🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.43 AU - 0.61 AU

Year: 131 Days

Day: 34.5 Hours

Environment

Temp: 197 °C

Axial Tilt: 16.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.72 AU - 0.9 AU

Year: 255 Days

Day: 27.5 Hours

Environment

Temp: 206 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.21 AU - 1.31 AU

Year: 495 Days

Day: 42 Hours

Environment

Temp: 22 °C

Axial Tilt: 42.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 60,587,074 km

• M1: 938,876 km (0.119 R)
• M2: 1,043,894 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 2.1 AU - 2.94 AU

Year: 1400 Days

Day: 43.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 171.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,587,074 km

• M1: 460,462 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.2

Radius: 10.6

Gravity: 8.01 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.43 AU - 6.01 AU

Year: 4786 Days

Day: 5.6 Hours

Environment

Temp: -139 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 60,587,074 km

• M1: 159,172 km (0.102 R)
• M2: 457,769 km (0.109 R)
• M3: 625,768 km (0.1 R)
• M4: 910,752 km (0.05 R)
• M5: 995,574 km (0.116 R)
• M6: 1,189,303 km (0.106 R)
• M7: 1,412,204 km (0.096 R)
• M8: 1,754,035 km (0.106 R)
• M9: 2,103,047 km (0.079 R)
• M10: 2,179,342 km (0.085 R)
• M11: 2,275,982 km (0.09 R)
• M12: 2,823,361 km (0.118 R)
• M13: 2,907,883 km (0.026 R)
• M14: 3,014,846 km (0.105 R)
• M15: 3,166,688 km (0.066 R)
• M16: 3,365,802 km (0.104 R)
• M17: 3,546,218 km (0.119 R)
• M18: 3,964,044 km (0.086 R)
• M19: 4,106,910 km (0.105 R)
• M20: 4,545,681 km (0.07 R)
• M21: 4,645,163 km (0.112 R)
• M22: 4,795,958 km (0.102 R)
• M23: 5,179,826 km (0.115 R)
• M24: 5,467,802 km (0.03 R)
• M25: 5,547,239 km (0.102 R)
• M26: 6,031,936 km (0.092 R)
• M27: 6,169,117 km (0.118 R)
• M28: 6,418,497 km (0.092 R)
• M29: 6,727,865 km (0.077 R)
• M30: 6,870,133 km (0.089 R)
• M31: 7,273,748 km (0.113 R)
• M32: 7,744,532 km (0.065 R)
• M33: 8,346,963 km (0.082 R)
• M34: 8,622,971 km (0.085 R)
• M35: 8,995,769 km (0.111 R)
• M36: 9,121,281 km (0.102 R)
• M37: 9,215,678 km (0.101 R)
• M38: 9,628,717 km (0.1 R)
• M39: 9,757,072 km (0.085 R)
• M40: 10,112,966 km (0.119 R)
• M41: 10,308,939 km (0.058 R)
• M42: 10,407,374 km (0.038 R)
• M43: 10,638,204 km (0.077 R)
• M44: 10,971,059 km (0.107 R)
• M45: 11,715,308 km (0.093 R)
• M46: 12,128,199 km (0.116 R)
• M47: 12,266,876 km (0.094 R)
• M48: 12,545,876 km (0.04 R)
• M49: 13,074,555 km (0.111 R)
• M50: 14,483,168 km (0.096 R)
• M51: 15,186,727 km (0.079 R)
• M52: 15,712,264 km (0.056 R)
• M53: 16,129,493 km (0.101 R)
• M54: 18,190,054 km (0.091 R)
• M55: 18,548,191 km (0.06 R)
• M56: 19,230,956 km (0.067 R)
• M57: 19,473,903 km (0.108 R)
• M58: 19,881,108 km (0.116 R)
• M59: 20,126,748 km (0.085 R)
• M60: 20,250,017 km (0.094 R)
• M61: 20,538,441 km (0.068 R)
• M62: 21,579,792 km (0.106 R)
• M63: 21,748,090 km (0.118 R)
• M64: 21,832,313 km (0.112 R)
• M65: 21,916,686 km (0.117 R)
• M66: 22,467,955 km (0.104 R)
• M67: 23,757,189 km (0.064 R)
• M68: 25,335,746 km (0.1 R)
• M69: 25,557,599 km (0.12 R)
• M70: 26,048,131 km (0.082 R)
• M71: 26,361,987 km (0.118 R)
• M72: 27,083,797 km (0.096 R)
• M73: 28,132,927 km (0.106 R)
• M74: 28,916,969 km (0.114 R)
• M75: 29,241,896 km (0.09 R)
• M76: 30,931,903 km (0.11 R)
• M77: 31,454,598 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.5

Radius: 10

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 9.44 AU - 9.94 AU

Year: 10553 Days

Day: 8.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 60,587,074 km

• M1: 249,230 km (0.057 R)
• M2: 372,050 km (0.079 R)
• M3: 625,618 km (0.096 R)
• M4: 1,103,284 km (0.08 R)
• M5: 1,347,428 km (0.12 R)
• M6: 1,564,195 km (0.084 R)
• M7: 1,863,241 km (0.084 R)
• M8: 2,230,803 km (0.093 R)
• M9: 2,647,882 km (0.08 R)
• M10: 2,810,645 km (0.047 R)
• M11: 2,921,048 km (0.063 R)
• M12: 3,061,072 km (0.084 R)
• M13: 3,260,934 km (0.043 R)
• M14: 3,886,253 km (0.117 R)
• M15: 4,451,434 km (0.074 R)
• M16: 4,678,374 km (0.104 R)
• M17: 4,776,810 km (0.069 R)
• M18: 5,109,814 km (0.06 R)
• M19: 5,450,449 km (0.078 R)
• M20: 5,833,569 km (0.104 R)
• M21: 6,117,955 km (0.115 R)
• M22: 6,297,921 km (0.104 R)
• M23: 6,370,326 km (0.073 R)
• M24: 6,479,533 km (0.043 R)
• M25: 6,700,040 km (0.114 R)
• M26: 8,192,129 km (0.061 R)
• M27: 8,631,049 km (0.059 R)
• M28: 9,573,516 km (0.07 R)
• M29: 10,035,624 km (0.12 R)
• M30: 10,462,277 km (0.119 R)
• M31: 10,591,380 km (0.085 R)
• M32: 10,764,464 km (0.083 R)
• M33: 12,682,758 km (0.106 R)
• M34: 12,866,464 km (0.11 R)
• M35: 13,516,766 km (0.109 R)
• M36: 14,608,082 km (0.083 R)
• M37: 15,286,210 km (0.034 R)
• M38: 15,481,734 km (0.094 R)
• M39: 17,534,516 km (0.068 R)
• M40: 18,932,508 km (0.116 R)
• M41: 19,618,265 km (0.109 R)
• M42: 20,151,282 km (0.117 R)
• M43: 20,258,544 km (0.058 R)
• M44: 21,014,162 km (0.082 R)
• M45: 21,779,056 km (0.089 R)
• M46: 21,944,212 km (0.103 R)
• M47: 22,386,424 km (0.094 R)
• M48: 22,664,377 km (0.091 R)
• M49: 22,943,526 km (0.118 R)
• M50: 23,055,425 km (0.052 R)
• M51: 23,844,105 km (0.071 R)
• M52: 25,101,476 km (0.074 R)
• M53: 25,448,094 km (0.061 R)
• M54: 26,614,957 km (0.087 R)
• M55: 26,850,424 km (0.068 R)
• M56: 27,620,404 km (0.061 R)
• M57: 27,858,863 km (0.076 R)
• M58: 28,277,738 km (0.027 R)
• M59: 28,638,418 km (0.099 R)
• M60: 29,425,153 km (0.087 R)
• M61: 30,096,399 km (0.119 R)
• M62: 30,218,919 km (0.069 R)
• M63: 30,526,044 km (0.094 R)
• M64: 31,391,767 km (0.097 R)
• M65: 31,890,077 km (0.043 R)
• M66: 32,328,249 km (0.061 R)
• M67: 33,020,738 km (0.052 R)
• M68: 34,228,442 km (0.115 R)
• M69: 34,356,348 km (0.104 R)
• M70: 34,420,376 km (0.103 R)
• M71: 34,484,553 km (0.104 R)
• M72: 34,677,086 km (0.116 R)
• M73: 35,904,387 km (0.076 R)
• M74: 36,034,537 km (0.043 R)
• M75: 37,541,137 km (0.083 R)
• M76: 37,607,110 km (0.102 R)
• M77: 38,069,965 km (0.051 R)
• M78: 39,402,882 km (0.1 R)
• M79: 40,209,963 km (0.042 R)
• M80: 40,615,523 km (0.084 R)
• M81: 41,703,698 km (0.052 R)
• M82: 42,251,375 km (0.029 R)
• M83: 42,939,376 km (0.07 R)
• M84: 43,769,794 km (0.086 R)
• M85: 44,535,735 km (0.074 R)
• M86: 44,675,459 km (0.092 R)
• M87: 44,815,333 km (0.094 R)
• M88: 45,587,258 km (0.108 R)
• M89: 46,222,152 km (0.081 R)
• M90: 47,571,973 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.7

Radius: 5.2

Gravity: 23.25 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 11.93 AU - 14.87 AU

Year: 17161 Days

Day: 24.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 60,587,074 km

• M1: 70,610 km (0.106 R)
• M2: 103,671 km (0.078 R)
• M3: 225,743 km (0.099 R)
• M4: 267,631 km (0.068 R)
• M5: 328,367 km (0.057 R)
• M6: 482,902 km (0.111 R)
• M7: 638,783 km (0.064 R)
• M8: 722,707 km (0.052 R)
• M9: 855,700 km (0.112 R)
• M10: 1,094,458 km (0.066 R)
• M11: 2,205,821 km (0.115 R)
• M12: 2,465,074 km (0.117 R)
• M13: 2,872,279 km (0.096 R)
• M14: 3,191,222 km (0.116 R)
• M15: 3,596,333 km (0.074 R)
• M16: 4,095,840 km (0.095 R)
• M17: 5,502,060 km (0.051 R)
• M18: 6,714,551 km (0.118 R)
• M19: 7,809,607 km (0.113 R)
• M20: 8,654,087 km (0.092 R)
• M21: 9,010,130 km (0.085 R)
• M22: 9,164,216 km (0.099 R)
• M23: 9,319,199 km (0.115 R)
• M24: 9,736,727 km (0.11 R)
• M25: 10,160,239 km (0.119 R)
• M26: 10,481,874 km (0.071 R)
• M27: 10,698,043 km (0.051 R)
• M28: 11,080,116 km (0.068 R)
• M29: 11,135,018 km (0.081 R)
• M30: 11,355,675 km (0.079 R)
• M31: 12,709,835 km (0.038 R)
• M32: 12,998,260 km (0.12 R)
• M33: 13,288,928 km (0.115 R)
• M34: 14,472,696 km (0.103 R)
• M35: 14,773,987 km (0.069 R)
• M36: 15,628,340 km (0.077 R)
• M37: 16,061,575 km (0.104 R)
• M38: 17,066,424 km (0.109 R)
• M39: 17,129,854 km (0.065 R)
• M40: 18,026,843 km (0.118 R)
• M41: 19,070,437 km (0.039 R)
• M42: 19,136,260 km (0.1 R)
• M43: 19,865,999 km (0.054 R)
• M44: 19,932,719 km (0.118 R)
• M45: 21,011,320 km (0.079 R)
• M46: 21,079,387 km (0.099 R)
• M47: 21,147,604 km (0.088 R)
• M48: 22,525,251 km (0.091 R)
• M49: 22,734,388 km (0.119 R)
• M50: 22,874,262 km (0.109 R)
• M51: 23,577,372 km (0.119 R)
• M52: 25,005,134 km (0.102 R)
• M53: 25,729,338 km (0.079 R)
• M54: 29,452,679 km (0.102 R)
• M55: 29,681,414 km (0.113 R)
• M56: 30,679,232 km (0.059 R)
• M57: 33,419,865 km (0.083 R)
• M58: 35,263,060 km (0.08 R)
• M59: 35,505,858 km (0.051 R)
• M60: 35,993,248 km (0.115 R)
• M61: 36,074,629 km (0.095 R)
• M62: 36,156,160 km (0.053 R)
• M63: 36,319,371 km (0.117 R)
• M64: 36,401,051 km (0.108 R)
• M65: 37,139,018 km (0.081 R)
• M66: 38,130,552 km (0.115 R)
• M67: 39,214,539 km (0.091 R)
• M68: 40,901,853 km (0.112 R)
• M69: 41,157,067 km (0.105 R)
• M70: 43,390,264 km (0.106 R)
• M71: 43,824,247 km (0.087 R)
• M72: 44,085,296 km (0.089 R)
• M73: 47,973,344 km (0.062 R)
• M74: 48,962,485 km (0.07 R)
• M75: 49,504,778 km (0.061 R)
• M76: 50,139,970 km (0.086 R)
• M77: 50,869,110 km (0.113 R)
• M78: 53,077,923 km (0.103 R)
• M79: 53,170,524 km (0.032 R)
• M80: 53,727,926 km (0.062 R)
• M81: 56,165,473 km (0.056 R)
• M82: 56,449,111 km (0.116 R)
• M83: 56,827,893 km (0.079 R)
• M84: 59,214,727 km (0.052 R)
• M85: 59,310,918 km (0.087 R)
• M86: 59,503,451 km (0.111 R)
• M87: 59,599,642 km (0.096 R)
• M88: 61,829,099 km (0.067 R)
• M89: 62,708,884 km (0.046 R)
• M90: 63,789,729 km (0.114 R)
• M91: 64,283,103 km (0.116 R)
• M92: 65,372,923 km (0.109 R)
• M93: 65,969,968 km (0.057 R)
• M94: 66,069,750 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.8

Radius: 6.8

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 13.33 AU - 14.91 AU

Year: 18562 Days

Day: 21.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 60,587,074 km

• M1: 86,767 km (0.111 R)
• M2: 137,480 km (0.084 R)
• M3: 828,024 km (0.105 R)
• M4: 1,027,438 km (0.031 R)
• M5: 1,101,489 km (0.104 R)
• M6: 1,402,330 km (0.082 R)
• M7: 1,540,858 km (0.099 R)
• M8: 1,655,151 km (0.076 R)
• M9: 2,029,894 km (0.119 R)
• M10: 2,108,133 km (0.082 R)
• M11: 2,480,333 km (0.112 R)
• M12: 2,785,961 km (0.087 R)
• M13: 3,488,772 km (0.095 R)
• M14: 3,563,870 km (0.077 R)
• M15: 3,792,306 km (0.084 R)
• M16: 3,986,484 km (0.083 R)
• M17: 4,962,760 km (0.089 R)
• M18: 5,830,128 km (0.066 R)
• M19: 6,978,890 km (0.083 R)
• M20: 7,145,243 km (0.112 R)
• M21: 7,481,838 km (0.113 R)
• M22: 7,603,312 km (0.089 R)
• M23: 7,652,081 km (0.062 R)
• M24: 7,971,622 km (0.108 R)
• M25: 8,120,472 km (0.057 R)
• M26: 8,195,420 km (0.027 R)
• M27: 9,397,439 km (0.119 R)
• M28: 9,607,474 km (0.034 R)
• M29: 10,247,005 km (0.083 R)
• M30: 10,436,097 km (0.117 R)
• M31: 10,817,721 km (0.091 R)
• M32: 10,927,676 km (0.034 R)
• M33: 11,037,929 km (0.073 R)
• M34: 11,398,759 km (0.113 R)
• M35: 11,622,857 km (0.096 R)
• M36: 13,143,519 km (0.087 R)
• M37: 13,260,804 km (0.097 R)
• M38: 13,852,613 km (0.104 R)
• M39: 14,513,387 km (0.091 R)
• M40: 15,461,838 km (0.028 R)
• M41: 15,772,104 km (0.102 R)
• M42: 16,683,304 km (0.078 R)
• M43: 17,225,447 km (0.085 R)
• M44: 17,579,246 km (0.082 R)
• M45: 18,065,588 km (0.101 R)
• M46: 18,787,099 km (0.035 R)
• M47: 18,952,255 km (0.063 R)
• M48: 19,084,799 km (0.1 R)
• M49: 19,651,625 km (0.072 R)
• M50: 19,718,645 km (0.068 R)
• M51: 19,920,303 km (0.095 R)
• M52: 20,088,900 km (0.12 R)
• M53: 20,801,883 km (0.047 R)
• M54: 21,626,766 km (0.088 R)
• M55: 22,602,742 km (0.112 R)
• M56: 23,878,513 km (0.111 R)
• M57: 23,950,021 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 154.8

Radius: 3.7

Gravity: 11.31 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 18.33 AU - 20.47 AU

Year: 29894 Days

Day: 21 Hours

Environment

Temp: -194 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 60,587,074 km

• M1: 74,201 km (0.096 R)
• M2: 243,545 km (0.116 R)
• M3: 329,714 km (0.107 R)
• M4: 425,606 km (0.107 R)
• M5: 763,847 km (0.05 R)
• M6: 1,119,590 km (0.114 R)
• M7: 1,240,166 km (0.084 R)
• M8: 1,680,582 km (0.101 R)
• M9: 1,707,959 km (0.114 R)
• M10: 2,194,750 km (0.092 R)
• M11: 2,468,814 km (0.089 R)
• M12: 2,500,080 km (0.098 R)
• M13: 2,721,634 km (0.06 R)
• M14: 3,048,954 km (0.089 R)
• M15: 3,082,464 km (0.063 R)
• M16: 3,492,961 km (0.067 R)
• M17: 4,364,667 km (0.041 R)
• M18: 4,440,214 km (0.088 R)
• M19: 4,592,505 km (0.052 R)
• M20: 4,785,486 km (0.11 R)
• M21: 5,179,228 km (0.099 R)
• M22: 6,039,416 km (0.089 R)
• M23: 6,378,554 km (0.103 R)
• M24: 6,855,023 km (0.075 R)
• M25: 7,613,634 km (0.095 R)
• M26: 8,211,577 km (0.119 R)
• M27: 9,647,716 km (0.079 R)
• M28: 10,394,509 km (0.064 R)
• M29: 11,889,889 km (0.096 R)
• M30: 12,154,528 km (0.099 R)
• M31: 12,528,074 km (0.118 R)
• M32: 12,905,509 km (0.114 R)
• M33: 13,014,117 km (0.117 R)
• M34: 13,232,081 km (0.09 R)
• M35: 13,782,153 km (0.063 R)
• M36: 13,948,655 km (0.102 R)
• M37: 14,791,041 km (0.032 R)
• M38: 15,592,137 km (0.096 R)
• M39: 15,707,776 km (0.045 R)
• M40: 16,879,128 km (0.084 R)
• M41: 18,017,717 km (0.066 R)
• M42: 18,321,550 km (0.09 R)
• M43: 18,749,550 km (0.074 R)
• M44: 19,180,990 km (0.101 R)
• M45: 20,431,329 km (0.103 R)
• M46: 20,621,169 km (0.064 R)
• M47: 21,707,848 km (0.106 R)
• M48: 21,966,203 km (0.047 R)
• M49: 22,355,756 km (0.113 R)
• M50: 22,616,655 km (0.115 R)
• M51: 25,688,946 km (0.093 R)
• M52: 25,757,163 km (0.094 R)
• M53: 26,649,664 km (0.099 R)
• M54: 28,112,581 km (0.085 R)
• M55: 28,323,814 km (0.064 R)
• M56: 28,464,735 km (0.114 R)
• M57: 29,244,589 km (0.092 R)
• M58: 29,458,514 km (0.096 R)
• M59: 30,680,429 km (0.04 R)
• M60: 31,772,344 km (0.105 R)
• M61: 34,820,999 km (0.097 R)
• M62: 35,883,144 km (0.109 R)
• M63: 36,955,910 km (0.109 R)
• M64: 37,187,188 km (0.117 R)
• M65: 37,651,091 km (0.113 R)
• M66: 38,194,880 km (0.082 R)
• M67: 38,272,670 km (0.055 R)
• M68: 39,054,469 km (0.036 R)
• M69: 40,157,604 km (0.096 R)
• M70: 40,236,890 km (0.092 R)
• M71: 40,713,061 km (0.095 R)
• M72: 41,111,440 km (0.082 R)
• M73: 41,992,272 km (0.069 R)
• M74: 42,960,170 km (0.107 R)
• M75: 43,203,267 km (0.115 R)
• M76: 44,098,760 km (0.043 R)
• M77: 46,821,441 km (0.108 R)
• M78: 47,238,819 km (0.087 R)
• M79: 48,582,208 km (0.107 R)
• M80: 51,564,740 km (0.068 R)
• M81: 51,650,759 km (0.107 R)
• M82: 51,823,096 km (0.099 R)
• M83: 54,430,437 km (0.118 R)
• M84: 54,869,208 km (0.081 R)
• M85: 55,044,985 km (0.076 R)
• M86: 55,220,912 km (0.11 R)
• M87: 55,838,452 km (0.106 R)
• M88: 57,347,446 km (0.077 R)
• M89: 57,704,536 km (0.048 R)
• M90: 59,500,608 km (0.104 R)
• M91: 60,133,557 km (0.114 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 404 - 18,473 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit