🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.01 AU - 1.55 AU

Year: 526 Days

Day: 36.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 4.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.36 AU - 1.92 AU

Year: 763 Days

Day: 30.8 Hours

Environment

Temp: -53 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,942,685 km

• M1: 595,848 km (0.039 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.83 AU - 2.47 AU

Year: 1146 Days

Day: 16.3 Hours

Environment

Temp: -79 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,942,685 km

• M1: 1,810,733 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.16 AU - 2.58 AU

Year: 1326 Days

Day: 19.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 2.22 AU - 3.48 AU

Year: 1749 Days

Day: 34.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.01 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.8

Radius: 10.4

Gravity: 0.11 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.89 AU - 5.43 AU

Year: 4260 Days

Day: 13.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 109,942,685 km

• M1: 254,017 km (0.117 R)
• M2: 330,761 km (0.102 R)
• M3: 397,631 km (0.04 R)
• M4: 474,375 km (0.051 R)
• M5: 632,949 km (0.12 R)
• M6: 786,586 km (0.111 R)
• M7: 923,019 km (0.107 R)
• M8: 1,073,066 km (0.115 R)
• M9: 1,259,764 km (0.097 R)
• M10: 1,451,249 km (0.103 R)
• M11: 1,559,857 km (0.094 R)
• M12: 1,817,764 km (0.105 R)
• M13: 1,902,436 km (0.099 R)
• M14: 2,381,449 km (0.08 R)
• M15: 2,532,393 km (0.109 R)
• M16: 2,612,727 km (0.071 R)
• M17: 2,851,635 km (0.066 R)
• M18: 3,168,034 km (0.055 R)
• M19: 3,406,792 km (0.093 R)
• M20: 3,561,177 km (0.115 R)
• M21: 3,643,307 km (0.11 R)
• M22: 4,097,934 km (0.111 R)
• M23: 4,244,989 km (0.12 R)
• M24: 4,553,011 km (0.099 R)
• M25: 5,061,046 km (0.107 R)
• M26: 5,228,146 km (0.109 R)
• M27: 5,331,219 km (0.088 R)
• M28: 5,568,033 km (0.099 R)
• M29: 5,721,371 km (0.057 R)
• M30: 5,954,145 km (0.084 R)
• M31: 6,140,544 km (0.078 R)
• M32: 6,539,521 km (0.1 R)
• M33: 6,823,757 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.5

Radius: 8.2

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 8.79 AU - 10.21 AU

Year: 10642 Days

Day: 11.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 109,942,685 km

• M1: 108,758 km (0.111 R)
• M2: 215,571 km (0.115 R)
• M3: 335,249 km (0.1 R)
• M4: 386,860 km (0.106 R)
• M5: 442,062 km (0.107 R)
• M6: 550,969 km (0.1 R)
• M7: 692,189 km (0.095 R)
• M8: 958,773 km (0.039 R)
• M9: 1,285,046 km (0.093 R)
• M10: 1,460,973 km (0.116 R)
• M11: 1,598,004 km (0.05 R)
• M12: 1,868,777 km (0.041 R)
• M13: 2,085,544 km (0.072 R)
• M14: 2,154,060 km (0.067 R)
• M15: 2,310,689 km (0.088 R)
• M16: 2,562,013 km (0.06 R)
• M17: 2,690,966 km (0.096 R)
• M18: 2,746,916 km (0.113 R)
• M19: 2,803,165 km (0.041 R)
• M20: 2,859,862 km (0.113 R)
• M21: 2,974,604 km (0.057 R)
• M22: 3,032,498 km (0.095 R)
• M23: 3,267,965 km (0.111 R)
• M24: 3,735,758 km (0.103 R)
• M25: 4,224,494 km (0.066 R)
• M26: 4,465,496 km (0.106 R)
• M27: 4,643,668 km (0.116 R)
• M28: 5,881,739 km (0.053 R)
• M29: 6,003,512 km (0.074 R)
• M30: 6,126,182 km (0.089 R)
• M31: 6,249,750 km (0.073 R)
• M32: 6,324,250 km (0.106 R)
• M33: 6,675,955 km (0.036 R)
• M34: 6,854,126 km (0.114 R)
• M35: 6,982,481 km (0.087 R)
• M36: 7,215,404 km (0.107 R)
• M37: 7,477,201 km (0.109 R)
• M38: 8,064,223 km (0.08 R)
• M39: 8,254,063 km (0.061 R)
• M40: 8,693,731 km (0.1 R)
• M41: 9,424,367 km (0.109 R)
• M42: 9,595,656 km (0.092 R)
• M43: 10,145,279 km (0.104 R)
• M44: 10,409,169 km (0.102 R)
• M45: 10,468,111 km (0.09 R)
• M46: 10,616,063 km (0.095 R)
• M47: 11,426,435 km (0.102 R)
• M48: 11,609,393 km (0.117 R)
• M49: 11,731,764 km (0.119 R)
• M50: 11,854,584 km (0.098 R)
• M51: 12,287,969 km (0.087 R)
• M52: 12,758,006 km (0.092 R)
• M53: 13,297,904 km (0.059 R)
• M54: 13,715,731 km (0.116 R)
• M55: 14,630,373 km (0.08 R)
• M56: 15,564,611 km (0.114 R)
• M57: 15,632,080 km (0.077 R)
• M58: 16,312,301 km (0.114 R)
• M59: 16,586,963 km (0.058 R)
• M60: 17,001,948 km (0.069 R)
• M61: 17,210,786 km (0.093 R)
• M62: 17,877,544 km (0.113 R)
• M63: 17,948,154 km (0.102 R)
• M64: 18,231,792 km (0.113 R)
• M65: 18,303,000 km (0.049 R)
• M66: 18,695,994 km (0.041 R)
• M67: 18,983,521 km (0.116 R)
• M68: 19,344,949 km (0.101 R)
• M69: 19,417,504 km (0.068 R)
• M70: 19,818,277 km (0.067 R)
• M71: 19,928,082 km (0.095 R)
• M72: 20,295,345 km (0.049 R)
• M73: 21,074,151 km (0.077 R)
• M74: 21,148,801 km (0.111 R)
• M75: 21,976,077 km (0.071 R)
• M76: 22,546,194 km (0.118 R)
• M77: 22,775,677 km (0.088 R)
• M78: 23,159,695 km (0.088 R)
• M79: 23,817,627 km (0.046 R)
• M80: 25,151,591 km (0.104 R)
• M81: 27,157,249 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600

Radius: 14.2

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 10.68 AU - 12.42 AU

Year: 14266 Days

Day: 10.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 109,942,685 km

• M1: 234,569 km (0.056 R)
• M2: 605,871 km (0.056 R)
• M3: 863,629 km (0.068 R)
• M4: 1,136,794 km (0.057 R)
• M5: 1,463,217 km (0.047 R)
• M6: 1,689,259 km (0.068 R)
• M7: 2,036,476 km (0.101 R)
• M8: 3,211,866 km (0.08 R)
• M9: 3,475,607 km (0.119 R)
• M10: 3,644,204 km (0.108 R)
• M11: 4,237,958 km (0.067 R)
• M12: 4,454,875 km (0.071 R)
• M13: 4,675,532 km (0.103 R)
• M14: 5,013,324 km (0.087 R)
• M15: 5,476,180 km (0.096 R)
• M16: 5,712,843 km (0.075 R)
• M17: 5,912,706 km (0.084 R)
• M18: 6,567,945 km (0.084 R)
• M19: 7,289,455 km (0.092 R)
• M20: 7,725,832 km (0.054 R)
• M21: 8,170,587 km (0.085 R)
• M22: 8,487,136 km (0.057 R)
• M23: 8,578,241 km (0.091 R)
• M24: 8,992,478 km (0.102 R)
• M25: 9,272,375 km (0.104 R)
• M26: 9,413,446 km (0.093 R)
• M27: 10,323,151 km (0.112 R)
• M28: 10,420,539 km (0.087 R)
• M29: 10,862,601 km (0.094 R)
• M30: 11,714,560 km (0.104 R)
• M31: 12,174,424 km (0.078 R)
• M32: 12,588,062 km (0.076 R)
• M33: 13,695,984 km (0.118 R)
• M34: 14,725,367 km (0.066 R)
• M35: 14,890,074 km (0.086 R)
• M36: 15,221,583 km (0.026 R)
• M37: 15,611,435 km (0.051 R)
• M38: 15,779,434 km (0.12 R)
• M39: 16,004,579 km (0.119 R)
• M40: 16,571,854 km (0.117 R)
• M41: 17,493,227 km (0.083 R)
• M42: 17,726,151 km (0.084 R)
• M43: 18,727,709 km (0.066 R)
• M44: 19,445,778 km (0.063 R)
• M45: 19,929,428 km (0.057 R)
• M46: 20,051,051 km (0.111 R)
• M47: 20,723,943 km (0.111 R)
• M48: 20,908,846 km (0.12 R)
• M49: 22,596,908 km (0.096 R)
• M50: 22,723,767 km (0.11 R)
• M51: 24,393,429 km (0.103 R)
• M52: 25,177,471 km (0.115 R)
• M53: 25,837,048 km (0.112 R)
• M54: 28,463,688 km (0.065 R)
• M55: 28,669,235 km (0.102 R)
• M56: 29,357,984 km (0.066 R)
• M57: 29,635,039 km (0.116 R)
• M58: 30,052,267 km (0.037 R)
• M59: 30,471,291 km (0.117 R)
• M60: 31,811,389 km (0.111 R)
• M61: 32,452,864 km (0.095 R)
• M62: 33,098,678 km (0.102 R)
• M63: 33,966,197 km (0.077 R)
• M64: 35,208,158 km (0.108 R)
• M65: 35,797,723 km (0.047 R)
• M66: 37,736,362 km (0.107 R)
• M67: 37,886,858 km (0.114 R)
• M68: 38,037,652 km (0.084 R)
• M69: 39,862,148 km (0.113 R)
• M70: 40,015,486 km (0.07 R)
• M71: 40,476,546 km (0.109 R)
• M72: 44,705,678 km (0.073 R)
• M73: 44,865,000 km (0.096 R)
• M74: 45,664,451 km (0.045 R)
• M75: 45,985,488 km (0.09 R)
• M76: 47,683,424 km (0.093 R)
• M77: 50,227,485 km (0.082 R)
• M78: 52,310,935 km (0.082 R)
• M79: 52,646,931 km (0.119 R)
• M80: 55,617,347 km (0.107 R)
• M81: 56,476,039 km (0.089 R)
• M82: 56,734,544 km (0.106 R)
• M83: 57,945,838 km (0.06 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.9

Radius: 6.5

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 11.44 AU - 17.82 AU

Year: 20337 Days

Day: 19.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 109,942,685 km

• M1: 124,914 km (0.101 R)
• M2: 524,490 km (0.102 R)
• M3: 838,346 km (0.106 R)
• M4: 1,203,664 km (0.114 R)
• M5: 1,884,933 km (0.115 R)
• M6: 2,665,984 km (0.116 R)
• M7: 2,868,090 km (0.091 R)
• M8: 2,956,204 km (0.058 R)
• M9: 3,317,931 km (0.095 R)
• M10: 3,441,649 km (0.061 R)
• M11: 3,504,031 km (0.054 R)
• M12: 3,725,585 km (0.093 R)
• M13: 4,248,879 km (0.086 R)
• M14: 4,830,066 km (0.1 R)
• M15: 5,005,694 km (0.102 R)
• M16: 5,877,850 km (0.058 R)
• M17: 5,990,198 km (0.041 R)
• M18: 6,065,446 km (0.118 R)
• M19: 6,485,217 km (0.116 R)
• M20: 6,640,051 km (0.068 R)
• M21: 8,339,483 km (0.066 R)
• M22: 8,465,744 km (0.046 R)
• M23: 9,498,866 km (0.081 R)
• M24: 9,719,074 km (0.109 R)
• M25: 9,940,928 km (0.064 R)
• M26: 10,119,698 km (0.065 R)
• M27: 10,164,427 km (0.118 R)
• M28: 10,662,289 km (0.055 R)
• M29: 11,307,056 km (0.069 R)
• M30: 11,353,730 km (0.089 R)
• M31: 11,446,930 km (0.054 R)
• M32: 11,634,376 km (0.041 R)
• M33: 11,775,447 km (0.111 R)
• M34: 11,869,993 km (0.108 R)
• M35: 12,682,758 km (0.106 R)
• M36: 13,464,257 km (0.08 R)
• M37: 13,910,508 km (0.095 R)
• M38: 14,462,673 km (0.043 R)
• M39: 15,022,020 km (0.04 R)
• M40: 15,536,636 km (0.115 R)
• M41: 16,161,806 km (0.101 R)
• M42: 16,530,116 km (0.055 R)
• M43: 18,031,480 km (0.099 R)
• M44: 18,358,950 km (0.084 R)
• M45: 19,019,574 km (0.077 R)
• M46: 19,520,129 km (0.101 R)
• M47: 19,631,878 km (0.066 R)
• M48: 19,968,623 km (0.118 R)
• M49: 20,194,217 km (0.099 R)
• M50: 20,364,010 km (0.111 R)
• M51: 20,933,230 km (0.095 R)
• M52: 22,907,324 km (0.089 R)
• M53: 23,025,207 km (0.103 R)
• M54: 23,677,603 km (0.075 R)
• M55: 23,976,200 km (0.094 R)
• M56: 25,426,552 km (0.089 R)
• M57: 26,224,058 km (0.095 R)
• M58: 27,216,789 km (0.109 R)
• M59: 28,411,478 km (0.116 R)
• M60: 29,687,548 km (0.107 R)
• M61: 30,203,212 km (0.103 R)
• M62: 30,332,614 km (0.039 R)
• M63: 30,656,792 km (0.114 R)
• M64: 30,721,868 km (0.1 R)
• M65: 31,636,509 km (0.12 R)
• M66: 32,559,977 km (0.09 R)
• M67: 33,760,350 km (0.073 R)
• M68: 34,096,347 km (0.058 R)
• M69: 35,043,152 km (0.116 R)
• M70: 35,178,986 km (0.087 R)
• M71: 35,998,484 km (0.098 R)
• M72: 36,755,000 km (0.102 R)
• M73: 37,239,248 km (0.106 R)
• M74: 39,267,795 km (0.083 R)
• M75: 39,762,665 km (0.06 R)
• M76: 40,758,837 km (0.062 R)
• M77: 40,901,853 km (0.113 R)
• M78: 41,116,676 km (0.094 R)
• M79: 41,619,324 km (0.048 R)
• M80: 41,979,556 km (0.112 R)
• M81: 42,558,201 km (0.059 R)
• M82: 42,848,421 km (0.094 R)
• M83: 44,530,200 km (0.044 R)
• M84: 44,677,554 km (0.091 R)
• M85: 45,416,268 km (0.027 R)
• M86: 46,905,814 km (0.109 R)
• M87: 47,055,711 km (0.119 R)
• M88: 48,942,140 km (0.092 R)
• M89: 49,094,132 km (0.071 R)
• M90: 50,085,816 km (0.094 R)
• M91: 50,622,423 km (0.067 R)
• M92: 51,315,361 km (0.1 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 889.7

Radius: 3.4

Gravity: 76.96 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 15.46 AU - 22.86 AU

Year: 30481 Days

Day: 16 Hours

Environment

Temp: -193 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 109,942,685 km

• M1: 52,060 km (0.084 R)
• M2: 353,201 km (0.049 R)
• M3: 642,074 km (0.032 R)
• M4: 761,902 km (0.079 R)
• M5: 1,308,084 km (0.116 R)
• M6: 2,209,860 km (0.045 R)
• M7: 3,059,127 km (0.106 R)
• M8: 3,209,622 km (0.034 R)
• M9: 3,622,363 km (0.107 R)
• M10: 3,728,278 km (0.091 R)
• M11: 4,161,663 km (0.064 R)
• M12: 4,440,514 km (0.109 R)
• M13: 4,553,759 km (0.119 R)
• M14: 4,610,756 km (0.08 R)
• M15: 5,075,108 km (0.075 R)
• M16: 5,493,533 km (0.093 R)
• M17: 6,236,286 km (0.095 R)
• M18: 7,677,662 km (0.081 R)
• M19: 8,575,399 km (0.077 R)
• M20: 8,645,859 km (0.032 R)
• M21: 9,216,126 km (0.115 R)
• M22: 10,317,765 km (0.07 R)
• M23: 10,467,662 km (0.118 R)
• M24: 10,694,153 km (0.084 R)
• M25: 11,228,517 km (0.107 R)
• M26: 11,382,752 km (0.097 R)
• M27: 11,615,527 km (0.078 R)
• M28: 11,693,467 km (0.085 R)
• M29: 11,849,947 km (0.103 R)
• M30: 13,451,392 km (0.117 R)
• M31: 14,696,345 km (0.09 R)
• M32: 19,011,197 km (0.111 R)
• M33: 19,379,507 km (0.119 R)
• M34: 19,657,310 km (0.051 R)
• M35: 19,750,210 km (0.088 R)
• M36: 22,701,178 km (0.046 R)
• M37: 23,091,778 km (0.099 R)
• M38: 23,780,826 km (0.091 R)
• M39: 26,500,814 km (0.097 R)
• M40: 26,706,212 km (0.103 R)
• M41: 27,532,890 km (0.08 R)
• M42: 27,845,100 km (0.104 R)
• M43: 28,578,130 km (0.112 R)
• M44: 29,529,872 km (0.102 R)
• M45: 31,464,322 km (0.035 R)
• M46: 31,790,595 km (0.082 R)
• M47: 32,996,952 km (0.117 R)
• M48: 33,328,461 km (0.04 R)
• M49: 33,994,919 km (0.07 R)
• M50: 34,218,119 km (0.101 R)
• M51: 34,778,064 km (0.098 R)
• M52: 35,680,139 km (0.089 R)
• M53: 36,590,143 km (0.077 R)
• M54: 37,969,136 km (0.102 R)
• M55: 38,200,714 km (0.103 R)
• M56: 42,326,922 km (0.115 R)
• M57: 43,410,609 km (0.056 R)
• M58: 44,381,499 km (0.063 R)
• M59: 49,216,054 km (0.111 R)
• M60: 55,521,903 km (0.104 R)
• M61: 55,653,250 km (0.108 R)
• M62: 56,311,331 km (0.102 R)
• M63: 56,443,277 km (0.081 R)
• M64: 57,237,043 km (0.076 R)
• M65: 59,237,466 km (0.101 R)
• M66: 59,371,655 km (0.061 R)
• M67: 61,532,147 km (0.092 R)
• M68: 62,076,384 km (0.115 R)
• M69: 62,758,850 km (0.088 R)
• M70: 63,443,709 km (0.071 R)
• M71: 64,682,828 km (0.088 R)
• M72: 64,959,285 km (0.115 R)
• M73: 65,097,663 km (0.108 R)
• M74: 66,208,128 km (0.05 R)
• M75: 66,347,404 km (0.08 R)
• M76: 67,604,923 km (0.06 R)
• M77: 69,011,443 km (0.076 R)
• M78: 70,001,780 km (0.042 R)
• M79: 72,282,998 km (0.062 R)
• M80: 72,426,313 km (0.057 R)
• M81: 74,298,979 km (0.094 R)
• M82: 74,443,640 km (0.118 R)
• M83: 74,878,372 km (0.049 R)
• M84: 75,459,111 km (0.109 R)
• M85: 77,797,625 km (0.094 R)
• M86: 78,385,843 km (0.049 R)
• M87: 81,200,527 km (0.042 R)
• M88: 81,946,572 km (0.097 R)
• M89: 89,994,339 km (0.107 R)
• M90: 90,766,563 km (0.108 R)
• M91: 91,075,932 km (0.12 R)
• M92: 94,346,440 km (0.086 R)
• M93: 96,390,246 km (0.099 R)
• M94: 98,289,691 km (0.063 R)
• M95: 103,415,063 km (0.05 R)
• M96: 109,283,937 km (0.053 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 12,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit