🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.57 AU - 0.87 AU

Year: 234 Days

Day: 39.4 Hours

Environment

Temp: 117 °C

Axial Tilt: 42 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.96 AU - 1.02 AU

Year: 377 Days

Day: 17.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 108.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 77,100,315 km

• M1: 393,742 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.09 AU - 1.63 AU

Year: 607 Days

Day: 34.4 Hours

Environment

Temp: -50 °C

Axial Tilt: 167.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,100,315 km

• M1: 659,876 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.12 AU - 3.9 AU

Year: 2518 Days

Day: 40.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 56.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,100,315 km

• M1: 96,191 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.6

Radius: 14

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.05 AU - 4.71 AU

Year: 3510 Days

Day: 10.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 77,100,315 km

• M1: 221,554 km (0.088 R)
• M2: 378,632 km (0.087 R)
• M3: 570,865 km (0.073 R)
• M4: 667,954 km (0.098 R)
• M5: 841,338 km (0.074 R)
• M6: 1,086,978 km (0.09 R)
• M7: 1,332,468 km (0.105 R)
• M8: 1,558,062 km (0.105 R)
• M9: 1,769,294 km (0.119 R)
• M10: 1,906,475 km (0.049 R)
• M11: 2,075,820 km (0.066 R)
• M12: 2,220,930 km (0.08 R)
• M13: 2,430,068 km (0.098 R)
• M14: 2,583,406 km (0.108 R)
• M15: 2,884,097 km (0.117 R)
• M16: 2,997,792 km (0.076 R)
• M17: 3,129,587 km (0.056 R)
• M18: 3,297,287 km (0.076 R)
• M19: 3,450,624 km (0.071 R)
• M20: 3,554,296 km (0.064 R)
• M21: 3,889,545 km (0.12 R)
• M22: 3,997,554 km (0.088 R)
• M23: 4,143,263 km (0.064 R)
• M24: 4,383,666 km (0.102 R)
• M25: 4,724,450 km (0.108 R)
• M26: 4,839,940 km (0.063 R)
• M27: 5,073,911 km (0.1 R)
• M28: 5,431,749 km (0.08 R)
• M29: 5,756,975 km (0.042 R)
• M30: 6,088,633 km (0.081 R)
• M31: 6,235,688 km (0.1 R)
• M32: 6,533,388 km (0.033 R)
• M33: 6,662,491 km (0.103 R)
• M34: 6,944,932 km (0.102 R)
• M35: 7,634,727 km (0.117 R)
• M36: 7,748,123 km (0.094 R)
• M37: 8,068,412 km (0.11 R)
• M38: 8,533,511 km (0.073 R)
• M39: 8,722,154 km (0.075 R)
• M40: 10,657,502 km (0.118 R)
• M41: 11,168,079 km (0.075 R)
• M42: 11,712,765 km (0.115 R)
• M43: 11,975,160 km (0.12 R)
• M44: 12,532,711 km (0.081 R)
• M45: 12,936,027 km (0.071 R)
• M46: 13,728,148 km (0.081 R)
• M47: 14,959,937 km (0.041 R)
• M48: 15,502,678 km (0.077 R)
• M49: 15,617,868 km (0.119 R)
• M50: 16,022,979 km (0.074 R)
• M51: 16,314,396 km (0.063 R)
• M52: 17,140,026 km (0.082 R)
• M53: 17,708,050 km (0.042 R)
• M54: 17,798,257 km (0.117 R)
• M55: 18,009,489 km (0.102 R)
• M56: 18,191,101 km (0.103 R)
• M57: 18,312,575 km (0.114 R)
• M58: 18,923,981 km (0.077 R)
• M59: 20,041,328 km (0.085 R)
• M60: 20,229,671 km (0.103 R)
• M61: 20,544,874 km (0.112 R)
• M62: 20,893,437 km (0.12 R)
• M63: 21,180,067 km (0.12 R)
• M64: 21,468,042 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.4

Radius: 10.3

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.75 AU - 7.91 AU

Year: 6098 Days

Day: 10.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 77,100,315 km

• M1: 171,290 km (0.102 R)
• M2: 752,776 km (0.043 R)
• M3: 1,045,540 km (0.092 R)
• M4: 1,467,555 km (0.093 R)
• M5: 1,536,071 km (0.087 R)
• M6: 1,791,734 km (0.108 R)
• M7: 1,969,905 km (0.076 R)
• M8: 2,061,159 km (0.104 R)
• M9: 2,216,592 km (0.091 R)
• M10: 2,572,335 km (0.088 R)
• M11: 2,639,056 km (0.09 R)
• M12: 2,740,035 km (0.115 R)
• M13: 2,981,037 km (0.115 R)
• M14: 3,104,305 km (0.06 R)
• M15: 3,502,385 km (0.093 R)
• M16: 3,669,935 km (0.065 R)
• M17: 3,840,327 km (0.104 R)
• M18: 3,993,814 km (0.077 R)
• M19: 4,149,546 km (0.099 R)
• M20: 4,669,398 km (0.111 R)
• M21: 4,978,617 km (0.119 R)
• M22: 5,188,653 km (0.116 R)
• M23: 5,748,149 km (0.097 R)
• M24: 5,858,103 km (0.07 R)
• M25: 5,968,656 km (0.092 R)
• M26: 6,146,977 km (0.097 R)
• M27: 6,304,353 km (0.112 R)
• M28: 6,417,749 km (0.066 R)
• M29: 6,761,824 km (0.077 R)
• M30: 7,064,909 km (0.079 R)
• M31: 7,159,006 km (0.082 R)
• M32: 8,346,364 km (0.085 R)
• M33: 9,128,612 km (0.119 R)
• M34: 9,593,711 km (0.057 R)
• M35: 9,724,310 km (0.092 R)
• M36: 10,225,762 km (0.076 R)
• M37: 10,627,732 km (0.065 R)
• M38: 10,952,958 km (0.115 R)
• M39: 11,474,755 km (0.092 R)
• M40: 12,004,631 km (0.082 R)
• M41: 12,315,046 km (0.069 R)
• M42: 12,514,011 km (0.099 R)
• M43: 13,117,190 km (0.108 R)
• M44: 13,378,538 km (0.037 R)
• M45: 14,441,430 km (0.051 R)
• M46: 14,531,189 km (0.109 R)
• M47: 14,982,975 km (0.117 R)
• M48: 15,165,035 km (0.118 R)
• M49: 15,715,556 km (0.078 R)
• M50: 16,024,176 km (0.093 R)
• M51: 16,303,625 km (0.053 R)
• M52: 16,428,389 km (0.119 R)
• M53: 16,867,609 km (0.08 R)
• M54: 16,962,155 km (0.072 R)
• M55: 17,183,559 km (0.086 R)
• M56: 17,310,568 km (0.06 R)
• M57: 17,469,740 km (0.078 R)
• M58: 17,789,431 km (0.111 R)
• M59: 18,046,739 km (0.078 R)
• M60: 18,369,871 km (0.082 R)
• M61: 18,467,259 km (0.079 R)
• M62: 18,597,259 km (0.102 R)
• M63: 19,814,836 km (0.105 R)
• M64: 20,081,420 km (0.086 R)
• M65: 20,181,800 km (0.038 R)
• M66: 20,584,667 km (0.091 R)
• M67: 20,922,309 km (0.06 R)
• M68: 20,990,077 km (0.03 R)
• M69: 21,193,830 km (0.052 R)
• M70: 21,296,005 km (0.076 R)
• M71: 21,534,913 km (0.074 R)
• M72: 22,673,203 km (0.108 R)
• M73: 22,812,628 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 920.9

Radius: 5.6

Gravity: 29.37 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 12.39 AU - 13.39 AU

Year: 17719 Days

Day: 17.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 77,100,315 km

• M1: 105,616 km (0.108 R)
• M2: 171,439 km (0.117 R)
• M3: 322,234 km (0.07 R)
• M4: 1,235,678 km (0.096 R)
• M5: 1,322,744 km (0.067 R)
• M6: 1,441,974 km (0.119 R)
• M7: 1,723,367 km (0.116 R)
• M8: 1,820,905 km (0.066 R)
• M9: 2,229,307 km (0.091 R)
• M10: 2,407,778 km (0.086 R)
• M11: 2,443,980 km (0.061 R)
• M12: 3,367,747 km (0.117 R)
• M13: 4,123,815 km (0.048 R)
• M14: 4,167,348 km (0.083 R)
• M15: 5,116,098 km (0.081 R)
• M16: 5,638,793 km (0.076 R)
• M17: 6,631,823 km (0.09 R)
• M18: 7,253,253 km (0.107 R)
• M19: 7,305,911 km (0.064 R)
• M20: 7,358,719 km (0.075 R)
• M21: 7,947,387 km (0.109 R)
• M22: 8,830,314 km (0.07 R)
• M23: 9,112,605 km (0.111 R)
• M24: 9,570,524 km (0.088 R)
• M25: 10,508,353 km (0.112 R)
• M26: 10,627,732 km (0.049 R)
• M27: 10,747,410 km (0.097 R)
• M28: 10,988,263 km (0.12 R)
• M29: 11,048,850 km (0.114 R)
• M30: 12,094,090 km (0.063 R)
• M31: 12,156,473 km (0.089 R)
• M32: 12,219,004 km (0.107 R)
• M33: 12,407,498 km (0.084 R)
• M34: 12,660,019 km (0.086 R)
• M35: 12,914,485 km (0.117 R)
• M36: 13,428,204 km (0.096 R)
• M37: 13,687,607 km (0.038 R)
• M38: 15,549,053 km (0.101 R)
• M39: 15,889,837 km (0.088 R)
• M40: 16,095,385 km (0.085 R)
• M41: 16,164,050 km (0.049 R)
• M42: 17,277,058 km (0.1 R)
• M43: 17,417,830 km (0.059 R)
• M44: 17,771,629 km (0.115 R)
• M45: 17,842,688 km (0.034 R)
• M46: 18,270,986 km (0.091 R)
• M47: 19,064,902 km (0.082 R)
• M48: 20,017,541 km (0.062 R)
• M49: 20,313,895 km (0.106 R)
• M50: 20,536,945 km (0.106 R)
• M51: 20,686,244 km (0.099 R)
• M52: 21,740,759 km (0.101 R)
• M53: 25,888,360 km (0.095 R)
• M54: 27,023,659 km (0.078 R)
• M55: 30,440,923 km (0.073 R)
• M56: 30,696,286 km (0.114 R)
• M57: 30,952,398 km (0.07 R)
• M58: 32,416,662 km (0.044 R)
• M59: 32,677,411 km (0.072 R)
• M60: 32,851,543 km (0.094 R)
• M61: 32,938,758 km (0.108 R)
• M62: 33,463,847 km (0.068 R)
• M63: 34,344,829 km (0.1 R)
• M64: 34,699,376 km (0.069 R)
• M65: 35,055,269 km (0.094 R)
• M66: 35,144,280 km (0.12 R)
• M67: 35,233,590 km (0.068 R)
• M68: 36,309,946 km (0.094 R)
• M69: 38,403,120 km (0.098 R)
• M70: 38,586,976 km (0.037 R)
• M71: 38,678,978 km (0.097 R)
• M72: 39,882,044 km (0.074 R)
• M73: 40,161,493 km (0.085 R)
• M74: 41,097,377 km (0.085 R)
• M75: 42,040,592 km (0.11 R)
• M76: 45,688,985 km (0.105 R)
• M77: 46,469,886 km (0.04 R)
• M78: 47,847,084 km (0.115 R)
• M79: 51,247,144 km (0.106 R)
• M80: 51,753,683 km (0.043 R)
• M81: 52,465,619 km (0.065 R)
• M82: 55,969,351 km (0.095 R)
• M83: 56,177,890 km (0.026 R)
• M84: 57,014,292 km (0.099 R)
• M85: 57,433,914 km (0.082 R)
• M86: 58,911,193 km (0.078 R)
• M87: 59,335,452 km (0.113 R)
• M88: 61,472,308 km (0.101 R)
• M89: 64,178,683 km (0.097 R)
• M90: 69,370,627 km (0.076 R)
• M91: 70,605,109 km (0.116 R)
• M92: 70,717,756 km (0.043 R)
• M93: 70,830,403 km (0.096 R)
• M94: 71,620,579 km (0.043 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 372.4

Radius: 3.4

Gravity: 32.21 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 11.85 AU - 14.69 AU

Year: 18509 Days

Day: 23.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 77,100,315 km

• M1: 44,131 km (0.07 R)
• M2: 247,884 km (0.078 R)
• M3: 513,719 km (0.085 R)
• M4: 623,674 km (0.076 R)
• M5: 781,798 km (0.106 R)
• M6: 952,041 km (0.1 R)
• M7: 1,660,088 km (0.114 R)
• M8: 1,713,644 km (0.062 R)
• M9: 2,251,149 km (0.1 R)
• M10: 2,461,483 km (0.075 R)
• M11: 2,741,082 km (0.07 R)
• M12: 2,836,525 km (0.087 R)
• M13: 3,030,554 km (0.095 R)
• M14: 3,129,288 km (0.101 R)
• M15: 3,229,070 km (0.055 R)
• M16: 3,534,549 km (0.048 R)
• M17: 4,430,640 km (0.098 R)
• M18: 4,731,481 km (0.099 R)
• M19: 5,592,417 km (0.075 R)
• M20: 5,673,050 km (0.115 R)
• M21: 5,753,983 km (0.116 R)
• M22: 5,958,184 km (0.102 R)
• M23: 6,206,516 km (0.1 R)
• M24: 6,585,149 km (0.118 R)
• M25: 6,927,877 km (0.086 R)
• M26: 7,014,495 km (0.096 R)
• M27: 7,145,094 km (0.1 R)
• M28: 7,276,440 km (0.115 R)
• M29: 8,448,241 km (0.11 R)
• M30: 8,587,217 km (0.1 R)
• M31: 9,103,180 km (0.096 R)
• M32: 10,115,509 km (0.049 R)
• M33: 11,163,143 km (0.079 R)
• M34: 11,725,481 km (0.066 R)
• M35: 11,828,853 km (0.064 R)
• M36: 13,305,534 km (0.116 R)
• M37: 16,717,113 km (0.111 R)
• M38: 18,308,236 km (0.108 R)
• M39: 20,193,917 km (0.053 R)
• M40: 20,628,050 km (0.092 R)
• M41: 22,909,418 km (0.11 R)
• M42: 24,079,872 km (0.075 R)
• M43: 24,738,401 km (0.108 R)
• M44: 24,937,067 km (0.117 R)
• M45: 25,402,766 km (0.058 R)
• M46: 26,817,064 km (0.12 R)
• M47: 28,533,849 km (0.062 R)
• M48: 30,427,459 km (0.036 R)
• M49: 30,925,021 km (0.086 R)
• M50: 31,784,162 km (0.104 R)
• M51: 32,072,287 km (0.118 R)
• M52: 32,288,905 km (0.036 R)
• M53: 32,361,311 km (0.057 R)
• M54: 33,014,604 km (0.062 R)
• M55: 33,892,594 km (0.089 R)
• M56: 34,482,160 km (0.08 R)
• M57: 36,120,855 km (0.114 R)
• M58: 38,472,533 km (0.064 R)
• M59: 39,087,380 km (0.052 R)
• M60: 40,093,426 km (0.071 R)
• M61: 40,249,008 km (0.098 R)
• M62: 41,343,316 km (0.076 R)
• M63: 42,210,086 km (0.087 R)
• M64: 43,561,254 km (0.114 R)
• M65: 45,168,983 km (0.115 R)
• M66: 46,224,396 km (0.065 R)
• M67: 47,041,798 km (0.105 R)
• M68: 47,863,988 km (0.082 R)
• M69: 48,194,151 km (0.117 R)
• M70: 50,526,531 km (0.051 R)
• M71: 51,790,932 km (0.116 R)
• M72: 55,473,284 km (0.096 R)
• M73: 58,267,772 km (0.116 R)
• M74: 58,532,112 km (0.074 R)
• M75: 58,796,750 km (0.099 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.8

Radius: 3.9

Gravity: 39.04 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 14.84 AU - 14.86 AU

Year: 21911 Days

Day: 19.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (99)

Outer Limit: 77,100,315 km

• M1: 50,863 km (0.072 R)
• M2: 84,373 km (0.1 R)
• M3: 266,434 km (0.073 R)
• M4: 619,335 km (0.025 R)
• M5: 808,726 km (0.099 R)
• M6: 858,841 km (0.111 R)
• M7: 1,042,398 km (0.078 R)
• M8: 1,124,826 km (0.119 R)
• M9: 1,295,966 km (0.099 R)
• M10: 1,445,115 km (0.118 R)
• M11: 1,599,500 km (0.037 R)
• M12: 2,412,415 km (0.056 R)
• M13: 2,448,618 km (0.06 R)
• M14: 2,859,563 km (0.025 R)
• M15: 2,898,010 km (0.058 R)
• M16: 3,014,247 km (0.087 R)
• M17: 3,171,774 km (0.073 R)
• M18: 3,453,766 km (0.085 R)
• M19: 3,870,396 km (0.096 R)
• M20: 4,128,004 km (0.087 R)
• M21: 4,750,480 km (0.108 R)
• M22: 5,449,252 km (0.057 R)
• M23: 6,129,922 km (0.106 R)
• M24: 6,940,294 km (0.096 R)
• M25: 7,676,316 km (0.103 R)
• M26: 8,770,325 km (0.052 R)
• M27: 9,335,356 km (0.102 R)
• M28: 9,507,094 km (0.096 R)
• M29: 9,680,029 km (0.118 R)
• M30: 10,087,384 km (0.106 R)
• M31: 10,440,884 km (0.093 R)
• M32: 11,281,624 km (0.119 R)
• M33: 11,648,588 km (0.117 R)
• M34: 12,268,821 km (0.069 R)
• M35: 12,963,403 km (0.051 R)
• M36: 15,256,888 km (0.093 R)
• M37: 16,139,965 km (0.051 R)
• M38: 17,601,237 km (0.064 R)
• M39: 19,468,218 km (0.106 R)
• M40: 19,834,434 km (0.091 R)
• M41: 20,276,795 km (0.041 R)
• M42: 21,246,488 km (0.104 R)
• M43: 21,472,381 km (0.088 R)
• M44: 22,844,492 km (0.108 R)
• M45: 24,401,956 km (0.117 R)
• M46: 27,045,649 km (0.1 R)
• M47: 27,864,548 km (0.054 R)
• M48: 28,111,833 km (0.057 R)
• M49: 29,947,100 km (0.028 R)
• M50: 30,454,237 km (0.044 R)
• M51: 30,624,031 km (0.109 R)
• M52: 31,992,851 km (0.078 R)
• M53: 32,424,740 km (0.056 R)
• M54: 32,598,124 km (0.112 R)
• M55: 33,644,262 km (0.117 R)
• M56: 34,259,558 km (0.04 R)
• M57: 35,234,038 km (0.093 R)
• M58: 35,769,449 km (0.059 R)
• M59: 36,577,577 km (0.037 R)
• M60: 37,210,226 km (0.07 R)
• M61: 37,664,256 km (0.099 R)
• M62: 38,486,296 km (0.081 R)
• M63: 39,776,727 km (0.073 R)
• M64: 42,021,593 km (0.097 R)
• M65: 43,064,290 km (0.091 R)
• M66: 44,307,299 km (0.111 R)
• M67: 44,403,490 km (0.068 R)
• M68: 46,047,870 km (0.08 R)
• M69: 46,242,647 km (0.096 R)
• M70: 47,515,425 km (0.092 R)
• M71: 48,106,636 km (0.114 R)
• M72: 48,700,390 km (0.097 R)
• M73: 49,396,170 km (0.073 R)
• M74: 49,795,147 km (0.045 R)
• M75: 51,401,978 km (0.093 R)
• M76: 51,705,063 km (0.118 R)
• M77: 51,806,341 km (0.096 R)
• M78: 53,229,914 km (0.116 R)
• M79: 53,434,265 km (0.045 R)
• M80: 53,946,488 km (0.084 R)
• M81: 54,254,510 km (0.08 R)
• M82: 55,803,746 km (0.095 R)
• M83: 57,053,486 km (0.065 R)
• M84: 57,158,055 km (0.118 R)
• M85: 57,891,833 km (0.089 R)
• M86: 59,156,832 km (0.033 R)
• M87: 62,466,835 km (0.07 R)
• M88: 63,006,434 km (0.093 R)
• M89: 63,222,603 km (0.103 R)
• M90: 63,981,364 km (0.046 R)
• M91: 64,198,729 km (0.103 R)
• M92: 64,743,116 km (0.081 R)
• M93: 65,507,860 km (0.049 R)
• M94: 69,264,712 km (0.116 R)
• M95: 70,719,401 km (0.103 R)
• M96: 71,281,590 km (0.104 R)
• M97: 73,772,993 km (0.116 R)
• M98: 75,487,834 km (0.119 R)
• M99: 76,753,880 km (0.089 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 16,232 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit