🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.68 AU - 2.56 AU

Year: 1163 Days

Day: 22.6 Hours

Environment

Temp: -86 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.3

Radius: 13.2

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.49 AU - 5.91 AU

Year: 4467 Days

Day: 12 Hours

Environment

Temp: -137 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 94,651,584 km

• M1: 168,298 km (0.054 R)
• M2: 338,839 km (0.1 R)
• M3: 425,008 km (0.117 R)
• M4: 570,417 km (0.115 R)
• M5: 842,086 km (0.114 R)
• M6: 945,459 km (0.111 R)
• M7: 1,053,618 km (0.119 R)
• M8: 1,273,377 km (0.046 R)
• M9: 1,404,574 km (0.095 R)
• M10: 1,487,751 km (0.049 R)
• M11: 1,681,181 km (0.089 R)
• M12: 1,999,226 km (0.087 R)
• M13: 2,141,494 km (0.078 R)
• M14: 2,461,783 km (0.119 R)
• M15: 2,666,732 km (0.109 R)
• M16: 2,904,143 km (0.092 R)
• M17: 2,998,390 km (0.043 R)
• M18: 3,485,331 km (0.078 R)
• M19: 3,657,967 km (0.073 R)
• M20: 3,789,464 km (0.101 R)
• M21: 3,878,026 km (0.114 R)
• M22: 4,132,791 km (0.114 R)
• M23: 4,392,941 km (0.107 R)
• M24: 4,690,342 km (0.071 R)
• M25: 4,849,514 km (0.087 R)
• M26: 4,962,012 km (0.098 R)
• M27: 5,437,434 km (0.088 R)
• M28: 5,621,738 km (0.104 R)
• M29: 5,791,083 km (0.074 R)
• M30: 5,876,354 km (0.111 R)
• M31: 5,979,277 km (0.069 R)
• M32: 6,204,422 km (0.094 R)
• M33: 6,538,474 km (0.034 R)
• M34: 6,680,891 km (0.114 R)
• M35: 6,860,409 km (0.092 R)
• M36: 6,950,766 km (0.066 R)
• M37: 7,519,986 km (0.091 R)
• M38: 7,895,177 km (0.077 R)
• M39: 8,104,165 km (0.103 R)
• M40: 8,469,633 km (0.107 R)
• M41: 8,801,142 km (0.086 R)
• M42: 9,196,679 km (0.102 R)
• M43: 9,296,460 km (0.064 R)
• M44: 9,699,328 km (0.114 R)
• M45: 9,902,930 km (0.088 R)
• M46: 10,108,029 km (0.104 R)
• M47: 10,210,952 km (0.048 R)
• M48: 10,564,003 km (0.078 R)
• M49: 10,731,553 km (0.101 R)
• M50: 10,963,280 km (0.103 R)
• M51: 11,474,755 km (0.113 R)
• M52: 12,499,052 km (0.116 R)
• M53: 12,654,035 km (0.115 R)
• M54: 12,832,057 km (0.069 R)
• M55: 13,055,705 km (0.108 R)
• M56: 13,213,082 km (0.056 R)
• M57: 13,917,539 km (0.048 R)
• M58: 14,193,547 km (0.088 R)
• M59: 14,309,036 km (0.096 R)
• M60: 14,587,588 km (0.079 R)
• M61: 14,727,611 km (0.097 R)
• M62: 15,150,076 km (0.115 R)
• M63: 15,339,167 km (0.108 R)
• M64: 15,719,744 km (0.072 R)
• M65: 16,224,039 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 11.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.8

Radius: 13

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 10.35 AU - 13.33 AU

Year: 15348 Days

Day: 13.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 94,651,584 km

• M1: 674,088 km (0.102 R)
• M2: 756,965 km (0.104 R)
• M3: 958,324 km (0.103 R)
• M4: 1,203,664 km (0.115 R)
• M5: 1,442,572 km (0.051 R)
• M6: 1,525,898 km (0.105 R)
• M7: 2,283,611 km (0.097 R)
• M8: 2,650,725 km (0.105 R)
• M9: 3,707,334 km (0.065 R)
• M10: 4,671,493 km (0.11 R)
• M11: 4,924,313 km (0.072 R)
• M12: 5,009,584 km (0.111 R)
• M13: 5,355,903 km (0.094 R)
• M14: 5,443,567 km (0.111 R)
• M15: 5,754,731 km (0.055 R)
• M16: 6,960,789 km (0.119 R)
• M17: 7,642,058 km (0.113 R)
• M18: 7,840,724 km (0.079 R)
• M19: 7,940,655 km (0.046 R)
• M20: 8,859,186 km (0.093 R)
• M21: 9,068,025 km (0.087 R)
• M22: 9,278,359 km (0.054 R)
• M23: 10,574,475 km (0.086 R)
• M24: 13,154,290 km (0.092 R)
• M25: 13,813,419 km (0.096 R)
• M26: 14,177,390 km (0.118 R)
• M27: 14,852,974 km (0.034 R)
• M28: 15,039,074 km (0.043 R)
• M29: 15,602,011 km (0.08 R)
• M30: 16,555,697 km (0.075 R)
• M31: 17,856,451 km (0.115 R)
• M32: 18,853,520 km (0.091 R)
• M33: 20,486,232 km (0.101 R)
• M34: 20,624,310 km (0.093 R)
• M35: 21,740,311 km (0.115 R)
• M36: 21,951,692 km (0.102 R)
• M37: 23,450,813 km (0.106 R)
• M38: 24,103,508 km (0.104 R)
• M39: 25,872,802 km (0.113 R)
• M40: 26,471,942 km (0.069 R)
• M41: 27,075,569 km (0.109 R)
• M42: 28,296,587 km (0.115 R)
• M43: 29,301,735 km (0.08 R)
• M44: 30,950,303 km (0.093 R)
• M45: 31,506,359 km (0.098 R)
• M46: 31,665,980 km (0.113 R)
• M47: 34,582,839 km (0.056 R)
• M48: 34,829,825 km (0.06 R)
• M49: 35,325,443 km (0.08 R)
• M50: 35,574,224 km (0.098 R)
• M51: 37,584,670 km (0.078 R)
• M52: 38,263,096 km (0.108 R)
• M53: 39,631,917 km (0.08 R)
• M54: 40,755,846 km (0.093 R)
• M55: 41,365,457 km (0.094 R)
• M56: 41,890,246 km (0.11 R)
• M57: 42,593,506 km (0.09 R)
• M58: 43,300,804 km (0.073 R)
• M59: 44,458,243 km (0.079 R)
• M60: 44,637,162 km (0.107 R)
• M61: 44,816,381 km (0.108 R)
• M62: 45,265,473 km (0.073 R)
• M63: 45,535,647 km (0.115 R)
• M64: 45,625,855 km (0.104 R)
• M65: 46,349,459 km (0.094 R)
• M66: 46,440,116 km (0.112 R)
• M67: 49,003,924 km (0.081 R)
• M68: 49,188,827 km (0.105 R)
• M69: 49,559,381 km (0.066 R)
• M70: 49,652,132 km (0.112 R)
• M71: 49,837,783 km (0.041 R)
• M72: 50,209,982 km (0.073 R)
• M73: 51,425,614 km (0.098 R)
• M74: 52,178,541 km (0.075 R)
• M75: 52,556,425 km (0.083 R)
• M76: 54,650,795 km (0.111 R)
• M77: 55,708,302 km (0.115 R)
• M78: 56,191,055 km (0.071 R)
• M79: 56,675,303 km (0.099 R)
• M80: 57,355,674 km (0.115 R)
• M81: 57,550,600 km (0.043 R)
• M82: 57,843,213 km (0.105 R)
• M83: 58,920,767 km (0.066 R)
• M84: 59,807,284 km (0.095 R)
• M85: 60,103,787 km (0.091 R)
• M86: 61,294,736 km (0.1 R)
• M87: 63,095,595 km (0.099 R)
• M88: 64,103,585 km (0.09 R)
• M89: 67,467,742 km (0.085 R)
• M90: 68,291,877 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 835.7

Radius: 4.6

Gravity: 39.49 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 13.08 AU - 15.76 AU

Year: 20629 Days

Day: 19.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 119.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 94,651,584 km

• M1: 274,362 km (0.115 R)
• M2: 796,758 km (0.051 R)
• M3: 1,069,176 km (0.074 R)
• M4: 1,368,671 km (0.101 R)
• M5: 1,527,993 km (0.064 R)
• M6: 1,760,767 km (0.079 R)
• M7: 2,562,911 km (0.053 R)
• M8: 2,719,540 km (0.119 R)
• M9: 3,635,079 km (0.073 R)
• M10: 4,217,014 km (0.046 R)
• M11: 4,542,390 km (0.06 R)
• M12: 4,827,523 km (0.062 R)
• M13: 6,764,217 km (0.067 R)
• M14: 7,420,054 km (0.101 R)
• M15: 7,643,254 km (0.117 R)
• M16: 7,699,354 km (0.047 R)
• M17: 7,868,549 km (0.093 R)
• M18: 8,325,720 km (0.07 R)
• M19: 8,791,418 km (0.111 R)
• M20: 8,968,392 km (0.117 R)
• M21: 9,748,096 km (0.106 R)
• M22: 10,300,711 km (0.028 R)
• M23: 10,863,349 km (0.119 R)
• M24: 11,180,197 km (0.088 R)
• M25: 11,243,926 km (0.053 R)
• M26: 11,435,860 km (0.097 R)
• M27: 11,628,990 km (0.082 R)
• M28: 11,953,019 km (0.07 R)
• M29: 12,214,517 km (0.056 R)
• M30: 12,477,809 km (0.096 R)
• M31: 13,549,827 km (0.116 R)
• M32: 14,027,942 km (0.06 R)
• M33: 14,303,651 km (0.103 R)
• M34: 14,372,915 km (0.091 R)
• M35: 15,995,304 km (0.047 R)
• M36: 18,196,935 km (0.117 R)
• M37: 18,346,982 km (0.068 R)
• M38: 20,257,945 km (0.105 R)
• M39: 21,276,408 km (0.103 R)
• M40: 21,991,037 km (0.114 R)
• M41: 23,362,550 km (0.074 R)
• M42: 23,444,081 km (0.114 R)
• M43: 23,853,231 km (0.081 R)
• M44: 25,513,019 km (0.116 R)
• M45: 25,596,944 km (0.098 R)
• M46: 25,849,465 km (0.092 R)
• M47: 27,209,758 km (0.093 R)
• M48: 27,381,347 km (0.12 R)
• M49: 27,812,189 km (0.118 R)
• M50: 28,332,042 km (0.102 R)
• M51: 29,910,748 km (0.06 R)
• M52: 31,517,878 km (0.098 R)
• M53: 34,165,311 km (0.12 R)
• M54: 34,536,015 km (0.079 R)
• M55: 35,001,414 km (0.071 R)
• M56: 36,220,786 km (0.094 R)
• M57: 37,263,483 km (0.095 R)
• M58: 38,797,609 km (0.117 R)
• M59: 42,921,873 km (0.104 R)
• M60: 44,731,409 km (0.033 R)
• M61: 44,832,687 km (0.032 R)
• M62: 45,238,546 km (0.101 R)
• M63: 46,360,829 km (0.032 R)
• M64: 46,668,402 km (0.111 R)
• M65: 47,182,720 km (0.102 R)
• M66: 47,492,238 km (0.057 R)
• M67: 48,632,622 km (0.047 R)
• M68: 50,412,986 km (0.052 R)
• M69: 52,641,396 km (0.099 R)
• M70: 53,069,396 km (0.025 R)
• M71: 53,391,181 km (0.078 R)
• M72: 55,553,319 km (0.1 R)
• M73: 57,193,510 km (0.036 R)
• M74: 60,409,415 km (0.073 R)
• M75: 60,857,461 km (0.085 R)
• M76: 61,306,853 km (0.11 R)
• M77: 62,095,683 km (0.079 R)
• M78: 62,661,163 km (0.099 R)
• M79: 64,825,694 km (0.088 R)
• M80: 66,436,265 km (0.102 R)
• M81: 66,551,754 km (0.069 R)
• M82: 66,667,393 km (0.097 R)
• M83: 67,130,548 km (0.095 R)
• M84: 69,462,031 km (0.074 R)
• M85: 69,579,316 km (0.083 R)
• M86: 71,819,993 km (0.098 R)
• M87: 74,323,813 km (0.1 R)
• M88: 75,888,157 km (0.1 R)
• M89: 76,613,857 km (0.06 R)
• M90: 77,584,896 km (0.073 R)
• M91: 78,315,981 km (0.117 R)
• M92: 79,171,681 km (0.059 R)
• M93: 80,276,461 km (0.085 R)
• M94: 82,129,081 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 78.3

Radius: 4

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 12.22 AU - 19.16 AU

Year: 23413 Days

Day: 20 Hours

Environment

Temp: -194 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 94,651,584 km

• M1: 60,138 km (0.112 R)
• M2: 148,700 km (0.102 R)
• M3: 192,682 km (0.118 R)
• M4: 252,072 km (0.1 R)
• M5: 318,045 km (0.09 R)
• M6: 521,648 km (0.108 R)
• M7: 592,707 km (0.112 R)
• M8: 622,028 km (0.119 R)
• M9: 712,983 km (0.058 R)
• M10: 994,227 km (0.056 R)
• M11: 1,174,343 km (0.109 R)
• M12: 1,306,588 km (0.095 R)
• M13: 1,384,229 km (0.085 R)
• M14: 1,523,954 km (0.054 R)
• M15: 2,149,871 km (0.118 R)
• M16: 2,721,036 km (0.095 R)
• M17: 3,389,140 km (0.102 R)
• M18: 3,442,546 km (0.116 R)
• M19: 4,451,285 km (0.113 R)
• M20: 4,480,456 km (0.113 R)
• M21: 4,716,821 km (0.105 R)
• M22: 4,836,350 km (0.079 R)
• M23: 5,201,368 km (0.112 R)
• M24: 5,893,408 km (0.111 R)
• M25: 6,086,988 km (0.069 R)
• M26: 6,282,811 km (0.119 R)
• M27: 6,781,421 km (0.105 R)
• M28: 7,052,343 km (0.083 R)
• M29: 7,120,709 km (0.102 R)
• M30: 7,710,274 km (0.066 R)
• M31: 7,815,890 km (0.09 R)
• M32: 7,851,195 km (0.041 R)
• M33: 9,158,082 km (0.117 R)
• M34: 9,532,825 km (0.115 R)
• M35: 9,646,220 km (0.103 R)
• M36: 10,065,992 km (0.078 R)
• M37: 10,452,702 km (0.085 R)
• M38: 10,804,856 km (0.119 R)
• M39: 11,965,885 km (0.104 R)
• M40: 12,293,055 km (0.054 R)
• M41: 12,499,052 km (0.082 R)
• M42: 12,581,779 km (0.063 R)
• M43: 13,081,885 km (0.1 R)
• M44: 13,588,573 km (0.112 R)
• M45: 13,887,021 km (0.053 R)
• M46: 13,929,806 km (0.096 R)
• M47: 14,317,115 km (0.102 R)
• M48: 14,447,115 km (0.086 R)
• M49: 14,708,014 km (0.093 R)
• M50: 14,751,696 km (0.047 R)
• M51: 14,970,558 km (0.079 R)
• M52: 15,014,540 km (0.116 R)
• M53: 15,102,354 km (0.117 R)
• M54: 15,367,292 km (0.053 R)
• M55: 15,722,736 km (0.038 R)
• M56: 15,901,506 km (0.101 R)
• M57: 16,081,023 km (0.12 R)
• M58: 16,988,334 km (0.101 R)
• M59: 18,098,799 km (0.032 R)
• M60: 19,042,014 km (0.045 R)
• M61: 19,567,551 km (0.034 R)
• M62: 20,097,876 km (0.107 R)
• M63: 20,291,904 km (0.081 R)
• M64: 20,486,531 km (0.112 R)
• M65: 20,632,987 km (0.108 R)
• M66: 21,667,307 km (0.102 R)
• M67: 21,866,272 km (0.032 R)
• M68: 22,366,228 km (0.099 R)
• M69: 22,617,702 km (0.096 R)
• M70: 23,581,561 km (0.11 R)
• M71: 25,549,072 km (0.044 R)
• M72: 26,128,315 km (0.075 R)
• M73: 26,658,789 km (0.119 R)
• M74: 26,765,303 km (0.057 R)
• M75: 28,054,388 km (0.105 R)
• M76: 28,434,217 km (0.072 R)
• M77: 28,870,295 km (0.117 R)
• M78: 30,358,494 km (0.073 R)
• M79: 30,636,746 km (0.084 R)
• M80: 31,984,474 km (0.11 R)
• M81: 32,154,267 km (0.1 R)
• M82: 32,551,599 km (0.05 R)
• M83: 32,722,440 km (0.097 R)
• M84: 33,236,608 km (0.048 R)
• M85: 33,293,904 km (0.061 R)
• M86: 33,638,428 km (0.069 R)
• M87: 33,811,213 km (0.071 R)
• M88: 34,911,655 km (0.059 R)
• M89: 35,261,714 km (0.102 R)
• M90: 35,965,123 km (0.071 R)
• M91: 36,554,838 km (0.114 R)
• M92: 38,283,142 km (0.119 R)
• M93: 39,429,810 km (0.067 R)
• M94: 39,854,967 km (0.088 R)
• M95: 40,098,812 km (0.032 R)
• M96: 40,159,698 km (0.112 R)
• M97: 40,832,888 km (0.1 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 707.9

Radius: 4.5

Gravity: 34.96 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 17.19 AU - 17.57 AU

Year: 27296 Days

Day: 18 Hours

Environment

Temp: -209 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 94,651,584 km

• M1: 58,942 km (0.045 R)
• M2: 407,654 km (0.104 R)
• M3: 523,144 km (0.072 R)
• M4: 623,075 km (0.057 R)
• M5: 1,770,491 km (0.111 R)
• M6: 2,156,453 km (0.061 R)
• M7: 2,400,148 km (0.114 R)
• M8: 3,939,211 km (0.076 R)
• M9: 5,064,337 km (0.115 R)
• M10: 5,717,182 km (0.114 R)
• M11: 6,981,134 km (0.084 R)
• M12: 7,644,152 km (0.1 R)
• M13: 9,094,354 km (0.088 R)
• M14: 10,695,051 km (0.081 R)
• M15: 11,108,689 km (0.088 R)
• M16: 11,668,185 km (0.12 R)
• M17: 11,880,464 km (0.102 R)
• M18: 11,951,374 km (0.092 R)
• M19: 12,165,299 km (0.112 R)
• M20: 12,452,527 km (0.077 R)
• M21: 12,524,633 km (0.03 R)
• M22: 16,383,211 km (0.036 R)
• M23: 17,501,604 km (0.091 R)
• M24: 18,315,567 km (0.066 R)
• M25: 18,892,565 km (0.03 R)
• M26: 19,643,248 km (0.101 R)
• M27: 19,727,172 km (0.092 R)
• M28: 20,915,727 km (0.105 R)
• M29: 21,173,484 km (0.067 R)
• M30: 21,259,653 km (0.108 R)
• M31: 21,778,907 km (0.106 R)
• M32: 21,952,889 km (0.12 R)
• M33: 23,361,503 km (0.026 R)
• M34: 24,708,482 km (0.038 R)
• M35: 25,712,134 km (0.071 R)
• M36: 28,042,270 km (0.071 R)
• M37: 28,706,635 km (0.106 R)
• M38: 29,280,342 km (0.102 R)
• M39: 30,633,455 km (0.042 R)
• M40: 34,104,425 km (0.109 R)
• M41: 34,711,792 km (0.095 R)
• M42: 34,813,369 km (0.052 R)
• M43: 35,016,822 km (0.108 R)
• M44: 36,040,072 km (0.072 R)
• M45: 36,762,031 km (0.092 R)
• M46: 38,011,024 km (0.099 R)
• M47: 38,640,681 km (0.116 R)
• M48: 40,123,196 km (0.095 R)
• M49: 42,707,799 km (0.107 R)
• M50: 44,350,234 km (0.08 R)
• M51: 45,345,508 km (0.06 R)
• M52: 45,790,263 km (0.081 R)
• M53: 45,901,713 km (0.093 R)
• M54: 46,236,513 km (0.115 R)
• M55: 46,684,110 km (0.089 R)
• M56: 47,696,439 km (0.083 R)
• M57: 50,431,387 km (0.089 R)
• M58: 50,546,428 km (0.085 R)
• M59: 52,982,779 km (0.076 R)
• M60: 53,099,764 km (0.078 R)
• M61: 54,274,107 km (0.112 R)
• M62: 55,101,234 km (0.092 R)
• M63: 58,330,454 km (0.104 R)
• M64: 58,693,079 km (0.075 R)
• M65: 59,177,626 km (0.106 R)
• M66: 59,907,066 km (0.041 R)
• M67: 61,620,560 km (0.08 R)
• M68: 62,113,036 km (0.059 R)
• M69: 63,474,227 km (0.086 R)
• M70: 66,604,114 km (0.06 R)
• M71: 68,378,644 km (0.05 R)
• M72: 69,143,986 km (0.085 R)
• M73: 70,297,087 km (0.105 R)
• M74: 71,069,460 km (0.097 R)
• M75: 71,586,022 km (0.11 R)
• M76: 71,844,677 km (0.111 R)
• M77: 72,622,586 km (0.119 R)
• M78: 73,533,786 km (0.076 R)
• M79: 74,448,727 km (0.069 R)
• M80: 76,025,937 km (0.11 R)
• M81: 76,554,018 km (0.112 R)
• M82: 76,951,050 km (0.117 R)
• M83: 77,215,988 km (0.101 R)
• M84: 77,614,068 km (0.057 R)
• M85: 80,957,730 km (0.08 R)
• M86: 82,037,677 km (0.105 R)
• M87: 84,211,633 km (0.102 R)
• M88: 84,621,382 km (0.079 R)
• M89: 86,542,219 km (0.101 R)
• M90: 87,784,629 km (0.111 R)
• M91: 88,061,535 km (0.083 R)
• M92: 89,450,401 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 286 - 13,622 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit