🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.69 AU - 0.75 AU

Year: 218 Days

Day: 20.9 Hours

Environment

Temp: 165 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.09 AU - 1.29 AU

Year: 463 Days

Day: 21.7 Hours

Environment

Temp: 5 °C

Axial Tilt: 132.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.33 AU - 1.77 AU

Year: 688 Days

Day: 28.9 Hours

Environment

Temp: -23 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 2.05 AU - 2.69 AU

Year: 1301 Days

Day: 27.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,169,135 km

• M1: 103,522 km (0.104 R)
• M2: 1,446,312 km (0.075 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.96 AU - 4.86 AU

Year: 3301 Days

Day: 30.3 Hours

Environment

Temp: -129 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,169,135 km

• M1: 1,477,429 km (0.06 R)

Asteroid Belt

Center: 5.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.9

Radius: 11.8

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 6.19 AU - 7.21 AU

Year: 6182 Days

Day: 9.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 71,169,135 km

• M1: 151,692 km (0.047 R)
• M2: 235,617 km (0.093 R)
• M3: 392,694 km (0.059 R)
• M4: 510,727 km (0.115 R)
• M5: 615,595 km (0.067 R)
• M6: 850,314 km (0.082 R)
• M7: 954,285 km (0.113 R)
• M8: 1,063,042 km (0.098 R)
• M9: 1,229,844 km (0.115 R)
• M10: 1,339,948 km (0.111 R)
• M11: 1,415,345 km (0.12 R)
• M12: 1,650,364 km (0.107 R)
• M13: 1,845,739 km (0.11 R)
• M14: 2,070,734 km (0.11 R)
• M15: 2,489,009 km (0.04 R)
• M16: 2,606,743 km (0.106 R)
• M17: 2,690,219 km (0.083 R)
• M18: 3,184,939 km (0.103 R)
• M19: 3,442,995 km (0.066 R)
• M20: 3,775,401 km (0.089 R)
• M21: 4,118,130 km (0.11 R)
• M22: 4,471,181 km (0.09 R)
• M23: 4,746,142 km (0.115 R)
• M24: 4,848,766 km (0.119 R)
• M25: 5,206,604 km (0.078 R)
• M26: 5,297,410 km (0.054 R)
• M27: 5,373,406 km (0.113 R)
• M28: 5,465,259 km (0.105 R)
• M29: 5,603,936 km (0.107 R)
• M30: 5,884,731 km (0.073 R)
• M31: 6,074,721 km (0.089 R)
• M32: 6,154,307 km (0.109 R)
• M33: 6,363,295 km (0.118 R)
• M34: 6,574,527 km (0.106 R)
• M35: 6,771,697 km (0.099 R)
• M36: 6,987,417 km (0.084 R)
• M37: 7,154,967 km (0.096 R)
• M38: 7,340,768 km (0.102 R)
• M39: 7,545,268 km (0.065 R)
• M40: 7,786,270 km (0.049 R)
• M41: 7,942,600 km (0.058 R)
• M42: 8,029,965 km (0.092 R)
• M43: 8,135,132 km (0.038 R)
• M44: 8,346,963 km (0.114 R)
• M45: 8,614,145 km (0.119 R)
• M46: 8,848,116 km (0.08 R)
• M47: 8,938,622 km (0.037 R)
• M48: 9,506,945 km (0.066 R)
• M49: 9,674,195 km (0.05 R)
• M50: 9,917,441 km (0.076 R)
• M51: 10,030,388 km (0.099 R)
• M52: 10,238,628 km (0.096 R)
• M53: 10,429,066 km (0.06 R)
• M54: 10,524,809 km (0.078 R)
• M55: 10,968,815 km (0.115 R)
• M56: 11,222,533 km (0.105 R)
• M57: 11,438,852 km (0.069 R)
• M58: 11,656,367 km (0.115 R)
• M59: 11,895,424 km (0.075 R)
• M60: 12,317,440 km (0.109 R)
• M61: 12,418,718 km (0.114 R)
• M62: 12,846,867 km (0.11 R)
• M63: 13,571,220 km (0.06 R)
• M64: 13,759,713 km (0.1 R)
• M65: 13,948,954 km (0.088 R)
• M66: 14,330,279 km (0.095 R)

Asteroid Belt

Center: 7.17 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.7

Radius: 11.5

Gravity: 7.35 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.52 AU - 8.74 AU

Year: 7512 Days

Day: 13 Hours

Environment

Temp: -163 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 71,169,135 km

• M1: 187,446 km (0.105 R)
• M2: 524,939 km (0.102 R)
• M3: 982,260 km (0.117 R)
• M4: 1,146,817 km (0.098 R)
• M5: 1,340,846 km (0.098 R)
• M6: 1,545,944 km (0.088 R)
• M7: 1,941,332 km (0.098 R)
• M8: 2,798,079 km (0.108 R)
• M9: 3,062,568 km (0.078 R)
• M10: 3,280,083 km (0.102 R)
• M11: 3,616,080 km (0.119 R)
• M12: 3,846,311 km (0.1 R)
• M13: 4,140,869 km (0.119 R)
• M14: 4,877,938 km (0.117 R)
• M15: 5,490,242 km (0.103 R)
• M16: 5,889,369 km (0.039 R)
• M17: 6,999,834 km (0.032 R)
• M18: 7,800,332 km (0.12 R)
• M19: 8,362,820 km (0.118 R)
• M20: 8,553,258 km (0.111 R)
• M21: 9,211,489 km (0.075 R)
• M22: 9,805,692 km (0.106 R)
• M23: 10,782,416 km (0.082 R)
• M24: 11,493,006 km (0.075 R)
• M25: 11,662,351 km (0.093 R)
• M26: 11,789,958 km (0.11 R)
• M27: 12,391,640 km (0.084 R)
• M28: 13,535,316 km (0.092 R)
• M29: 13,894,052 km (0.06 R)
• M30: 14,165,123 km (0.095 R)
• M31: 14,346,885 km (0.109 R)
• M32: 14,620,948 km (0.036 R)
• M33: 15,220,536 km (0.103 R)
• M34: 15,360,111 km (0.103 R)
• M35: 15,875,326 km (0.065 R)
• M36: 15,969,722 km (0.106 R)
• M37: 17,212,581 km (0.045 R)
• M38: 17,698,774 km (0.052 R)
• M39: 17,796,611 km (0.061 R)
• M40: 17,992,734 km (0.068 R)
• M41: 18,734,740 km (0.046 R)
• M42: 19,285,260 km (0.115 R)
• M43: 19,993,456 km (0.107 R)
• M44: 20,146,345 km (0.056 R)
• M45: 21,123,818 km (0.078 R)
• M46: 22,011,232 km (0.076 R)
• M47: 22,964,320 km (0.05 R)
• M48: 23,124,540 km (0.061 R)
• M49: 23,660,998 km (0.114 R)
• M50: 23,876,718 km (0.049 R)
• M51: 25,240,003 km (0.103 R)
• M52: 25,515,712 km (0.087 R)
• M53: 25,903,320 km (0.061 R)
• M54: 26,070,122 km (0.089 R)
• M55: 26,404,623 km (0.107 R)
• M56: 26,852,967 km (0.06 R)
• M57: 27,416,802 km (0.111 R)
• M58: 27,813,835 km (0.078 R)
• M59: 31,531,342 km (0.08 R)
• M60: 31,828,293 km (0.081 R)
• M61: 32,006,913 km (0.089 R)
• M62: 32,905,099 km (0.069 R)
• M63: 33,387,402 km (0.088 R)
• M64: 33,629,452 km (0.08 R)
• M65: 34,420,226 km (0.087 R)
• M66: 35,155,649 km (0.093 R)
• M67: 35,525,306 km (0.102 R)
• M68: 36,144,192 km (0.106 R)
• M69: 36,766,669 km (0.088 R)
• M70: 36,954,115 km (0.056 R)
• M71: 37,204,542 km (0.078 R)
• M72: 39,100,545 km (0.081 R)
• M73: 39,483,516 km (0.097 R)
• M74: 40,382,000 km (0.112 R)
• M75: 40,510,954 km (0.094 R)
• M76: 40,704,533 km (0.073 R)
• M77: 41,157,516 km (0.104 R)
• M78: 43,910,117 km (0.098 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 784.9

Radius: 12.9

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 10.98 AU - 11.4 AU

Year: 13343 Days

Day: 13.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 71,169,135 km

• M1: 221,106 km (0.1 R)
• M2: 344,973 km (0.101 R)
• M3: 682,316 km (0.115 R)
• M4: 942,467 km (0.109 R)
• M5: 1,430,754 km (0.054 R)
• M6: 2,252,794 km (0.075 R)
• M7: 2,342,254 km (0.11 R)
• M8: 2,807,802 km (0.103 R)
• M9: 3,753,411 km (0.11 R)
• M10: 4,637,085 km (0.088 R)
• M11: 5,221,414 km (0.076 R)
• M12: 5,870,520 km (0.093 R)
• M13: 6,289,244 km (0.046 R)
• M14: 7,378,317 km (0.1 R)
• M15: 7,739,147 km (0.109 R)
• M16: 8,431,336 km (0.115 R)
• M17: 9,336,702 km (0.065 R)
• M18: 11,758,692 km (0.073 R)
• M19: 12,553,505 km (0.084 R)
• M20: 14,362,892 km (0.071 R)
• M21: 14,644,136 km (0.118 R)
• M22: 15,903,151 km (0.092 R)
• M23: 16,722,349 km (0.106 R)
• M24: 17,435,482 km (0.09 R)
• M25: 18,280,112 km (0.063 R)
• M26: 19,385,490 km (0.044 R)
• M27: 19,634,122 km (0.043 R)
• M28: 20,956,567 km (0.039 R)
• M29: 21,725,052 km (0.107 R)
• M30: 22,307,586 km (0.105 R)
• M31: 22,437,736 km (0.113 R)
• M32: 23,886,142 km (0.032 R)
• M33: 24,286,317 km (0.106 R)
• M34: 24,554,396 km (0.092 R)
• M35: 24,958,310 km (0.058 R)
• M36: 25,704,654 km (0.107 R)
• M37: 26,046,186 km (0.084 R)
• M38: 26,252,033 km (0.113 R)
• M39: 26,458,179 km (0.083 R)
• M40: 26,872,415 km (0.042 R)
• M41: 28,127,691 km (0.104 R)
• M42: 29,046,072 km (0.111 R)
• M43: 29,259,399 km (0.072 R)
• M44: 31,713,701 km (0.038 R)
• M45: 32,891,336 km (0.079 R)
• M46: 33,262,339 km (0.111 R)
• M47: 34,083,332 km (0.065 R)
• M48: 34,308,327 km (0.04 R)
• M49: 35,289,390 km (0.114 R)
• M50: 35,973,950 km (0.119 R)
• M51: 36,509,360 km (0.113 R)
• M52: 36,739,741 km (0.081 R)
• M53: 37,898,377 km (0.036 R)
• M54: 39,226,207 km (0.099 R)
• M55: 39,383,285 km (0.083 R)
• M56: 39,935,152 km (0.067 R)
• M57: 40,728,020 km (0.103 R)
• M58: 40,966,928 km (0.068 R)
• M59: 41,927,047 km (0.117 R)
• M60: 43,299,907 km (0.095 R)
• M61: 45,180,651 km (0.028 R)
• M62: 45,841,126 km (0.083 R)
• M63: 46,089,608 km (0.104 R)
• M64: 46,421,715 km (0.028 R)
• M65: 46,671,245 km (0.107 R)
• M66: 46,754,421 km (0.081 R)
• M67: 47,088,024 km (0.105 R)
• M68: 47,338,750 km (0.091 R)
• M69: 47,506,150 km (0.094 R)
• M70: 47,673,849 km (0.07 R)
• M71: 48,430,366 km (0.118 R)
• M72: 48,768,008 km (0.114 R)
• M73: 48,937,054 km (0.055 R)
• M74: 50,040,787 km (0.082 R)
• M75: 50,126,058 km (0.054 R)
• M76: 51,324,486 km (0.104 R)
• M77: 51,496,374 km (0.112 R)
• M78: 51,754,730 km (0.059 R)
• M79: 51,841,048 km (0.082 R)
• M80: 52,186,320 km (0.106 R)
• M81: 52,792,341 km (0.076 R)
• M82: 55,504,550 km (0.059 R)
• M83: 55,592,813 km (0.118 R)
• M84: 55,769,488 km (0.118 R)
• M85: 56,211,849 km (0.087 R)
• M86: 56,477,834 km (0.03 R)
• M87: 57,456,802 km (0.044 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.3

Radius: 14.6

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 10.34 AU - 13.06 AU

Year: 14265 Days

Day: 11.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 71,169,135 km

• M1: 205,398 km (0.057 R)
• M2: 331,210 km (0.053 R)
• M3: 532,269 km (0.074 R)
• M4: 623,524 km (0.08 R)
• M5: 1,680,134 km (0.05 R)
• M6: 2,189,066 km (0.091 R)
• M7: 2,283,911 km (0.119 R)
• M8: 2,610,333 km (0.112 R)
• M9: 2,882,601 km (0.11 R)
• M10: 3,236,101 km (0.056 R)
• M11: 3,345,008 km (0.106 R)
• M12: 3,566,563 km (0.092 R)
• M13: 3,985,437 km (0.102 R)
• M14: 4,460,560 km (0.075 R)
• M15: 4,664,013 km (0.095 R)
• M16: 4,912,196 km (0.096 R)
• M17: 7,384,749 km (0.067 R)
• M18: 7,626,200 km (0.115 R)
• M19: 8,266,180 km (0.113 R)
• M20: 9,440,673 km (0.117 R)
• M21: 10,830,886 km (0.105 R)
• M22: 11,438,253 km (0.119 R)
• M23: 12,170,535 km (0.054 R)
• M24: 12,628,603 km (0.102 R)
• M25: 12,859,882 km (0.107 R)
• M26: 13,798,758 km (0.03 R)
• M27: 15,125,691 km (0.093 R)
• M28: 16,178,860 km (0.089 R)
• M29: 16,304,373 km (0.098 R)
• M30: 16,556,296 km (0.068 R)
• M31: 16,936,573 km (0.092 R)
• M32: 18,029,835 km (0.113 R)
• M33: 18,552,081 km (0.068 R)
• M34: 19,345,099 km (0.081 R)
• M35: 20,284,125 km (0.099 R)
• M36: 20,759,248 km (0.1 R)
• M37: 21,582,335 km (0.079 R)
• M38: 21,720,414 km (0.071 R)
• M39: 23,757,638 km (0.078 R)
• M40: 24,402,255 km (0.094 R)
• M41: 24,762,786 km (0.109 R)
• M42: 25,197,817 km (0.071 R)
• M43: 25,781,847 km (0.041 R)
• M44: 26,296,613 km (0.118 R)
• M45: 28,844,564 km (0.064 R)
• M46: 29,149,444 km (0.064 R)
• M47: 30,302,395 km (0.075 R)
• M48: 30,845,585 km (0.082 R)
• M49: 31,548,695 km (0.115 R)
• M50: 32,257,190 km (0.117 R)
• M51: 32,970,772 km (0.112 R)
• M52: 33,289,715 km (0.088 R)
• M53: 35,387,077 km (0.096 R)
• M54: 35,877,160 km (0.086 R)
• M55: 36,287,357 km (0.109 R)
• M56: 37,610,251 km (0.11 R)
• M57: 37,860,080 km (0.117 R)
• M58: 38,612,706 km (0.085 R)
• M59: 39,963,126 km (0.112 R)
• M60: 40,986,077 km (0.101 R)
• M61: 42,883,726 km (0.115 R)
• M62: 45,251,710 km (0.095 R)
• M63: 47,032,972 km (0.103 R)
• M64: 47,392,007 km (0.11 R)
• M65: 48,565,004 km (0.109 R)
• M66: 49,109,690 km (0.103 R)
• M67: 49,382,856 km (0.078 R)
• M68: 50,572,009 km (0.106 R)
• M69: 51,031,873 km (0.065 R)
• M70: 52,978,740 km (0.116 R)
• M71: 54,196,017 km (0.06 R)
• M72: 56,086,635 km (0.093 R)
• M73: 56,467,362 km (0.114 R)
• M74: 57,327,250 km (0.12 R)
• M75: 57,902,753 km (0.081 R)
• M76: 58,384,010 km (0.106 R)
• M77: 59,932,497 km (0.096 R)
• M78: 60,029,736 km (0.068 R)
• M79: 61,592,735 km (0.104 R)
• M80: 61,690,871 km (0.081 R)
• M81: 61,789,007 km (0.111 R)
• M82: 64,958,088 km (0.065 R)
• M83: 66,260,637 km (0.045 R)
• M84: 66,361,167 km (0.113 R)
• M85: 66,763,884 km (0.093 R)
• M86: 66,965,542 km (0.035 R)
• M87: 67,470,584 km (0.09 R)
• M88: 67,672,990 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 250.5

Radius: 5.3

Gravity: 8.92 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 16.45 AU - 21.89 AU

Year: 29918 Days

Day: 21.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 71,169,135 km

• M1: 196,572 km (0.108 R)
• M2: 267,032 km (0.067 R)
• M3: 313,856 km (0.064 R)
• M4: 472,879 km (0.093 R)
• M5: 511,625 km (0.071 R)
• M6: 1,008,140 km (0.098 R)
• M7: 2,589,539 km (0.067 R)
• M8: 3,095,778 km (0.062 R)
• M9: 3,208,276 km (0.115 R)
• M10: 3,360,267 km (0.099 R)
• M11: 4,032,560 km (0.032 R)
• M12: 4,531,469 km (0.031 R)
• M13: 6,569,142 km (0.078 R)
• M14: 6,859,661 km (0.071 R)
• M15: 7,253,402 km (0.116 R)
• M16: 7,553,645 km (0.113 R)
• M17: 7,705,188 km (0.074 R)
• M18: 8,011,415 km (0.103 R)
• M19: 9,114,250 km (0.109 R)
• M20: 10,375,809 km (0.089 R)
• M21: 10,544,256 km (0.107 R)
• M22: 10,657,203 km (0.096 R)
• M23: 11,807,760 km (0.089 R)
• M24: 12,816,498 km (0.072 R)
• M25: 13,361,633 km (0.099 R)
• M26: 13,729,195 km (0.068 R)
• M27: 15,809,802 km (0.074 R)
• M28: 18,392,161 km (0.093 R)
• M29: 18,664,279 km (0.089 R)
• M30: 20,044,918 km (0.101 R)
• M31: 23,563,909 km (0.069 R)
• M32: 25,129,301 km (0.091 R)
• M33: 25,734,424 km (0.105 R)
• M34: 27,423,234 km (0.089 R)
• M35: 30,262,752 km (0.115 R)
• M36: 30,987,105 km (0.059 R)
• M37: 31,473,298 km (0.093 R)
• M38: 33,111,694 km (0.044 R)
• M39: 35,114,211 km (0.111 R)
• M40: 36,812,595 km (0.108 R)
• M41: 36,983,885 km (0.12 R)
• M42: 43,053,968 km (0.092 R)
• M43: 43,596,260 km (0.109 R)
• M44: 45,603,714 km (0.1 R)
• M45: 46,064,176 km (0.076 R)
• M46: 46,618,736 km (0.083 R)
• M47: 47,734,586 km (0.104 R)
• M48: 49,992,317 km (0.073 R)
• M49: 51,996,181 km (0.077 R)
• M50: 52,959,591 km (0.096 R)
• M51: 54,123,462 km (0.103 R)
• M52: 54,415,777 km (0.074 R)
• M53: 57,268,159 km (0.107 R)
• M54: 58,362,767 km (0.112 R)
• M55: 59,363,876 km (0.033 R)
• M56: 59,464,256 km (0.117 R)
• M57: 62,503,038 km (0.098 R)
• M58: 65,177,249 km (0.081 R)
• M59: 67,154,933 km (0.087 R)
• M60: 67,573,807 km (0.079 R)
• M61: 67,888,561 km (0.107 R)
• M62: 69,575,277 km (0.105 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 12,058 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit