🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.3

Radius: 14.1

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.57 AU - 0.79 AU

Year: 394 Days

Day: 8.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,725,078 km

• M1: 178,769 km (0.107 R)
• M2: 290,369 km (0.118 R)
• M3: 379,829 km (0.1 R)
• M4: 500,554 km (0.104 R)
• M5: 668,104 km (0.089 R)
• M6: 801,695 km (0.117 R)
• M7: 924,814 km (0.096 R)
• M8: 1,047,933 km (0.119 R)
• M9: 1,165,816 km (0.11 R)
• M10: 1,395,898 km (0.071 R)
• M11: 1,498,073 km (0.092 R)
• M12: 1,637,049 km (0.109 R)
• M13: 1,776,176 km (0.06 R)
• M14: 1,865,336 km (0.047 R)
• M15: 2,024,957 km (0.112 R)
• M16: 2,203,726 km (0.065 R)
• M17: 2,329,239 km (0.049 R)
• M18: 2,462,082 km (0.106 R)
• M19: 2,628,135 km (0.07 R)
• M20: 2,720,288 km (0.032 R)
• M21: 2,987,469 km (0.059 R)
• M22: 3,143,350 km (0.093 R)
• M23: 3,263,478 km (0.108 R)
• M24: 3,362,960 km (0.048 R)
• M25: 3,553,548 km (0.074 R)
• M26: 3,650,338 km (0.069 R)
• M27: 3,753,710 km (0.081 R)
• M28: 3,875,482 km (0.075 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.9

Radius: 10.9

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.97 AU - 1.01 AU

Year: 692 Days

Day: 6.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 62,725,078 km

• M1: 144,661 km (0.041 R)
• M2: 218,712 km (0.11 R)
• M3: 328,218 km (0.114 R)
• M4: 428,149 km (0.107 R)
• M5: 514,916 km (0.093 R)
• M6: 690,095 km (0.102 R)
• M7: 790,774 km (0.046 R)
• M8: 929,751 km (0.101 R)
• M9: 1,036,713 km (0.109 R)
• M10: 1,166,265 km (0.107 R)
• M11: 1,320,201 km (0.104 R)
• M12: 1,474,586 km (0.117 R)
• M13: 1,574,368 km (0.08 R)
• M14: 1,662,631 km (0.065 R)
• M15: 1,745,658 km (0.1 R)
• M16: 1,981,424 km (0.116 R)
• M17: 2,144,336 km (0.11 R)
• M18: 2,296,477 km (0.028 R)
• M19: 2,366,190 km (0.074 R)
• M20: 2,523,566 km (0.07 R)
• M21: 2,643,993 km (0.093 R)
• M22: 2,717,146 km (0.045 R)
• M23: 2,857,319 km (0.073 R)
• M24: 2,940,945 km (0.101 R)
• M25: 3,101,912 km (0.114 R)
• M26: 3,283,524 km (0.099 R)
• M27: 3,424,146 km (0.1 R)
• M28: 3,584,814 km (0.116 R)
• M29: 3,950,880 km (0.049 R)
• M30: 4,214,471 km (0.057 R)
• M31: 4,729,088 km (0.074 R)
• M32: 5,059,550 km (0.073 R)
• M33: 5,253,279 km (0.079 R)
• M34: 5,325,235 km (0.107 R)
• M35: 5,627,124 km (0.075 R)
• M36: 5,753,684 km (0.087 R)
• M37: 5,902,534 km (0.102 R)
• M38: 6,031,188 km (0.106 R)
• M39: 6,106,735 km (0.095 R)
• M40: 6,302,259 km (0.074 R)
• M41: 6,655,011 km (0.043 R)
• M42: 6,732,951 km (0.118 R)
• M43: 6,856,220 km (0.048 R)
• M44: 6,957,647 km (0.03 R)
• M45: 7,036,934 km (0.053 R)
• M46: 7,391,332 km (0.038 R)
• M47: 7,460,595 km (0.106 R)
• M48: 7,530,158 km (0.07 R)
• M49: 7,669,733 km (0.107 R)
• M50: 7,892,634 km (0.079 R)
• M51: 7,987,180 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768

Radius: 12.1

Gravity: 5.25 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1 AU - 1.24 AU

Year: 833 Days

Day: 11.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 62,725,078 km

• M1: 155,881 km (0.106 R)
• M2: 239,656 km (0.086 R)
• M3: 342,430 km (0.109 R)
• M4: 459,565 km (0.087 R)
• M5: 548,875 km (0.074 R)
• M6: 640,129 km (0.086 R)
• M7: 765,642 km (0.092 R)
• M8: 918,681 km (0.061 R)
• M9: 1,082,490 km (0.112 R)
• M10: 1,195,137 km (0.111 R)
• M11: 1,326,036 km (0.119 R)
• M12: 1,447,509 km (0.059 R)
• M13: 1,550,432 km (0.063 R)
• M14: 1,694,345 km (0.052 R)
• M15: 1,971,251 km (0.112 R)
• M16: 2,144,635 km (0.094 R)
• M17: 2,229,008 km (0.095 R)
• M18: 2,305,902 km (0.077 R)
• M19: 2,462,531 km (0.112 R)
• M20: 2,604,798 km (0.083 R)
• M21: 2,686,030 km (0.118 R)
• M22: 2,786,560 km (0.105 R)
• M23: 2,897,561 km (0.104 R)
• M24: 3,000,784 km (0.094 R)
• M25: 3,133,926 km (0.095 R)
• M26: 3,220,543 km (0.063 R)
• M27: 3,425,941 km (0.098 R)
• M28: 3,706,736 km (0.102 R)
• M29: 3,788,267 km (0.119 R)
• M30: 3,870,396 km (0.049 R)
• M31: 3,963,745 km (0.11 R)
• M32: 4,078,636 km (0.073 R)
• M33: 4,163,010 km (0.092 R)
• M34: 4,258,603 km (0.099 R)
• M35: 4,376,336 km (0.107 R)
• M36: 4,571,561 km (0.111 R)
• M37: 4,758,559 km (0.051 R)
• M38: 5,117,594 km (0.09 R)
• M39: 5,520,311 km (0.072 R)
• M40: 5,613,810 km (0.081 R)
• M41: 6,137,701 km (0.101 R)
• M42: 6,271,143 km (0.065 R)
• M43: 6,381,097 km (0.047 R)
• M44: 6,602,951 km (0.11 R)
• M45: 6,752,100 km (0.095 R)
• M46: 6,864,897 km (0.12 R)
• M47: 6,953,010 km (0.102 R)
• M48: 7,028,856 km (0.098 R)
• M49: 7,960,103 km (0.09 R)
• M50: 8,292,659 km (0.117 R)
• M51: 8,589,012 km (0.073 R)
• M52: 8,888,956 km (0.041 R)
• M53: 9,026,287 km (0.093 R)
• M54: 9,275,666 km (0.106 R)
• M55: 9,415,092 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.3

Radius: 9.6

Gravity: 10.54 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.29 AU - 2.09 AU

Year: 1544 Days

Day: 9.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 62,725,078 km

• M1: 124,765 km (0.112 R)
• M2: 199,264 km (0.119 R)
• M3: 266,284 km (0.111 R)
• M4: 398,230 km (0.087 R)
• M5: 487,240 km (0.119 R)
• M6: 598,541 km (0.079 R)
• M7: 672,891 km (0.075 R)
• M8: 807,380 km (0.092 R)
• M9: 907,909 km (0.109 R)
• M10: 995,125 km (0.083 R)
• M11: 1,113,008 km (0.045 R)
• M12: 1,264,700 km (0.063 R)
• M13: 1,363,136 km (0.117 R)
• M14: 1,464,264 km (0.101 R)
• M15: 1,610,122 km (0.056 R)
• M16: 2,018,973 km (0.056 R)
• M17: 2,123,392 km (0.096 R)
• M18: 2,301,264 km (0.064 R)
• M19: 2,471,955 km (0.035 R)
• M20: 2,583,854 km (0.103 R)
• M21: 2,748,562 km (0.1 R)
• M22: 3,022,027 km (0.082 R)
• M23: 3,128,540 km (0.101 R)
• M24: 3,195,710 km (0.07 R)
• M25: 3,345,308 km (0.116 R)
• M26: 3,665,597 km (0.106 R)
• M27: 3,851,098 km (0.114 R)
• M28: 3,952,376 km (0.089 R)
• M29: 4,098,383 km (0.112 R)
• M30: 4,532,217 km (0.104 R)
• M31: 4,731,631 km (0.082 R)
• M32: 4,933,738 km (0.104 R)
• M33: 5,028,134 km (0.098 R)
• M34: 5,362,784 km (0.101 R)
• M35: 5,622,786 km (0.093 R)
• M36: 5,970,301 km (0.102 R)
• M37: 6,307,794 km (0.064 R)
• M38: 6,444,676 km (0.06 R)
• M39: 6,513,342 km (0.118 R)
• M40: 6,668,923 km (0.112 R)
• M41: 6,808,349 km (0.104 R)
• M42: 7,054,587 km (0.112 R)
• M43: 7,411,378 km (0.102 R)
• M44: 7,555,740 km (0.115 R)
• M45: 7,957,709 km (0.069 R)
• M46: 8,142,612 km (0.112 R)
• M47: 8,254,362 km (0.03 R)
• M48: 8,554,754 km (0.12 R)
• M49: 9,127,564 km (0.107 R)
• M50: 9,224,205 km (0.114 R)
• M51: 9,950,353 km (0.059 R)
• M52: 10,029,939 km (0.085 R)
• M53: 10,109,675 km (0.115 R)
• M54: 10,796,778 km (0.096 R)
• M55: 10,981,082 km (0.118 R)
• M56: 11,939,705 km (0.086 R)
• M57: 12,557,844 km (0.037 R)
• M58: 12,925,106 km (0.099 R)
• M59: 13,012,023 km (0.079 R)
• M60: 13,537,560 km (0.107 R)
• M61: 13,780,806 km (0.093 R)
• M62: 13,891,808 km (0.101 R)
• M63: 14,114,858 km (0.038 R)
• M64: 14,294,077 km (0.108 R)
• M65: 14,361,545 km (0.069 R)
• M66: 14,474,043 km (0.085 R)
• M67: 14,609,578 km (0.103 R)
• M68: 14,768,152 km (0.036 R)
• M69: 14,836,369 km (0.116 R)
• M70: 15,087,095 km (0.094 R)
• M71: 15,155,760 km (0.117 R)

Asteroid Belt

Center: 2.03 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 735.7

Radius: 11.9

Gravity: 5.2 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.32 AU - 2.4 AU

Year: 2548 Days

Day: 7.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 62,725,078 km

• M1: 203,453 km (0.111 R)
• M2: 347,516 km (0.106 R)
• M3: 421,567 km (0.042 R)
• M4: 558,299 km (0.072 R)
• M5: 739,612 km (0.11 R)
• M6: 842,984 km (0.055 R)
• M7: 941,719 km (0.048 R)
• M8: 1,119,291 km (0.078 R)
• M9: 1,195,885 km (0.117 R)
• M10: 1,331,421 km (0.115 R)
• M11: 1,656,048 km (0.096 R)
• M12: 1,782,608 km (0.053 R)
• M13: 2,196,396 km (0.119 R)
• M14: 2,308,146 km (0.082 R)
• M15: 2,421,840 km (0.103 R)
• M16: 2,610,632 km (0.098 R)
• M17: 2,864,949 km (0.1 R)
• M18: 3,049,553 km (0.076 R)
• M19: 3,127,493 km (0.117 R)
• M20: 3,381,959 km (0.082 R)
• M21: 3,511,660 km (0.087 R)
• M22: 4,150,892 km (0.116 R)
• M23: 4,290,168 km (0.11 R)
• M24: 4,395,634 km (0.117 R)
• M25: 4,699,168 km (0.109 R)
• M26: 4,826,177 km (0.115 R)
• M27: 5,251,633 km (0.039 R)
• M28: 5,459,425 km (0.11 R)
• M29: 5,824,743 km (0.111 R)
• M30: 5,922,131 km (0.103 R)
• M31: 6,337,564 km (0.109 R)
• M32: 6,558,969 km (0.027 R)
• M33: 6,680,891 km (0.117 R)
• M34: 6,988,764 km (0.106 R)
• M35: 7,259,536 km (0.112 R)
• M36: 7,640,113 km (0.116 R)
• M37: 7,725,533 km (0.026 R)
• M38: 7,918,963 km (0.109 R)
• M39: 8,508,977 km (0.116 R)
• M40: 9,045,435 km (0.101 R)
• M41: 9,226,748 km (0.116 R)
• M42: 9,317,853 km (0.092 R)
• M43: 9,500,961 km (0.064 R)
• M44: 10,010,641 km (0.059 R)
• M45: 10,339,606 km (0.043 R)
• M46: 10,672,162 km (0.077 R)
• M47: 10,815,776 km (0.06 R)
• M48: 10,911,818 km (0.115 R)
• M49: 11,056,629 km (0.067 R)
• M50: 11,177,654 km (0.045 R)
• M51: 11,323,512 km (0.099 R)
• M52: 12,287,072 km (0.041 R)
• M53: 12,362,319 km (0.108 R)
• M54: 12,690,088 km (0.093 R)
• M55: 12,893,092 km (0.115 R)
• M56: 12,969,537 km (0.107 R)
• M57: 13,354,153 km (0.097 R)
• M58: 13,612,509 km (0.094 R)
• M59: 14,134,306 km (0.025 R)
• M60: 14,239,473 km (0.088 R)
• M61: 14,849,234 km (0.108 R)
• M62: 15,684,589 km (0.082 R)
• M63: 15,848,099 km (0.083 R)
• M64: 16,176,616 km (0.055 R)
• M65: 16,396,974 km (0.093 R)
• M66: 16,868,506 km (0.101 R)
• M67: 17,119,831 km (0.079 R)
• M68: 17,569,971 km (0.086 R)
• M69: 18,568,088 km (0.117 R)
• M70: 18,654,555 km (0.095 R)
• M71: 18,798,768 km (0.115 R)
• M72: 19,731,211 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.5

Radius: 15

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.33 AU - 3.39 AU

Year: 3400 Days

Day: 12.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 62,725,078 km

• M1: 208,839 km (0.108 R)
• M2: 311,313 km (0.034 R)
• M3: 407,355 km (0.097 R)
• M4: 545,883 km (0.095 R)
• M5: 640,578 km (0.09 R)
• M6: 764,894 km (0.071 R)
• M7: 874,699 km (0.087 R)
• M8: 1,007,691 km (0.109 R)
• M9: 1,212,042 km (0.12 R)
• M10: 1,315,115 km (0.038 R)
• M11: 1,510,490 km (0.101 R)
• M12: 1,663,828 km (0.035 R)
• M13: 1,898,547 km (0.099 R)
• M14: 2,271,494 km (0.078 R)
• M15: 2,401,195 km (0.106 R)
• M16: 2,631,127 km (0.061 R)
• M17: 2,843,257 km (0.052 R)
• M18: 3,009,460 km (0.082 R)
• M19: 3,178,955 km (0.041 R)
• M20: 3,418,910 km (0.12 R)
• M21: 3,527,667 km (0.099 R)
• M22: 3,678,911 km (0.094 R)
• M23: 4,189,488 km (0.088 R)
• M24: 4,423,908 km (0.104 R)
• M25: 4,602,378 km (0.111 R)
• M26: 4,905,613 km (0.088 R)
• M27: 5,075,108 km (0.108 R)
• M28: 5,483,660 km (0.086 R)
• M29: 5,579,402 km (0.073 R)
• M30: 5,756,676 km (0.067 R)
• M31: 6,050,635 km (0.099 R)
• M32: 6,433,456 km (0.082 R)
• M33: 6,568,543 km (0.111 R)
• M34: 6,738,786 km (0.116 R)
• M35: 6,841,559 km (0.045 R)
• M36: 7,736,753 km (0.114 R)
• M37: 7,898,618 km (0.086 R)
• M38: 8,007,226 km (0.096 R)
• M39: 8,134,534 km (0.05 R)
• M40: 8,483,246 km (0.119 R)
• M41: 8,687,597 km (0.036 R)
• M42: 8,780,946 km (0.099 R)
• M43: 9,157,783 km (0.039 R)
• M44: 9,405,667 km (0.101 R)
• M45: 9,986,256 km (0.104 R)
• M46: 10,300,711 km (0.12 R)
• M47: 10,518,675 km (0.105 R)
• M48: 10,738,434 km (0.057 R)
• M49: 10,838,665 km (0.117 R)
• M50: 10,939,344 km (0.097 R)
• M51: 11,243,178 km (0.111 R)
• M52: 11,385,894 km (0.104 R)
• M53: 11,488,219 km (0.076 R)
• M54: 12,067,013 km (0.055 R)
• M55: 12,825,325 km (0.057 R)
• M56: 13,102,829 km (0.103 R)
• M57: 13,555,512 km (0.099 R)
• M58: 13,772,878 km (0.087 R)
• M59: 14,343,593 km (0.109 R)
• M60: 14,542,858 km (0.11 R)
• M61: 14,787,750 km (0.05 R)
• M62: 15,123,896 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 996.8

Radius: 7.6

Gravity: 17.26 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 5.82 AU - 7.74 AU

Year: 12409 Days

Day: 19.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 62,725,078 km

• M1: 96,491 km (0.1 R)
• M2: 285,134 km (0.057 R)
• M3: 372,349 km (0.116 R)
• M4: 504,594 km (0.115 R)
• M5: 794,813 km (0.115 R)
• M6: 1,038,060 km (0.071 R)
• M7: 1,304,493 km (0.103 R)
• M8: 1,729,501 km (0.087 R)
• M9: 1,785,600 km (0.066 R)
• M10: 2,164,831 km (0.056 R)
• M11: 2,665,535 km (0.056 R)
• M12: 2,929,126 km (0.047 R)
• M13: 4,484,495 km (0.1 R)
• M14: 5,199,872 km (0.044 R)
• M15: 6,121,694 km (0.064 R)
• M16: 6,601,455 km (0.109 R)
• M17: 7,138,511 km (0.064 R)
• M18: 8,832,557 km (0.095 R)
• M19: 10,488,905 km (0.115 R)
• M20: 12,401,813 km (0.102 R)
• M21: 12,730,928 km (0.085 R)
• M22: 12,786,130 km (0.114 R)
• M23: 13,063,036 km (0.088 R)
• M24: 13,118,536 km (0.072 R)
• M25: 14,707,715 km (0.061 R)
• M26: 14,881,547 km (0.072 R)
• M27: 15,056,128 km (0.103 R)
• M28: 15,172,814 km (0.096 R)
• M29: 15,820,274 km (0.026 R)
• M30: 16,476,709 km (0.115 R)
• M31: 17,020,348 km (0.101 R)
• M32: 17,324,929 km (0.098 R)
• M33: 17,569,971 km (0.097 R)
• M34: 17,754,425 km (0.118 R)
• M35: 18,063,344 km (0.05 R)
• M36: 18,125,428 km (0.117 R)
• M37: 18,436,442 km (0.09 R)
• M38: 18,811,932 km (0.07 R)
• M39: 19,507,114 km (0.089 R)
• M40: 20,274,999 km (0.057 R)
• M41: 20,922,609 km (0.104 R)
• M42: 21,840,392 km (0.107 R)
• M43: 22,237,723 km (0.042 R)
• M44: 23,174,206 km (0.032 R)
• M45: 25,154,732 km (0.065 R)
• M46: 26,060,099 km (0.092 R)
• M47: 26,340,894 km (0.1 R)
• M48: 26,763,807 km (0.088 R)
• M49: 27,616,365 km (0.114 R)
• M50: 27,974,353 km (0.071 R)
• M51: 28,477,899 km (0.093 R)
• M52: 29,494,118 km (0.063 R)
• M53: 30,744,008 km (0.088 R)
• M54: 30,818,059 km (0.08 R)
• M55: 30,892,259 km (0.103 R)
• M56: 30,966,460 km (0.098 R)
• M57: 31,338,211 km (0.081 R)
• M58: 31,487,360 km (0.096 R)
• M59: 33,523,686 km (0.1 R)
• M60: 33,981,904 km (0.081 R)
• M61: 35,835,721 km (0.103 R)
• M62: 35,991,602 km (0.107 R)
• M63: 36,147,782 km (0.03 R)
• M64: 36,226,022 km (0.118 R)
• M65: 36,382,501 km (0.111 R)
• M66: 37,880,724 km (0.101 R)
• M67: 40,044,208 km (0.108 R)
• M68: 40,774,246 km (0.088 R)
• M69: 41,181,751 km (0.112 R)
• M70: 41,426,942 km (0.065 R)
• M71: 41,508,622 km (0.072 R)
• M72: 41,590,602 km (0.093 R)
• M73: 41,836,541 km (0.104 R)
• M74: 44,406,034 km (0.088 R)
• M75: 44,573,583 km (0.088 R)
• M76: 44,657,508 km (0.069 R)
• M77: 44,825,356 km (0.066 R)
• M78: 45,245,876 km (0.051 R)
• M79: 46,345,271 km (0.073 R)
• M80: 48,398,202 km (0.094 R)
• M81: 49,175,662 km (0.088 R)
• M82: 52,326,493 km (0.101 R)
• M83: 53,747,822 km (0.109 R)
• M84: 55,722,664 km (0.102 R)
• M85: 57,173,763 km (0.071 R)
• M86: 58,453,722 km (0.065 R)
• M87: 59,928,009 km (0.108 R)
• M88: 60,576,815 km (0.053 R)
• M89: 61,507,763 km (0.105 R)
• M90: 61,601,112 km (0.088 R)
• M91: 61,881,458 km (0.109 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 18,898 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit