🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.53 AU - 0.61 AU

Year: 181 Days

Day: 21.5 Hours

Environment

Temp: 117 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.15 AU - 1.43 AU

Year: 618 Days

Day: 35.9 Hours

Environment

Temp: -79 °C

Axial Tilt: 38.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.6

Radius: 11.3

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.96 AU - 3.74 AU

Year: 2586 Days

Day: 11.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 41,645,550 km

• M1: 150,495 km (0.06 R)
• M2: 380,427 km (0.081 R)
• M3: 515,365 km (0.118 R)
• M4: 656,735 km (0.112 R)
• M5: 805,585 km (0.108 R)
• M6: 895,044 km (0.112 R)
• M7: 1,062,294 km (0.049 R)
• M8: 1,264,551 km (0.04 R)
• M9: 1,428,809 km (0.028 R)
• M10: 1,644,529 km (0.063 R)
• M11: 1,797,418 km (0.112 R)
• M12: 1,908,270 km (0.045 R)
• M13: 2,185,774 km (0.077 R)
• M14: 2,334,475 km (0.118 R)
• M15: 2,415,258 km (0.08 R)
• M16: 2,716,099 km (0.1 R)
• M17: 2,974,155 km (0.03 R)
• M18: 3,330,946 km (0.088 R)
• M19: 3,784,377 km (0.062 R)
• M20: 4,158,821 km (0.09 R)
• M21: 4,294,656 km (0.05 R)
• M22: 4,369,305 km (0.115 R)
• M23: 4,558,098 km (0.075 R)
• M24: 4,723,702 km (0.089 R)
• M25: 5,061,195 km (0.074 R)
• M26: 5,353,061 km (0.05 R)
• M27: 5,473,936 km (0.108 R)
• M28: 5,595,858 km (0.044 R)
• M29: 6,008,598 km (0.098 R)
• M30: 6,092,373 km (0.116 R)
• M31: 6,261,120 km (0.071 R)
• M32: 6,689,718 km (0.067 R)
• M33: 6,820,167 km (0.085 R)
• M34: 6,936,853 km (0.107 R)
• M35: 8,093,544 km (0.072 R)
• M36: 8,310,311 km (0.091 R)
• M37: 8,560,439 km (0.108 R)
• M38: 8,765,538 km (0.065 R)
• M39: 9,116,195 km (0.113 R)
• M40: 9,520,408 km (0.066 R)
• M41: 9,683,620 km (0.064 R)
• M42: 9,864,334 km (0.099 R)
• M43: 10,096,061 km (0.099 R)
• M44: 10,379,699 km (0.116 R)
• M45: 10,886,835 km (0.105 R)
• M46: 11,006,364 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.7

Radius: 11.2

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.56 AU - 6.1 AU

Year: 5937 Days

Day: 13.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,645,550 km

• M1: 147,803 km (0.117 R)
• M2: 532,269 km (0.064 R)
• M3: 740,659 km (0.11 R)
• M4: 1,079,648 km (0.059 R)
• M5: 1,577,510 km (0.093 R)
• M6: 2,189,066 km (0.12 R)
• M7: 2,367,237 km (0.097 R)
• M8: 2,798,827 km (0.119 R)
• M9: 3,273,650 km (0.07 R)
• M10: 3,686,989 km (0.114 R)
• M11: 4,781,896 km (0.076 R)
• M12: 5,121,633 km (0.108 R)
• M13: 5,469,149 km (0.119 R)
• M14: 6,004,859 km (0.04 R)
• M15: 6,118,553 km (0.106 R)
• M16: 6,592,479 km (0.115 R)
• M17: 6,934,759 km (0.109 R)
• M18: 7,150,329 km (0.111 R)
• M19: 7,283,023 km (0.058 R)
• M20: 7,624,704 km (0.059 R)
• M21: 8,122,117 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.3

Radius: 13.1

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 8.46 AU - 8.76 AU

Year: 10655 Days

Day: 11.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 41,645,550 km

• M1: 234,569 km (0.1 R)
• M2: 426,653 km (0.115 R)
• M3: 535,112 km (0.067 R)
• M4: 1,215,483 km (0.084 R)
• M5: 1,736,981 km (0.052 R)
• M6: 1,949,859 km (0.086 R)
• M7: 2,121,447 km (0.116 R)
• M8: 2,775,788 km (0.094 R)
• M9: 2,858,516 km (0.075 R)
• M10: 2,941,992 km (0.041 R)
• M11: 3,197,505 km (0.053 R)
• M12: 3,549,658 km (0.116 R)
• M13: 4,614,945 km (0.091 R)
• M14: 4,912,794 km (0.073 R)
• M15: 5,148,860 km (0.079 R)
• M16: 5,388,665 km (0.12 R)
• M17: 5,879,496 km (0.109 R)
• M18: 6,311,833 km (0.104 R)
• M19: 6,791,743 km (0.119 R)
• M20: 7,207,177 km (0.052 R)
• M21: 7,360,365 km (0.094 R)
• M22: 7,475,854 km (0.085 R)
• M23: 7,592,092 km (0.029 R)
• M24: 8,746,090 km (0.11 R)
• M25: 9,115,297 km (0.104 R)
• M26: 9,239,613 km (0.077 R)
• M27: 10,039,513 km (0.075 R)
• M28: 10,210,803 km (0.111 R)
• M29: 10,556,374 km (0.099 R)
• M30: 10,905,685 km (0.079 R)
• M31: 12,112,640 km (0.084 R)
• M32: 12,340,927 km (0.095 R)
• M33: 12,524,483 km (0.1 R)
• M34: 12,987,489 km (0.069 R)
• M35: 13,456,029 km (0.097 R)
• M36: 13,739,816 km (0.081 R)
• M37: 14,217,333 km (0.101 R)
• M38: 14,992,549 km (0.101 R)
• M39: 15,881,310 km (0.06 R)
• M40: 16,231,519 km (0.056 R)
• M41: 17,041,591 km (0.076 R)
• M42: 17,194,929 km (0.077 R)
• M43: 17,709,546 km (0.09 R)
• M44: 17,864,828 km (0.11 R)
• M45: 18,701,080 km (0.085 R)
• M46: 19,764,272 km (0.082 R)
• M47: 19,979,244 km (0.103 R)
• M48: 20,249,119 km (0.099 R)
• M49: 22,844,343 km (0.079 R)
• M50: 23,239,730 km (0.078 R)
• M51: 23,751,504 km (0.088 R)
• M52: 24,960,106 km (0.098 R)
• M53: 25,776,910 km (0.062 R)
• M54: 28,704,241 km (0.118 R)
• M55: 29,008,822 km (0.032 R)
• M56: 30,052,567 km (0.067 R)
• M57: 30,176,134 km (0.095 R)
• M58: 30,610,118 km (0.082 R)
• M59: 31,484,069 km (0.109 R)
• M60: 32,050,297 km (0.12 R)
• M61: 33,192,925 km (0.113 R)
• M62: 33,833,354 km (0.069 R)
• M63: 34,155,139 km (0.055 R)
• M64: 34,284,242 km (0.116 R)
• M65: 34,736,925 km (0.032 R)
• M66: 34,866,776 km (0.047 R)
• M67: 35,583,200 km (0.071 R)
• M68: 36,107,241 km (0.1 R)
• M69: 36,304,411 km (0.114 R)
• M70: 37,828,066 km (0.106 R)
• M71: 38,028,377 km (0.096 R)
• M72: 38,430,047 km (0.072 R)
• M73: 39,237,577 km (0.072 R)
• M74: 39,507,900 km (0.069 R)
• M75: 39,982,724 km (0.119 R)
• M76: 40,254,842 km (0.027 R)
• M77: 40,391,126 km (0.084 R)
• M78: 41,143,454 km (0.119 R)
• M79: 42,800,998 km (0.053 R)
• M80: 43,079,400 km (0.11 R)
• M81: 43,358,250 km (0.083 R)
• M82: 45,115,576 km (0.064 R)
• M83: 45,398,765 km (0.049 R)
• M84: 45,967,237 km (0.046 R)
• M85: 46,681,118 km (0.061 R)
• M86: 46,967,598 km (0.111 R)
• M87: 47,975,140 km (0.082 R)

Asteroid Belt

Center: 9.43 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.7

Radius: 5.5

Gravity: 22.01 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 9.16 AU - 11.32 AU

Year: 13820 Days

Day: 18.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 41,645,550 km

• M1: 70,311 km (0.093 R)
• M2: 210,484 km (0.118 R)
• M3: 487,091 km (0.113 R)
• M4: 726,298 km (0.071 R)
• M5: 848,070 km (0.103 R)
• M6: 954,883 km (0.094 R)
• M7: 998,865 km (0.083 R)
• M8: 1,066,034 km (0.029 R)
• M9: 1,134,849 km (0.093 R)
• M10: 2,392,968 km (0.116 R)
• M11: 3,283,673 km (0.066 R)
• M12: 3,589,751 km (0.086 R)
• M13: 3,834,044 km (0.087 R)
• M14: 4,011,916 km (0.092 R)
• M15: 4,120,075 km (0.058 R)
• M16: 6,943,286 km (0.025 R)
• M17: 9,930,606 km (0.062 R)
• M18: 10,125,981 km (0.088 R)
• M19: 10,223,967 km (0.062 R)
• M20: 10,421,287 km (0.046 R)
• M21: 10,769,401 km (0.102 R)
• M22: 11,528,162 km (0.102 R)
• M23: 12,095,437 km (0.116 R)
• M24: 13,096,695 km (0.092 R)
• M25: 13,150,102 km (0.053 R)
• M26: 13,364,475 km (0.101 R)
• M27: 14,233,938 km (0.067 R)
• M28: 14,453,997 km (0.065 R)
• M29: 15,289,800 km (0.102 R)
• M30: 15,515,244 km (0.103 R)
• M31: 15,741,885 km (0.071 R)
• M32: 16,313,199 km (0.104 R)
• M33: 16,485,835 km (0.078 R)
• M34: 17,241,304 km (0.092 R)
• M35: 17,889,362 km (0.073 R)
• M36: 18,246,153 km (0.079 R)
• M37: 18,365,532 km (0.039 R)
• M38: 18,425,371 km (0.088 R)
• M39: 19,880,659 km (0.08 R)
• M40: 20,250,166 km (0.1 R)
• M41: 20,684,150 km (0.056 R)
• M42: 21,058,593 km (0.079 R)
• M43: 21,246,638 km (0.081 R)
• M44: 22,514,629 km (0.028 R)
• M45: 23,416,704 km (0.102 R)
• M46: 23,481,630 km (0.117 R)
• M47: 23,741,780 km (0.113 R)
• M48: 24,527,917 km (0.092 R)
• M49: 24,725,835 km (0.102 R)
• M50: 25,656,184 km (0.097 R)
• M51: 25,924,114 km (0.117 R)
• M52: 26,327,729 km (0.084 R)
• M53: 27,005,108 km (0.056 R)
• M54: 27,756,838 km (0.057 R)
• M55: 28,031,799 km (0.08 R)
• M56: 28,446,035 km (0.117 R)
• M57: 29,001,642 km (0.108 R)
• M58: 29,141,067 km (0.025 R)
• M59: 29,911,945 km (0.084 R)
• M60: 32,264,521 km (0.082 R)
• M61: 32,553,693 km (0.105 R)
• M62: 34,086,024 km (0.106 R)
• M63: 37,903,912 km (0.102 R)
• M64: 38,361,831 km (0.077 R)
• M65: 38,438,425 km (0.074 R)
• M66: 39,360,397 km (0.03 R)
• M67: 39,437,589 km (0.075 R)
• M68: 41,854,791 km (0.096 R)
• M69: 42,882,529 km (0.113 R)
• M70: 44,560,419 km (0.089 R)
• M71: 44,721,236 km (0.099 R)
• M72: 45,285,968 km (0.088 R)
• M73: 45,853,094 km (0.043 R)
• M74: 46,178,170 km (0.091 R)
• M75: 46,340,932 km (0.026 R)
• M76: 49,470,969 km (0.08 R)
• M77: 51,145,567 km (0.029 R)
• M78: 51,398,388 km (0.075 R)
• M79: 51,567,134 km (0.107 R)
• M80: 52,923,837 km (0.069 R)
• M81: 53,179,500 km (0.117 R)
• M82: 54,463,947 km (0.065 R)
• M83: 54,894,490 km (0.067 R)
• M84: 55,066,976 km (0.054 R)
• M85: 55,239,612 km (0.028 R)
• M86: 57,851,441 km (0.066 R)
• M87: 58,026,920 km (0.104 R)
• M88: 58,202,697 km (0.05 R)
• M89: 58,290,511 km (0.095 R)
• M90: 58,554,551 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 220.1

Radius: 5

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 8.34 AU - 13.1 AU

Year: 14803 Days

Day: 19.1 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 41,645,550 km

• M1: 81,980 km (0.112 R)
• M2: 165,006 km (0.059 R)
• M3: 596,447 km (0.091 R)
• M4: 919,279 km (0.118 R)
• M5: 1,080,396 km (0.101 R)
• M6: 1,408,763 km (0.118 R)
• M7: 1,658,143 km (0.025 R)
• M8: 2,711,013 km (0.085 R)
• M9: 3,126,147 km (0.113 R)
• M10: 3,644,503 km (0.115 R)
• M11: 3,757,001 km (0.087 R)
• M12: 4,576,348 km (0.064 R)
• M13: 5,384,775 km (0.034 R)
• M14: 5,838,057 km (0.104 R)
• M15: 6,303,456 km (0.066 R)
• M16: 6,540,718 km (0.102 R)
• M17: 6,850,086 km (0.096 R)
• M18: 7,234,553 km (0.033 R)
• M19: 7,376,073 km (0.118 R)
• M20: 7,626,051 km (0.103 R)
• M21: 9,762,159 km (0.115 R)
• M22: 9,801,204 km (0.083 R)
• M23: 10,076,015 km (0.117 R)
• M24: 11,077,573 km (0.115 R)
• M25: 11,528,311 km (0.081 R)
• M26: 11,693,617 km (0.072 R)
• M27: 12,194,470 km (0.109 R)
• M28: 12,320,731 km (0.091 R)
• M29: 13,001,701 km (0.054 R)
• M30: 13,303,439 km (0.113 R)
• M31: 13,694,787 km (0.066 R)
• M32: 13,738,470 km (0.112 R)
• M33: 14,667,323 km (0.102 R)
• M34: 14,712,053 km (0.113 R)
• M35: 14,846,541 km (0.101 R)
• M36: 15,026,358 km (0.115 R)
• M37: 15,071,537 km (0.09 R)
• M38: 15,479,340 km (0.069 R)
• M39: 15,707,627 km (0.108 R)
• M40: 15,982,887 km (0.092 R)
• M41: 16,121,115 km (0.079 R)
• M42: 16,865,066 km (0.082 R)
• M43: 17,194,031 km (0.094 R)
• M44: 17,572,663 km (0.043 R)
• M45: 17,953,988 km (0.069 R)
• M46: 18,289,985 km (0.095 R)
• M47: 18,338,156 km (0.068 R)
• M48: 18,676,397 km (0.028 R)
• M49: 18,870,575 km (0.038 R)
• M50: 18,919,344 km (0.071 R)
• M51: 19,310,093 km (0.061 R)
• M52: 20,000,487 km (0.118 R)
• M53: 20,298,785 km (0.104 R)
• M54: 20,849,455 km (0.046 R)
• M55: 21,710,241 km (0.081 R)
• M56: 23,101,202 km (0.119 R)
• M57: 23,518,730 km (0.114 R)
• M58: 23,780,975 km (0.11 R)
• M59: 23,886,292 km (0.045 R)
• M60: 24,680,058 km (0.119 R)
• M61: 27,167,721 km (0.086 R)
• M62: 27,387,780 km (0.072 R)
• M63: 27,553,235 km (0.048 R)
• M64: 27,608,437 km (0.1 R)
• M65: 27,774,341 km (0.098 R)
• M66: 27,829,692 km (0.119 R)
• M67: 28,776,646 km (0.084 R)
• M68: 29,169,640 km (0.097 R)
• M69: 29,338,536 km (0.116 R)
• M70: 31,622,148 km (0.115 R)
• M71: 32,085,751 km (0.104 R)
• M72: 32,902,256 km (0.097 R)
• M73: 33,078,184 km (0.058 R)
• M74: 33,607,610 km (0.055 R)
• M75: 33,666,702 km (0.078 R)
• M76: 33,903,066 km (0.066 R)
• M77: 34,794,370 km (0.104 R)
• M78: 34,854,060 km (0.097 R)
• M79: 35,153,106 km (0.052 R)
• M80: 35,212,945 km (0.108 R)
• M81: 36,478,693 km (0.059 R)
• M82: 36,660,753 km (0.099 R)
• M83: 36,964,736 km (0.075 R)
• M84: 37,147,545 km (0.084 R)
• M85: 37,697,915 km (0.066 R)
• M86: 38,374,098 km (0.099 R)
• M87: 40,113,622 km (0.069 R)
• M88: 40,176,154 km (0.1 R)
• M89: 40,929,828 km (0.116 R)
• M90: 41,055,939 km (0.096 R)
• M91: 41,751,569 km (0.094 R)
• M92: 41,942,007 km (0.096 R)
• M93: 42,578,845 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.4

Radius: 4.3

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 14.03 AU - 17.19 AU

Year: 26011 Days

Day: 20 Hours

Environment

Temp: -200 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 41,645,550 km

• M1: 60,288 km (0.052 R)
• M2: 115,190 km (0.115 R)
• M3: 337,642 km (0.117 R)
• M4: 411,544 km (0.101 R)
• M5: 619,485 km (0.068 R)
• M6: 758,760 km (0.05 R)
• M7: 1,408,314 km (0.083 R)
• M8: 1,958,236 km (0.056 R)
• M9: 2,665,684 km (0.073 R)
• M10: 3,150,681 km (0.1 R)
• M11: 3,362,960 km (0.091 R)
• M12: 3,416,815 km (0.067 R)
• M13: 5,346,329 km (0.107 R)
• M14: 5,440,725 km (0.068 R)
• M15: 5,535,720 km (0.084 R)
• M16: 6,248,853 km (0.047 R)
• M17: 7,024,817 km (0.039 R)
• M18: 7,232,309 km (0.058 R)
• M19: 7,441,746 km (0.094 R)
• M20: 8,081,875 km (0.076 R)
• M21: 8,190,334 km (0.09 R)
• M22: 8,262,889 km (0.055 R)
• M23: 8,813,708 km (0.058 R)
• M24: 9,490,339 km (0.086 R)
• M25: 9,566,485 km (0.065 R)
• M26: 10,575,522 km (0.041 R)
• M27: 11,414,916 km (0.105 R)
• M28: 11,863,111 km (0.058 R)
• M29: 12,483,494 km (0.047 R)
• M30: 12,566,969 km (0.113 R)
• M31: 15,469,916 km (0.085 R)
• M32: 15,920,205 km (0.095 R)
• M33: 16,146,996 km (0.098 R)
• M34: 16,329,206 km (0.087 R)
• M35: 17,296,805 km (0.069 R)
• M36: 17,764,149 km (0.103 R)
• M37: 18,425,371 km (0.116 R)
• M38: 19,094,523 km (0.108 R)
• M39: 19,625,894 km (0.085 R)
• M40: 19,722,983 km (0.037 R)
• M41: 20,260,040 km (0.091 R)
• M42: 20,653,632 km (0.084 R)
• M43: 21,000,250 km (0.059 R)
• M44: 21,099,583 km (0.103 R)
• M45: 21,648,757 km (0.093 R)
• M46: 21,749,137 km (0.041 R)
• M47: 22,253,282 km (0.115 R)
• M48: 22,608,427 km (0.094 R)
• M49: 23,736,993 km (0.095 R)
• M50: 23,788,754 km (0.118 R)
• M51: 23,840,515 km (0.101 R)
• M52: 23,995,947 km (0.119 R)
• M53: 25,041,487 km (0.12 R)
• M54: 25,675,782 km (0.044 R)
• M55: 26,208,500 km (0.069 R)
• M56: 26,852,519 km (0.064 R)
• M57: 27,230,552 km (0.117 R)
• M58: 27,284,707 km (0.088 R)
• M59: 27,992,006 km (0.077 R)
• M60: 28,430,327 km (0.068 R)
• M61: 29,036,498 km (0.094 R)
• M62: 30,149,805 km (0.067 R)
• M63: 30,430,301 km (0.103 R)
• M64: 30,767,944 km (0.119 R)
• M65: 31,106,932 km (0.08 R)
• M66: 32,074,083 km (0.073 R)
• M67: 33,224,490 km (0.114 R)
• M68: 34,798,709 km (0.105 R)
• M69: 35,269,942 km (0.081 R)
• M70: 37,476,062 km (0.071 R)
• M71: 38,687,206 km (0.119 R)
• M72: 41,583,122 km (0.085 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: 252 - 17,655 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit