70: 47,182,121 km (0.075 R)
• M71: 48,575,625 km (0.034 R)
• M72: 50,070,856 km (0.114 R)
• M73: 50,247,830 km (0.092 R)
• M74: 50,424,954 km (0.028 R)
• M75: 51,313,566 km (0.116 R)
• M76: 51,759,816 km (0.067 R)
• M77: 52,297,172 km (0.029 R)
• M78: 52,836,173 km (0.057 R)
• M79: 53,196,554 km (0.104 R)
• M80: 54,191,978 km (0.102 R)
• M81: 54,373,590 km (0.049 R)
• M82: 56,293,080 km (0.058 R)
• M83: 57,677,609 km (0.084 R)
• M84: 57,770,210 km (0.097 R)
• M85: 57,862,960 km (0.079 R)
• M86: 58,234,562 km (0.117 R)
• M87: 58,327,462 km (0.045 R)
• M88: 59,073,357 km (0.05 R)
• M89: 59,541,000 km (0.075 R)
• M90: 59,822,244 km (0.093 R)
• M91: 61,045,954 km (0.105 R)
• M92: 62,468,181 km (0.102 R)
• M93: 63,805,437 km (0.051 R)

Asteroid Belt

Center: 15.91 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.3

Radius: 6.8

Gravity: 10.63 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 14.97 AU - 18.19 AU

Year: 25433 Days

Day: 18.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 78,434,662 km

• M1: 246,238 km (0.03 R)
• M2: 345,122 km (0.102 R)
• M3: 400,174 km (0.11 R)
• M4: 607,517 km (0.097 R)
• M5: 796,609 km (0.06 R)
• M6: 872,455 km (0.09 R)
• M7: 1,377,497 km (0.076 R)
• M8: 1,438,683 km (0.109 R)
• M9: 1,724,863 km (0.106 R)
• M10: 2,204,923 km (0.099 R)
• M11: 2,422,887 km (0.07 R)
• M12: 2,609,884 km (0.103 R)
• M13: 4,045,725 km (0.096 R)
• M14: 4,223,148 km (0.025 R)
• M15: 4,677,626 km (0.085 R)
• M16: 5,243,555 km (0.112 R)
• M17: 6,234,192 km (0.112 R)
• M18: 7,120,559 km (0.113 R)
• M19: 8,325,271 km (0.111 R)
• M20: 9,124,273 km (0.058 R)
• M21: 9,415,540 km (0.1 R)
• M22: 9,591,767 km (0.08 R)
• M23: 13,141,275 km (0.102 R)
• M24: 14,676,449 km (0.074 R)
• M25: 14,812,583 km (0.071 R)
• M26: 15,916,914 km (0.077 R)
• M27: 15,986,776 km (0.091 R)
• M28: 16,408,343 km (0.071 R)
• M29: 16,620,623 km (0.111 R)
• M30: 17,622,629 km (0.083 R)
• M31: 18,644,083 km (0.082 R)
• M32: 19,534,789 km (0.088 R)
• M33: 23,951,068 km (0.113 R)
• M34: 24,111,437 km (0.112 R)
• M35: 24,352,589 km (0.071 R)
• M36: 25,570,614 km (0.059 R)
• M37: 25,816,703 km (0.086 R)
• M38: 25,981,111 km (0.062 R)
• M39: 26,891,564 km (0.094 R)
• M40: 27,392,717 km (0.062 R)
• M41: 28,573,792 km (0.079 R)
• M42: 28,658,763 km (0.104 R)
• M43: 28,829,006 km (0.056 R)
• M44: 29,084,968 km (0.092 R)
• M45: 32,127,040 km (0.053 R)
• M46: 32,481,138 km (0.034 R)
• M47: 33,193,075 km (0.072 R)
• M48: 34,995,579 km (0.093 R)
• M49: 35,177,491 km (0.095 R)
• M50: 36,183,985 km (0.041 R)
• M51: 37,014,552 km (0.064 R)
• M52: 38,788,484 km (0.063 R)
• M53: 38,882,731 km (0.111 R)
• M54: 39,923,184 km (0.072 R)
• M55: 40,303,761 km (0.113 R)
• M56: 41,452,822 km (0.091 R)
• M57: 42,904,221 km (0.118 R)
• M58: 44,470,809 km (0.062 R)
• M59: 46,555,007 km (0.092 R)
• M60: 48,063,253 km (0.085 R)
• M61: 48,569,492 km (0.106 R)
• M62: 49,281,279 km (0.065 R)
• M63: 49,996,506 km (0.106 R)
• M64: 50,201,455 km (0.06 R)
• M65: 53,623,656 km (0.063 R)
• M66: 53,938,559 km (0.09 R)
• M67: 54,464,546 km (0.108 R)
• M68: 55,946,612 km (0.081 R)
• M69: 56,052,976 km (0.104 R)
• M70: 57,441,992 km (0.088 R)
• M71: 59,709,447 km (0.043 R)
• M72: 61,127,784 km (0.075 R)
• M73: 62,888,551 km (0.075 R)
• M74: 63,442,213 km (0.106 R)
• M75: 63,553,215 km (0.068 R)
• M76: 63,775,218 km (0.114 R)
• M77: 68,042,796 km (0.073 R)
• M78: 68,838,956 km (0.092 R)
• M79: 69,638,258 km (0.106 R)
• M80: 69,981,734 km (0.081 R)
• M81: 70,211,068 km (0.064 R)
• M82: 70,900,415 km (0.106 R)
• M83: 71,592,006 km (0.116 R)
• M84: 71,823,135 km (0.037 R)
• M85: 72,401,779 km (0.04 R)
• M86: 73,098,307 km (0.089 R)
• M87: 73,563,855 km (0.061 R)
• M88: 74,966,335 km (0.071 R)
• M89: 76,259,759 km (0.103 R)
• M90: 76,968,404 km (0.105 R)
• M91: 77,916,555 km (0.111 R)
• M92: 78,630,286 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334

Radius: 6.4

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 16.71 AU - 20.29 AU

Year: 29977 Days

Day: 16.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 78,434,662 km

• M1: 107,262 km (0.119 R)
• M2: 157,975 km (0.101 R)
• M3: 408,103 km (0.104 R)
• M4: 486,791 km (0.071 R)
• M5: 528,080 km (0.117 R)
• M6: 706,401 km (0.106 R)
• M7: 778,208 km (0.059 R)
• M8: 1,117,945 km (0.102 R)
• M9: 1,469,051 km (0.117 R)
• M10: 1,688,960 km (0.092 R)
• M11: 1,953,150 km (0.053 R)
• M12: 5,766,699 km (0.112 R)
• M13: 5,864,985 km (0.106 R)
• M14: 6,013,535 km (0.116 R)
• M15: 6,466,667 km (0.11 R)
• M16: 7,193,264 km (0.109 R)
• M17: 7,512,506 km (0.089 R)
• M18: 8,386,457 km (0.042 R)
• M19: 8,948,945 km (0.102 R)
• M20: 9,120,085 km (0.069 R)
• M21: 10,109,974 km (0.115 R)
• M22: 10,889,827 km (0.075 R)
• M23: 11,564,663 km (0.055 R)
• M24: 11,938,508 km (0.114 R)
• M25: 12,001,190 km (0.093 R)
• M26: 12,253,113 km (0.082 R)
• M27: 13,277,858 km (0.075 R)
• M28: 15,000,926 km (0.084 R)
• M29: 15,272,297 km (0.106 R)
• M30: 16,652,936 km (0.096 R)
• M31: 17,216,321 km (0.111 R)
• M32: 17,714,333 km (0.084 R)
• M33: 18,217,131 km (0.098 R)
• M34: 18,870,575 km (0.106 R)
• M35: 19,310,392 km (0.081 R)
• M36: 20,650,041 km (0.108 R)
• M37: 20,800,686 km (0.12 R)
• M38: 22,250,439 km (0.101 R)
• M39: 22,559,808 km (0.113 R)
• M40: 22,948,463 km (0.093 R)
• M41: 23,496,440 km (0.057 R)
• M42: 24,525,374 km (0.094 R)
• M43: 26,381,584 km (0.064 R)
• M44: 29,207,039 km (0.05 R)
• M45: 29,545,729 km (0.091 R)
• M46: 31,085,839 km (0.113 R)
• M47: 31,952,759 km (0.07 R)
• M48: 32,214,405 km (0.116 R)
• M49: 33,179,761 km (0.086 R)
• M50: 34,065,530 km (0.087 R)
• M51: 34,869,319 km (0.082 R)
• M52: 35,498,827 km (0.087 R)
• M53: 37,501,793 km (0.115 R)
• M54: 39,540,961 km (0.076 R)
• M55: 39,915,704 km (0.094 R)
• M56: 41,330,900 km (0.06 R)
• M57: 42,379,282 km (0.046 R)
• M58: 43,339,850 km (0.084 R)
• M59: 45,087,003 km (0.114 R)
• M60: 45,772,610 km (0.064 R)
• M61: 47,154,296 km (0.037 R)
• M62: 48,349,284 km (0.09 R)
• M63: 48,449,365 km (0.12 R)
• M64: 48,950,667 km (0.114 R)
• M65: 50,261,893 km (0.082 R)
• M66: 51,380,436 km (0.061 R)
• M67: 51,891,462 km (0.029 R)
• M68: 52,712,904 km (0.07 R)
• M69: 53,641,907 km (0.113 R)
• M70: 54,784,835 km (0.076 R)
• M71: 54,889,104 km (0.088 R)
• M72: 55,307,081 km (0.078 R)
• M73: 58,687,693 km (0.083 R)
• M74: 59,972,590 km (0.091 R)
• M75: 60,618,553 km (0.101 R)
• M76: 62,134,728 km (0.068 R)
• M77: 63,444,158 km (0.096 R)
• M78: 63,663,319 km (0.108 R)
• M79: 64,762,713 km (0.063 R)
• M80: 64,872,967 km (0.092 R)
• M81: 65,757,539 km (0.044 R)
• M82: 68,322,844 km (0.106 R)
• M83: 69,787,107 km (0.114 R)
• M84: 70,013,299 km (0.077 R)
• M85: 70,126,545 km (0.062 R)
• M86: 71,717,518 km (0.076 R)
• M87: 72,174,390 km (0.07 R)
• M88: 74,011,153 km (0.036 R)
• M89: 74,126,493 km (0.047 R)
• M90: 74,472,662 km (0.082 R)
• M91: 74,703,941 km (0.091 R)
• M92: 75,863,175 km (0.103 R)
• M93: 76,095,799 km (0.071 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 15,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit